12:59:22,767 [http://localhost:8080/xwiki/bin/view/Main/WebHome] [http-8080-Processor25] INFO  .AbstractXWikiMigrationManager  - Current storage version = [0] 
12:59:22,767 [http://localhost:8080/xwiki/bin/view/Main/WebHome] [http-8080-Processor25] INFO  .AbstractXWikiMigrationManager  - List of migrations that will be executed: 
12:59:22,767 [http://localhost:8080/xwiki/bin/view/Main/WebHome] [http-8080-Processor25] INFO  .AbstractXWikiMigrationManager  -   R4340XWIKI883 - See http://jira.xwiki.org/jira/browse/XWIKI-883 
12:59:22,767 [http://localhost:8080/xwiki/bin/view/Main/WebHome] [http-8080-Processor25] INFO  .AbstractXWikiMigrationManager  -   R4359XWIKI1459 - See http://jira.xwiki.org/jira/browse/XWIKI-1459 
12:59:22,767 [http://localhost:8080/xwiki/bin/view/Main/WebHome] [http-8080-Processor25] INFO  .AbstractXWikiMigrationManager  -   R6079XWIKI1878 - See http://jira.xwiki.org/jira/browse/XWIKI-1878 
12:59:22,767 [http://localhost:8080/xwiki/bin/view/Main/WebHome] [http-8080-Processor25] INFO  .AbstractXWikiMigrationManager  -   R6405XWIKI1933 - See http://jira.xwiki.org/jira/browse/XWIKI-1933 
12:59:22,767 [http://localhost:8080/xwiki/bin/view/Main/WebHome] [http-8080-Processor25] INFO  .AbstractXWikiMigrationManager  -   R6430XWIKI1954 - See http://jira.xwiki.org/jira/browse/XWIKI-1954 
12:59:22,767 [http://localhost:8080/xwiki/bin/view/Main/WebHome] [http-8080-Processor25] INFO  .AbstractXWikiMigrationManager  - Running migration [R4340XWIKI883] with version [4340] 
12:59:23,199 [http://localhost:8080/xwiki/bin/view/Main/WebHome] [http-8080-Processor25] INFO  .AbstractXWikiMigrationManager  - New storage version is now [4341] 
12:59:23,199 [http://localhost:8080/xwiki/bin/view/Main/WebHome] [http-8080-Processor25] INFO  .AbstractXWikiMigrationManager  - Running migration [R4359XWIKI1459] with version [4359] 
12:59:23,276 [http://localhost:8080/xwiki/bin/view/Main/WebHome] [http-8080-Processor25] INFO  .AbstractXWikiMigrationManager  - New storage version is now [4360] 
12:59:23,276 [http://localhost:8080/xwiki/bin/view/Main/WebHome] [http-8080-Processor25] INFO  .AbstractXWikiMigrationManager  - Running migration [R6079XWIKI1878] with version [6079] 
12:59:23,291 [http://localhost:8080/xwiki/bin/view/Main/WebHome] [http-8080-Processor25] INFO  .AbstractXWikiMigrationManager  - New storage version is now [6080] 
12:59:23,291 [http://localhost:8080/xwiki/bin/view/Main/WebHome] [http-8080-Processor25] INFO  .AbstractXWikiMigrationManager  - Running migration [R6405XWIKI1933] with version [6405] 
12:59:23,306 [http://localhost:8080/xwiki/bin/view/Main/WebHome] [http-8080-Processor25] INFO  .AbstractXWikiMigrationManager  - New storage version is now [6406] 
12:59:23,306 [http://localhost:8080/xwiki/bin/view/Main/WebHome] [http-8080-Processor25] INFO  .AbstractXWikiMigrationManager  - Running migration [R6430XWIKI1954] with version [6430] 
12:59:23,306 [http://localhost:8080/xwiki/bin/view/Main/WebHome] [http-8080-Processor25] INFO  .AbstractXWikiMigrationManager  - New storage version is now [6431] 
12:59:40,463 [http://localhost:8080/xwiki/bin/view/Main/WebHome] [http-8080-Processor25] ERROR store.XWikiHibernateBaseStore   - Failed updating schema while executing query "create sequence xwiki.hibernate_sequence" 
java.sql.SQLException: ORA-00955: name is already used by an existing object

	at oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:112)
	at oracle.jdbc.driver.T4CTTIoer.processError(T4CTTIoer.java:331)
	at oracle.jdbc.driver.T4CTTIoer.processError(T4CTTIoer.java:288)
	at oracle.jdbc.driver.T4C8Oall.receive(T4C8Oall.java:743)
	at oracle.jdbc.driver.T4CStatement.doOall8(T4CStatement.java:207)
	at oracle.jdbc.driver.T4CStatement.executeForRows(T4CStatement.java:946)
	at oracle.jdbc.driver.OracleStatement.doExecuteWithTimeout(OracleStatement.java:1169)
	at oracle.jdbc.driver.OracleStatement.executeUpdateInternal(OracleStatement.java:1615)
	at oracle.jdbc.driver.OracleStatement.executeUpdate(OracleStatement.java:1580)
	at org.apache.commons.dbcp.DelegatingStatement.executeUpdate(DelegatingStatement.java:225)
	at org.apache.commons.dbcp.DelegatingStatement.executeUpdate(DelegatingStatement.java:225)
	at com.xpn.xwiki.store.XWikiHibernateBaseStore.updateSchema(XWikiHibernateBaseStore.java:410)
	at com.xpn.xwiki.store.XWikiHibernateBaseStore.updateSchema(XWikiHibernateBaseStore.java:271)
	at com.xpn.xwiki.store.XWikiHibernateBaseStore.updateSchema(XWikiHibernateBaseStore.java:225)
	at com.xpn.xwiki.store.XWikiHibernateBaseStore.checkHibernate(XWikiHibernateBaseStore.java:470)
	at com.xpn.xwiki.store.XWikiHibernateBaseStore.execute(XWikiHibernateBaseStore.java:914)
	at com.xpn.xwiki.store.XWikiHibernateBaseStore.executeRead(XWikiHibernateBaseStore.java:947)
	at com.xpn.xwiki.store.XWikiHibernateVersioningStore.loadAllRCSNodeInfo(XWikiHibernateVersioningStore.java:208)
	at com.xpn.xwiki.store.XWikiHibernateVersioningStore.loadXWikiDocArchive(XWikiHibernateVersioningStore.java:125)
	at com.xpn.xwiki.store.XWikiHibernateVersioningStore.getXWikiDocumentArchive(XWikiHibernateVersioningStore.java:110)
	at com.xpn.xwiki.store.XWikiHibernateVersioningStore.updateXWikiDocArchive(XWikiHibernateVersioningStore.java:197)
	at com.xpn.xwiki.store.XWikiHibernateStore.saveXWikiDoc(XWikiHibernateStore.java:254)
	at com.xpn.xwiki.store.XWikiCacheStore.saveXWikiDoc(XWikiCacheStore.java:97)
	at com.xpn.xwiki.store.XWikiCacheStore.saveXWikiDoc(XWikiCacheStore.java:91)
	at com.xpn.xwiki.XWiki.saveDocument(XWiki.java:1018)
	at com.xpn.xwiki.XWiki.saveDocument(XWiki.java:991)
	at com.xpn.xwiki.XWiki.saveDocument(XWiki.java:985)
	at com.xpn.xwiki.plugin.calendar.CalendarPlugin.getCalendarEventClass(CalendarPlugin.java:82)
	at com.xpn.xwiki.plugin.calendar.CalendarPlugin.init(CalendarPlugin.java:294)
	at com.xpn.xwiki.plugin.XWikiPluginManager.initPlugin(XWikiPluginManager.java:130)
	at com.xpn.xwiki.plugin.XWikiPluginManager.addPlugin(XWikiPluginManager.java:69)
	at com.xpn.xwiki.plugin.XWikiPluginManager.addPlugins(XWikiPluginManager.java:95)
	at com.xpn.xwiki.XWiki.preparePlugins(XWiki.java:799)
	at com.xpn.xwiki.XWiki.initXWiki(XWiki.java:732)
	at com.xpn.xwiki.XWiki.<init>(XWiki.java:672)
	at com.xpn.xwiki.XWiki.getMainXWiki(XWiki.java:241)
	at com.xpn.xwiki.XWiki.getXWiki(XWiki.java:439)
	at com.xpn.xwiki.web.XWikiAction.execute(XWikiAction.java:94)
	at org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:431)
	at org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:236)
	at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1196)
	at org.apache.struts.action.ActionServlet.doGet(ActionServlet.java:414)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:690)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:269)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:188)
	at com.xpn.xwiki.web.SetCharacterEncodingFilter.doFilter(SetCharacterEncodingFilter.java:117)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:215)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:188)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:174)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:117)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:108)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:151)
	at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:874)
	at org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHandler.processConnection(Http11BaseProtocol.java:665)
	at org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:528)
	at org.apache.tomcat.util.net.LeaderFollowerWorkerThread.runIt(LeaderFollowerWorkerThread.java:81)
	at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:689)
	at java.lang.Thread.run(Thread.java:619)
12:59:46,470 [http://localhost:8080/xwiki/bin/view/Main/WebHome] [http-8080-Processor25] ERROR store.XWikiHibernateBaseStore   - Failed updating schema while executing query "create sequence xwiki.hibernate_sequence" 
java.sql.SQLException: ORA-00955: name is already used by an existing object

	at oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:112)
	at oracle.jdbc.driver.T4CTTIoer.processError(T4CTTIoer.java:331)
	at oracle.jdbc.driver.T4CTTIoer.processError(T4CTTIoer.java:288)
	at oracle.jdbc.driver.T4C8Oall.receive(T4C8Oall.java:743)
	at oracle.jdbc.driver.T4CStatement.doOall8(T4CStatement.java:207)
	at oracle.jdbc.driver.T4CStatement.executeForRows(T4CStatement.java:946)
	at oracle.jdbc.driver.OracleStatement.doExecuteWithTimeout(OracleStatement.java:1169)
	at oracle.jdbc.driver.OracleStatement.executeUpdateInternal(OracleStatement.java:1615)
	at oracle.jdbc.driver.OracleStatement.executeUpdate(OracleStatement.java:1580)
	at org.apache.commons.dbcp.DelegatingStatement.executeUpdate(DelegatingStatement.java:225)
	at org.apache.commons.dbcp.DelegatingStatement.executeUpdate(DelegatingStatement.java:225)
	at com.xpn.xwiki.store.XWikiHibernateBaseStore.updateSchema(XWikiHibernateBaseStore.java:410)
	at com.xpn.xwiki.store.XWikiHibernateBaseStore.updateSchema(XWikiHibernateBaseStore.java:271)
	at com.xpn.xwiki.store.XWikiHibernateBaseStore.updateSchema(XWikiHibernateBaseStore.java:225)
	at com.xpn.xwiki.store.XWikiHibernateBaseStore.checkHibernate(XWikiHibernateBaseStore.java:470)
	at com.xpn.xwiki.store.XWikiHibernateBaseStore.execute(XWikiHibernateBaseStore.java:914)
	at com.xpn.xwiki.store.XWikiHibernateBaseStore.executeRead(XWikiHibernateBaseStore.java:947)
	at com.xpn.xwiki.store.XWikiHibernateRecycleBinStore.getAllDeletedDocuments(XWikiHibernateRecycleBinStore.java:99)
	at com.xpn.xwiki.XWiki.getDeletedDocuments(XWiki.java:1139)
	at com.xpn.xwiki.api.XWiki.getDeletedDocuments(XWiki.java:131)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
	at java.lang.reflect.Method.invoke(Method.java:597)
	at org.apache.velocity.util.introspection.UberspectImpl$VelMethodImpl.invoke(UberspectImpl.java:295)
	at org.apache.velocity.runtime.parser.node.ASTMethod.execute(ASTMethod.java:245)
	at org.apache.velocity.runtime.parser.node.ASTReference.execute(ASTReference.java:203)
	at org.apache.velocity.runtime.parser.node.ASTReference.value(ASTReference.java:419)
	at org.apache.velocity.runtime.parser.node.ASTExpression.value(ASTExpression.java:73)
	at org.apache.velocity.runtime.parser.node.ASTSetDirective.render(ASTSetDirective.java:125)
	at org.apache.velocity.runtime.parser.node.SimpleNode.render(SimpleNode.java:318)
	at com.xpn.xwiki.render.XWikiVelocityRenderer.evaluate(XWikiVelocityRenderer.java:238)
	at com.xpn.xwiki.render.XWikiVelocityRenderer.evaluate(XWikiVelocityRenderer.java:152)
	at com.xpn.xwiki.XWiki.parseTemplate(XWiki.java:1366)
	at com.xpn.xwiki.XWiki.parseTemplate(XWiki.java:1327)
	at com.xpn.xwiki.api.XWiki.parseTemplate(XWiki.java:607)
	at sun.reflect.GeneratedMethodAccessor52.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
	at java.lang.reflect.Method.invoke(Method.java:597)
	at org.apache.velocity.util.introspection.UberspectImpl$VelMethodImpl.invoke(UberspectImpl.java:295)
	at org.apache.velocity.runtime.parser.node.ASTMethod.execute(ASTMethod.java:245)
	at org.apache.velocity.runtime.parser.node.ASTReference.execute(ASTReference.java:203)
	at org.apache.velocity.runtime.parser.node.ASTReference.render(ASTReference.java:294)
	at org.apache.velocity.runtime.parser.node.SimpleNode.render(SimpleNode.java:318)
	at org.apache.velocity.runtime.directive.VelocimacroProxy.render(VelocimacroProxy.java:194)
	at org.apache.velocity.runtime.parser.node.ASTDirective.render(ASTDirective.java:170)
	at org.apache.velocity.runtime.parser.node.ASTBlock.render(ASTBlock.java:74)
	at org.apache.velocity.runtime.parser.node.SimpleNode.render(SimpleNode.java:318)
	at org.apache.velocity.runtime.parser.node.ASTIfStatement.render(ASTIfStatement.java:107)
	at org.apache.velocity.runtime.parser.node.SimpleNode.render(SimpleNode.java:318)
	at com.xpn.xwiki.render.XWikiVelocityRenderer.evaluate(XWikiVelocityRenderer.java:238)
	at com.xpn.xwiki.render.XWikiVelocityRenderer.evaluate(XWikiVelocityRenderer.java:152)
	at com.xpn.xwiki.XWiki.parseTemplate(XWiki.java:1366)
	at com.xpn.xwiki.XWiki.parseTemplate(XWiki.java:1327)
	at com.xpn.xwiki.web.Utils.parseTemplate(Utils.java:105)
	at com.xpn.xwiki.web.Utils.parseTemplate(Utils.java:48)
	at com.xpn.xwiki.web.XWikiAction.execute(XWikiAction.java:155)
	at org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:431)
	at org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:236)
	at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1196)
	at org.apache.struts.action.ActionServlet.doGet(ActionServlet.java:414)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:690)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:269)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:188)
	at com.xpn.xwiki.web.SetCharacterEncodingFilter.doFilter(SetCharacterEncodingFilter.java:117)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:215)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:188)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:174)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:117)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:108)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:151)
	at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:874)
	at org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHandler.processConnection(Http11BaseProtocol.java:665)
	at org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:528)
	at org.apache.tomcat.util.net.LeaderFollowerWorkerThread.runIt(LeaderFollowerWorkerThread.java:81)
	at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:689)
	at java.lang.Thread.run(Thread.java:619)
12:59:47,548 [http://localhost:8080/xwiki/bin/view/Main/WebHome] [http-8080-Processor24] ERROR store.XWikiHibernateBaseStore   - Failed updating schema while executing query "create sequence xwiki.hibernate_sequence" 
java.sql.SQLException: ORA-00955: name is already used by an existing object

	at oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:112)
	at oracle.jdbc.driver.T4CTTIoer.processError(T4CTTIoer.java:331)
	at oracle.jdbc.driver.T4CTTIoer.processError(T4CTTIoer.java:288)
	at oracle.jdbc.driver.T4C8Oall.receive(T4C8Oall.java:743)
	at oracle.jdbc.driver.T4CStatement.doOall8(T4CStatement.java:207)
	at oracle.jdbc.driver.T4CStatement.executeForRows(T4CStatement.java:946)
	at oracle.jdbc.driver.OracleStatement.doExecuteWithTimeout(OracleStatement.java:1169)
	at oracle.jdbc.driver.OracleStatement.executeUpdateInternal(OracleStatement.java:1615)
	at oracle.jdbc.driver.OracleStatement.executeUpdate(OracleStatement.java:1580)
	at org.apache.commons.dbcp.DelegatingStatement.executeUpdate(DelegatingStatement.java:225)
	at org.apache.commons.dbcp.DelegatingStatement.executeUpdate(DelegatingStatement.java:225)
	at com.xpn.xwiki.store.XWikiHibernateBaseStore.updateSchema(XWikiHibernateBaseStore.java:410)
	at com.xpn.xwiki.store.XWikiHibernateBaseStore.updateSchema(XWikiHibernateBaseStore.java:271)
	at com.xpn.xwiki.store.XWikiHibernateBaseStore.updateSchema(XWikiHibernateBaseStore.java:225)
	at com.xpn.xwiki.store.XWikiHibernateBaseStore.checkHibernate(XWikiHibernateBaseStore.java:470)
	at com.xpn.xwiki.store.XWikiHibernateBaseStore.execute(XWikiHibernateBaseStore.java:914)
	at com.xpn.xwiki.store.XWikiHibernateBaseStore.executeRead(XWikiHibernateBaseStore.java:947)
	at com.xpn.xwiki.store.XWikiHibernateRecycleBinStore.getAllDeletedDocuments(XWikiHibernateRecycleBinStore.java:99)
	at com.xpn.xwiki.XWiki.getDeletedDocuments(XWiki.java:1139)
	at com.xpn.xwiki.api.XWiki.getDeletedDocuments(XWiki.java:131)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
	at java.lang.reflect.Method.invoke(Method.java:597)
	at org.apache.velocity.util.introspection.UberspectImpl$VelMethodImpl.invoke(UberspectImpl.java:295)
	at org.apache.velocity.runtime.parser.node.ASTMethod.execute(ASTMethod.java:245)
	at org.apache.velocity.runtime.parser.node.ASTReference.execute(ASTReference.java:203)
	at org.apache.velocity.runtime.parser.node.ASTReference.value(ASTReference.java:419)
	at org.apache.velocity.runtime.parser.node.ASTExpression.value(ASTExpression.java:73)
	at org.apache.velocity.runtime.parser.node.ASTSetDirective.render(ASTSetDirective.java:125)
	at org.apache.velocity.runtime.parser.node.SimpleNode.render(SimpleNode.java:318)
	at com.xpn.xwiki.render.XWikiVelocityRenderer.evaluate(XWikiVelocityRenderer.java:238)
	at com.xpn.xwiki.render.XWikiVelocityRenderer.evaluate(XWikiVelocityRenderer.java:152)
	at com.xpn.xwiki.XWiki.parseTemplate(XWiki.java:1366)
	at com.xpn.xwiki.XWiki.parseTemplate(XWiki.java:1327)
	at com.xpn.xwiki.api.XWiki.parseTemplate(XWiki.java:607)
	at sun.reflect.GeneratedMethodAccessor52.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
	at java.lang.reflect.Method.invoke(Method.java:597)
	at org.apache.velocity.util.introspection.UberspectImpl$VelMethodImpl.invoke(UberspectImpl.java:295)
	at org.apache.velocity.runtime.parser.node.ASTMethod.execute(ASTMethod.java:245)
	at org.apache.velocity.runtime.parser.node.ASTReference.execute(ASTReference.java:203)
	at org.apache.velocity.runtime.parser.node.ASTReference.render(ASTReference.java:294)
	at org.apache.velocity.runtime.parser.node.SimpleNode.render(SimpleNode.java:318)
	at org.apache.velocity.runtime.directive.VelocimacroProxy.render(VelocimacroProxy.java:194)
	at org.apache.velocity.runtime.parser.node.ASTDirective.render(ASTDirective.java:170)
	at org.apache.velocity.runtime.parser.node.ASTBlock.render(ASTBlock.java:74)
	at org.apache.velocity.runtime.parser.node.SimpleNode.render(SimpleNode.java:318)
	at org.apache.velocity.runtime.parser.node.ASTIfStatement.render(ASTIfStatement.java:107)
	at org.apache.velocity.runtime.parser.node.SimpleNode.render(SimpleNode.java:318)
	at com.xpn.xwiki.render.XWikiVelocityRenderer.evaluate(XWikiVelocityRenderer.java:238)
	at com.xpn.xwiki.render.XWikiVelocityRenderer.evaluate(XWikiVelocityRenderer.java:152)
	at com.xpn.xwiki.XWiki.parseTemplate(XWiki.java:1366)
	at com.xpn.xwiki.XWiki.parseTemplate(XWiki.java:1327)
	at com.xpn.xwiki.web.Utils.parseTemplate(Utils.java:105)
	at com.xpn.xwiki.web.Utils.parseTemplate(Utils.java:48)
	at com.xpn.xwiki.web.XWikiAction.execute(XWikiAction.java:155)
	at org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:431)
	at org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:236)
	at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1196)
	at org.apache.struts.action.ActionServlet.doGet(ActionServlet.java:414)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:690)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:269)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:188)
	at com.xpn.xwiki.web.SetCharacterEncodingFilter.doFilter(SetCharacterEncodingFilter.java:117)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:215)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:188)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:174)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:117)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:108)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:151)
	at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:874)
	at org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHandler.processConnection(Http11BaseProtocol.java:665)
	at org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:528)
	at org.apache.tomcat.util.net.LeaderFollowerWorkerThread.runIt(LeaderFollowerWorkerThread.java:81)
	at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:689)
	at java.lang.Thread.run(Thread.java:619)
13:01:02,566 [http://localhost:8080/xwiki/bin/upload/XWiki/Import] [http-8080-Processor24] ERROR store.XWikiHibernateBaseStore   - Failed updating schema while executing query "create sequence xwiki.hibernate_sequence" 
java.sql.SQLException: ORA-00955: name is already used by an existing object

	at oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:112)
	at oracle.jdbc.driver.T4CTTIoer.processError(T4CTTIoer.java:331)
	at oracle.jdbc.driver.T4CTTIoer.processError(T4CTTIoer.java:288)
	at oracle.jdbc.driver.T4C8Oall.receive(T4C8Oall.java:743)
	at oracle.jdbc.driver.T4CStatement.doOall8(T4CStatement.java:207)
	at oracle.jdbc.driver.T4CStatement.executeForRows(T4CStatement.java:946)
	at oracle.jdbc.driver.OracleStatement.doExecuteWithTimeout(OracleStatement.java:1169)
	at oracle.jdbc.driver.OracleStatement.executeUpdateInternal(OracleStatement.java:1615)
	at oracle.jdbc.driver.OracleStatement.executeUpdate(OracleStatement.java:1580)
	at org.apache.commons.dbcp.DelegatingStatement.executeUpdate(DelegatingStatement.java:225)
	at org.apache.commons.dbcp.DelegatingStatement.executeUpdate(DelegatingStatement.java:225)
	at com.xpn.xwiki.store.XWikiHibernateBaseStore.updateSchema(XWikiHibernateBaseStore.java:410)
	at com.xpn.xwiki.store.XWikiHibernateBaseStore.updateSchema(XWikiHibernateBaseStore.java:271)
	at com.xpn.xwiki.store.XWikiHibernateBaseStore.updateSchema(XWikiHibernateBaseStore.java:225)
	at com.xpn.xwiki.store.XWikiHibernateBaseStore.checkHibernate(XWikiHibernateBaseStore.java:470)
	at com.xpn.xwiki.store.XWikiHibernateAttachmentStore.loadAttachmentArchive(XWikiHibernateAttachmentStore.java:177)
	at com.xpn.xwiki.doc.XWikiAttachment.updateContentArchive(XWikiAttachment.java:453)
	at com.xpn.xwiki.store.XWikiHibernateAttachmentStore.saveAttachmentContent(XWikiHibernateAttachmentStore.java:56)
	at com.xpn.xwiki.doc.XWikiDocument.saveAttachmentContent(XWikiDocument.java:2494)
	at com.xpn.xwiki.doc.XWikiDocument.saveAttachmentContent(XWikiDocument.java:2477)
	at com.xpn.xwiki.web.UploadAction.action(UploadAction.java:124)
	at com.xpn.xwiki.web.XWikiAction.execute(XWikiAction.java:147)
	at org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:431)
	at org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:236)
	at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1196)
	at org.apache.struts.action.ActionServlet.doPost(ActionServlet.java:432)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:710)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:269)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:188)
	at com.xpn.xwiki.web.SetCharacterEncodingFilter.doFilter(SetCharacterEncodingFilter.java:117)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:215)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:188)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:174)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:117)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:108)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:151)
	at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:874)
	at org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHandler.processConnection(Http11BaseProtocol.java:665)
	at org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:528)
	at org.apache.tomcat.util.net.LeaderFollowerWorkerThread.runIt(LeaderFollowerWorkerThread.java:81)
	at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:689)
	at java.lang.Thread.run(Thread.java:619)
13:01:15,820 [http://localhost:8080/xwiki/bin/import/XWiki/Import?editor=import&space=XWiki] [http-8080-Processor17] WARN  interwiki.InterWiki             - Unable to read conf/intermap.txt 
13:01:17,744 [http://localhost:8080/xwiki/bin/import/XWiki/Import?editor=import&space=XWiki] [http-8080-Processor17] WARN  util.JDBCExceptionReporter      - SQL Error: 1400, SQLState: 23000 
13:01:17,744 [http://localhost:8080/xwiki/bin/import/XWiki/Import?editor=import&space=XWiki] [http-8080-Processor17] ERROR util.JDBCExceptionReporter      - ORA-01400: cannot insert NULL into ("XWIKI"."XWIKILARGESTRINGS"."XWL_ID")
 
13:01:17,744 [http://localhost:8080/xwiki/bin/import/XWiki/Import?editor=import&space=XWiki] [http-8080-Processor17] ERROR .AbstractFlushingEventListener  - Could not synchronize database state with session 
org.hibernate.exception.ConstraintViolationException: could not insert: [com.xpn.xwiki.objects.LargeStringProperty]
	at org.hibernate.exception.SQLStateConverter.convert(SQLStateConverter.java:71)
	at org.hibernate.exception.JDBCExceptionHelper.convert(JDBCExceptionHelper.java:43)
	at org.hibernate.persister.entity.AbstractEntityPersister.insert(AbstractEntityPersister.java:2078)
	at org.hibernate.persister.entity.AbstractEntityPersister.insert(AbstractEntityPersister.java:2427)
	at org.hibernate.action.EntityInsertAction.execute(EntityInsertAction.java:51)
	at org.hibernate.engine.ActionQueue.execute(ActionQueue.java:248)
	at org.hibernate.engine.ActionQueue.executeActions(ActionQueue.java:232)
	at org.hibernate.engine.ActionQueue.executeActions(ActionQueue.java:139)
	at org.hibernate.event.def.AbstractFlushingEventListener.performExecutions(AbstractFlushingEventListener.java:297)
	at org.hibernate.event.def.DefaultFlushEventListener.onFlush(DefaultFlushEventListener.java:27)
	at org.hibernate.impl.SessionImpl.flush(SessionImpl.java:985)
	at org.hibernate.impl.SessionImpl.managedFlush(SessionImpl.java:333)
	at org.hibernate.transaction.JDBCTransaction.commit(JDBCTransaction.java:106)
	at com.xpn.xwiki.store.XWikiHibernateBaseStore.endTransaction(XWikiHibernateBaseStore.java:701)
	at com.xpn.xwiki.store.XWikiHibernateBaseStore.endTransaction(XWikiHibernateBaseStore.java:675)
	at com.xpn.xwiki.store.XWikiHibernateStore.saveXWikiDoc(XWikiHibernateStore.java:323)
	at com.xpn.xwiki.store.XWikiCacheStore.saveXWikiDoc(XWikiCacheStore.java:97)
	at com.xpn.xwiki.store.XWikiCacheStore.saveXWikiDoc(XWikiCacheStore.java:91)
	at com.xpn.xwiki.XWiki.saveDocument(XWiki.java:1018)
	at com.xpn.xwiki.XWiki.saveDocument(XWiki.java:991)
	at com.xpn.xwiki.XWiki.saveDocument(XWiki.java:985)
	at com.xpn.xwiki.plugin.packaging.Package.installDocument(Package.java:588)
	at com.xpn.xwiki.plugin.packaging.Package.install(Package.java:525)
	at com.xpn.xwiki.plugin.packaging.PackageAPI.install(PackageAPI.java:197)
	at com.xpn.xwiki.web.ImportAction.render(ImportAction.java:89)
	at com.xpn.xwiki.web.XWikiAction.execute(XWikiAction.java:148)
	at org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:431)
	at org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:236)
	at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1196)
	at org.apache.struts.action.ActionServlet.doPost(ActionServlet.java:432)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:710)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:269)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:188)
	at com.xpn.xwiki.web.SetCharacterEncodingFilter.doFilter(SetCharacterEncodingFilter.java:117)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:215)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:188)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:174)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:117)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:108)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:151)
	at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:874)
	at org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHandler.processConnection(Http11BaseProtocol.java:665)
	at org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:528)
	at org.apache.tomcat.util.net.LeaderFollowerWorkerThread.runIt(LeaderFollowerWorkerThread.java:81)
	at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:689)
	at java.lang.Thread.run(Thread.java:619)
Caused by: java.sql.SQLException: ORA-01400: cannot insert NULL into ("XWIKI"."XWIKILARGESTRINGS"."XWL_ID")

	at oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:112)
	at oracle.jdbc.driver.T4CTTIoer.processError(T4CTTIoer.java:331)
	at oracle.jdbc.driver.T4CTTIoer.processError(T4CTTIoer.java:288)
	at oracle.jdbc.driver.T4C8Oall.receive(T4C8Oall.java:743)
	at oracle.jdbc.driver.T4CPreparedStatement.doOall8(T4CPreparedStatement.java:216)
	at oracle.jdbc.driver.T4CPreparedStatement.executeForRows(T4CPreparedStatement.java:955)
	at oracle.jdbc.driver.OracleStatement.doExecuteWithTimeout(OracleStatement.java:1169)
	at oracle.jdbc.driver.OraclePreparedStatement.executeInternal(OraclePreparedStatement.java:3285)
	at oracle.jdbc.driver.OraclePreparedStatement.executeUpdate(OraclePreparedStatement.java:3368)
	at org.apache.commons.dbcp.DelegatingPreparedStatement.executeUpdate(DelegatingPreparedStatement.java:101)
	at org.apache.commons.dbcp.DelegatingPreparedStatement.executeUpdate(DelegatingPreparedStatement.java:101)
	at org.hibernate.persister.entity.AbstractEntityPersister.insert(AbstractEntityPersister.java:2065)
	... 46 more
13:01:17,759 [http://localhost:8080/xwiki/bin/import/XWiki/Import?editor=import&space=XWiki] [http-8080-Processor17] ERROR packaging.Package               - Failed to save document Stats.Skin 
13:01:17,853 [http://localhost:8080/xwiki/bin/import/XWiki/Import?editor=import&space=XWiki] [http-8080-Processor17] WARN  util.JDBCExceptionReporter      - SQL Error: 1400, SQLState: 23000 
13:01:17,853 [http://localhost:8080/xwiki/bin/import/XWiki/Import?editor=import&space=XWiki] [http-8080-Processor17] ERROR util.JDBCExceptionReporter      - ORA-01400: cannot insert NULL into ("XWIKI"."XWIKILARGESTRINGS"."XWL_ID")
 
13:01:17,853 [http://localhost:8080/xwiki/bin/import/XWiki/Import?editor=import&space=XWiki] [http-8080-Processor17] ERROR .AbstractFlushingEventListener  - Could not synchronize database state with session 
org.hibernate.exception.ConstraintViolationException: could not insert: [com.xpn.xwiki.objects.LargeStringProperty]
	at org.hibernate.exception.SQLStateConverter.convert(SQLStateConverter.java:71)
	at org.hibernate.exception.JDBCExceptionHelper.convert(JDBCExceptionHelper.java:43)
	at org.hibernate.persister.entity.AbstractEntityPersister.insert(AbstractEntityPersister.java:2078)
	at org.hibernate.persister.entity.AbstractEntityPersister.insert(AbstractEntityPersister.java:2427)
	at org.hibernate.action.EntityInsertAction.execute(EntityInsertAction.java:51)
	at org.hibernate.engine.ActionQueue.execute(ActionQueue.java:248)
	at org.hibernate.engine.ActionQueue.executeActions(ActionQueue.java:232)
	at org.hibernate.engine.ActionQueue.executeActions(ActionQueue.java:139)
	at org.hibernate.event.def.AbstractFlushingEventListener.performExecutions(AbstractFlushingEventListener.java:297)
	at org.hibernate.event.def.DefaultFlushEventListener.onFlush(DefaultFlushEventListener.java:27)
	at org.hibernate.impl.SessionImpl.flush(SessionImpl.java:985)
	at org.hibernate.impl.SessionImpl.managedFlush(SessionImpl.java:333)
	at org.hibernate.transaction.JDBCTransaction.commit(JDBCTransaction.java:106)
	at com.xpn.xwiki.store.XWikiHibernateBaseStore.endTransaction(XWikiHibernateBaseStore.java:701)
	at com.xpn.xwiki.store.XWikiHibernateBaseStore.endTransaction(XWikiHibernateBaseStore.java:675)
	at com.xpn.xwiki.store.XWikiHibernateStore.saveXWikiDoc(XWikiHibernateStore.java:323)
	at com.xpn.xwiki.store.XWikiCacheStore.saveXWikiDoc(XWikiCacheStore.java:97)
	at com.xpn.xwiki.store.XWikiCacheStore.saveXWikiDoc(XWikiCacheStore.java:91)
	at com.xpn.xwiki.XWiki.saveDocument(XWiki.java:1018)
	at com.xpn.xwiki.XWiki.saveDocument(XWiki.java:991)
	at com.xpn.xwiki.XWiki.saveDocument(XWiki.java:985)
	at com.xpn.xwiki.plugin.packaging.Package.installDocument(Package.java:588)
	at com.xpn.xwiki.plugin.packaging.Package.install(Package.java:525)
	at com.xpn.xwiki.plugin.packaging.PackageAPI.install(PackageAPI.java:197)
	at com.xpn.xwiki.web.ImportAction.render(ImportAction.java:89)
	at com.xpn.xwiki.web.XWikiAction.execute(XWikiAction.java:148)
	at org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:431)
	at org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:236)
	at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1196)
	at org.apache.struts.action.ActionServlet.doPost(ActionServlet.java:432)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:710)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:269)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:188)
	at com.xpn.xwiki.web.SetCharacterEncodingFilter.doFilter(SetCharacterEncodingFilter.java:117)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:215)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:188)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:174)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:117)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:108)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:151)
	at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:874)
	at org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHandler.processConnection(Http11BaseProtocol.java:665)
	at org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:528)
	at org.apache.tomcat.util.net.LeaderFollowerWorkerThread.runIt(LeaderFollowerWorkerThread.java:81)
	at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:689)
	at java.lang.Thread.run(Thread.java:619)
Caused by: java.sql.SQLException: ORA-01400: cannot insert NULL into ("XWIKI"."XWIKILARGESTRINGS"."XWL_ID")

	at oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:112)
	at oracle.jdbc.driver.T4CTTIoer.processError(T4CTTIoer.java:331)
	at oracle.jdbc.driver.T4CTTIoer.processError(T4CTTIoer.java:288)
	at oracle.jdbc.driver.T4C8Oall.receive(T4C8Oall.java:743)
	at oracle.jdbc.driver.T4CPreparedStatement.doOall8(T4CPreparedStatement.java:216)
	at oracle.jdbc.driver.T4CPreparedStatement.executeForRows(T4CPreparedStatement.java:955)
	at oracle.jdbc.driver.OracleStatement.doExecuteWithTimeout(OracleStatement.java:1169)
	at oracle.jdbc.driver.OraclePreparedStatement.executeInternal(OraclePreparedStatement.java:3285)
	at oracle.jdbc.driver.OraclePreparedStatement.executeUpdate(OraclePreparedStatement.java:3368)
	at org.apache.commons.dbcp.DelegatingPreparedStatement.executeUpdate(DelegatingPreparedStatement.java:101)
	at org.apache.commons.dbcp.DelegatingPreparedStatement.executeUpdate(DelegatingPreparedStatement.java:101)
	at org.hibernate.persister.entity.AbstractEntityPersister.insert(AbstractEntityPersister.java:2065)
	... 46 more
13:01:17,868 [http://localhost:8080/xwiki/bin/import/XWiki/Import?editor=import&space=XWiki] [http-8080-Processor17] ERROR packaging.Package               - Failed to save document XWiki.Admin 
13:01:18,179 [http://localhost:8080/xwiki/bin/import/XWiki/Import?editor=import&space=XWiki] [http-8080-Processor17] WARN  util.JDBCExceptionReporter      - SQL Error: 1400, SQLState: 23000 
13:01:18,179 [http://localhost:8080/xwiki/bin/import/XWiki/Import?editor=import&space=XWiki] [http-8080-Processor17] ERROR util.JDBCExceptionReporter      - ORA-01400: cannot insert NULL into ("XWIKI"."XWIKILARGESTRINGS"."XWL_ID")
 
13:01:18,179 [http://localhost:8080/xwiki/bin/import/XWiki/Import?editor=import&space=XWiki] [http-8080-Processor17] ERROR .AbstractFlushingEventListener  - Could not synchronize database state with session 
org.hibernate.exception.ConstraintViolationException: could not insert: [com.xpn.xwiki.objects.LargeStringProperty]
	at org.hibernate.exception.SQLStateConverter.convert(SQLStateConverter.java:71)
	at org.hibernate.exception.JDBCExceptionHelper.convert(JDBCExceptionHelper.java:43)
	at org.hibernate.persister.entity.AbstractEntityPersister.insert(AbstractEntityPersister.java:2078)
	at org.hibernate.persister.entity.AbstractEntityPersister.insert(AbstractEntityPersister.java:2427)
	at org.hibernate.action.EntityInsertAction.execute(EntityInsertAction.java:51)
	at org.hibernate.engine.ActionQueue.execute(ActionQueue.java:248)
	at org.hibernate.engine.ActionQueue.executeActions(ActionQueue.java:232)
	at org.hibernate.engine.ActionQueue.executeActions(ActionQueue.java:139)
	at org.hibernate.event.def.AbstractFlushingEventListener.performExecutions(AbstractFlushingEventListener.java:297)
	at org.hibernate.event.def.DefaultFlushEventListener.onFlush(DefaultFlushEventListener.java:27)
	at org.hibernate.impl.SessionImpl.flush(SessionImpl.java:985)
	at org.hibernate.impl.SessionImpl.managedFlush(SessionImpl.java:333)
	at org.hibernate.transaction.JDBCTransaction.commit(JDBCTransaction.java:106)
	at com.xpn.xwiki.store.XWikiHibernateBaseStore.endTransaction(XWikiHibernateBaseStore.java:701)
	at com.xpn.xwiki.store.XWikiHibernateBaseStore.endTransaction(XWikiHibernateBaseStore.java:675)
	at com.xpn.xwiki.store.XWikiHibernateStore.saveXWikiDoc(XWikiHibernateStore.java:323)
	at com.xpn.xwiki.store.XWikiCacheStore.saveXWikiDoc(XWikiCacheStore.java:97)
	at com.xpn.xwiki.store.XWikiCacheStore.saveXWikiDoc(XWikiCacheStore.java:91)
	at com.xpn.xwiki.XWiki.saveDocument(XWiki.java:1018)
	at com.xpn.xwiki.XWiki.saveDocument(XWiki.java:991)
	at com.xpn.xwiki.XWiki.saveDocument(XWiki.java:985)
	at com.xpn.xwiki.plugin.packaging.Package.installDocument(Package.java:588)
	at com.xpn.xwiki.plugin.packaging.Package.install(Package.java:525)
	at com.xpn.xwiki.plugin.packaging.PackageAPI.install(PackageAPI.java:197)
	at com.xpn.xwiki.web.ImportAction.render(ImportAction.java:89)
	at com.xpn.xwiki.web.XWikiAction.execute(XWikiAction.java:148)
	at org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:431)
	at org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:236)
	at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1196)
	at org.apache.struts.action.ActionServlet.doPost(ActionServlet.java:432)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:710)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:269)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:188)
	at com.xpn.xwiki.web.SetCharacterEncodingFilter.doFilter(SetCharacterEncodingFilter.java:117)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:215)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:188)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:174)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:117)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:108)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:151)
	at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:874)
	at org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHandler.processConnection(Http11BaseProtocol.java:665)
	at org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:528)
	at org.apache.tomcat.util.net.LeaderFollowerWorkerThread.runIt(LeaderFollowerWorkerThread.java:81)
	at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:689)
	at java.lang.Thread.run(Thread.java:619)
Caused by: java.sql.SQLException: ORA-01400: cannot insert NULL into ("XWIKI"."XWIKILARGESTRINGS"."XWL_ID")

	at oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:112)
	at oracle.jdbc.driver.T4CTTIoer.processError(T4CTTIoer.java:331)
	at oracle.jdbc.driver.T4CTTIoer.processError(T4CTTIoer.java:288)
	at oracle.jdbc.driver.T4C8Oall.receive(T4C8Oall.java:743)
	at oracle.jdbc.driver.T4CPreparedStatement.doOall8(T4CPreparedStatement.java:216)
	at oracle.jdbc.driver.T4CPreparedStatement.executeForRows(T4CPreparedStatement.java:955)
	at oracle.jdbc.driver.OracleStatement.doExecuteWithTimeout(OracleStatement.java:1169)
	at oracle.jdbc.driver.OraclePreparedStatement.executeInternal(OraclePreparedStatement.java:3285)
	at oracle.jdbc.driver.OraclePreparedStatement.executeUpdate(OraclePreparedStatement.java:3368)
	at org.apache.commons.dbcp.DelegatingPreparedStatement.executeUpdate(DelegatingPreparedStatement.java:101)
	at org.apache.commons.dbcp.DelegatingPreparedStatement.executeUpdate(DelegatingPreparedStatement.java:101)
	at org.hibernate.persister.entity.AbstractEntityPersister.insert(AbstractEntityPersister.java:2065)
	... 46 more
13:01:18,194 [http://localhost:8080/xwiki/bin/import/XWiki/Import?editor=import&space=XWiki] [http-8080-Processor17] ERROR packaging.Package               - Failed to save document XWiki.DefaultSkin 
13:01:18,241 [http://localhost:8080/xwiki/bin/import/XWiki/Import?editor=import&space=XWiki] [http-8080-Processor17] WARN  util.JDBCExceptionReporter      - SQL Error: 1400, SQLState: 23000 
13:01:18,241 [http://localhost:8080/xwiki/bin/import/XWiki/Import?editor=import&space=XWiki] [http-8080-Processor17] ERROR util.JDBCExceptionReporter      - ORA-01400: cannot insert NULL into ("XWIKI"."XWIKILARGESTRINGS"."XWL_ID")
 
13:01:18,241 [http://localhost:8080/xwiki/bin/import/XWiki/Import?editor=import&space=XWiki] [http-8080-Processor17] ERROR .AbstractFlushingEventListener  - Could not synchronize database state with session 
org.hibernate.exception.ConstraintViolationException: could not insert: [com.xpn.xwiki.objects.LargeStringProperty]
	at org.hibernate.exception.SQLStateConverter.convert(SQLStateConverter.java:71)
	at org.hibernate.exception.JDBCExceptionHelper.convert(JDBCExceptionHelper.java:43)
	at org.hibernate.persister.entity.AbstractEntityPersister.insert(AbstractEntityPersister.java:2078)
	at org.hibernate.persister.entity.AbstractEntityPersister.insert(AbstractEntityPersister.java:2427)
	at org.hibernate.action.EntityInsertAction.execute(EntityInsertAction.java:51)
	at org.hibernate.engine.ActionQueue.execute(ActionQueue.java:248)
	at org.hibernate.engine.ActionQueue.executeActions(ActionQueue.java:232)
	at org.hibernate.engine.ActionQueue.executeActions(ActionQueue.java:139)
	at org.hibernate.event.def.AbstractFlushingEventListener.performExecutions(AbstractFlushingEventListener.java:297)
	at org.hibernate.event.def.DefaultFlushEventListener.onFlush(DefaultFlushEventListener.java:27)
	at org.hibernate.impl.SessionImpl.flush(SessionImpl.java:985)
	at org.hibernate.impl.SessionImpl.managedFlush(SessionImpl.java:333)
	at org.hibernate.transaction.JDBCTransaction.commit(JDBCTransaction.java:106)
	at com.xpn.xwiki.store.XWikiHibernateBaseStore.endTransaction(XWikiHibernateBaseStore.java:701)
	at com.xpn.xwiki.store.XWikiHibernateBaseStore.endTransaction(XWikiHibernateBaseStore.java:675)
	at com.xpn.xwiki.store.XWikiHibernateStore.saveXWikiDoc(XWikiHibernateStore.java:323)
	at com.xpn.xwiki.store.XWikiCacheStore.saveXWikiDoc(XWikiCacheStore.java:97)
	at com.xpn.xwiki.store.XWikiCacheStore.saveXWikiDoc(XWikiCacheStore.java:91)
	at com.xpn.xwiki.XWiki.saveDocument(XWiki.java:1018)
	at com.xpn.xwiki.XWiki.saveDocument(XWiki.java:991)
	at com.xpn.xwiki.XWiki.saveDocument(XWiki.java:985)
	at com.xpn.xwiki.plugin.packaging.Package.installDocument(Package.java:588)
	at com.xpn.xwiki.plugin.packaging.Package.install(Package.java:525)
	at com.xpn.xwiki.plugin.packaging.PackageAPI.install(PackageAPI.java:197)
	at com.xpn.xwiki.web.ImportAction.render(ImportAction.java:89)
	at com.xpn.xwiki.web.XWikiAction.execute(XWikiAction.java:148)
	at org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:431)
	at org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:236)
	at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1196)
	at org.apache.struts.action.ActionServlet.doPost(ActionServlet.java:432)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:710)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:269)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:188)
	at com.xpn.xwiki.web.SetCharacterEncodingFilter.doFilter(SetCharacterEncodingFilter.java:117)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:215)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:188)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:174)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:117)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:108)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:151)
	at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:874)
	at org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHandler.processConnection(Http11BaseProtocol.java:665)
	at org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:528)
	at org.apache.tomcat.util.net.LeaderFollowerWorkerThread.runIt(LeaderFollowerWorkerThread.java:81)
	at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:689)
	at java.lang.Thread.run(Thread.java:619)
Caused by: java.sql.SQLException: ORA-01400: cannot insert NULL into ("XWIKI"."XWIKILARGESTRINGS"."XWL_ID")

	at oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:112)
	at oracle.jdbc.driver.T4CTTIoer.processError(T4CTTIoer.java:331)
	at oracle.jdbc.driver.T4CTTIoer.processError(T4CTTIoer.java:288)
	at oracle.jdbc.driver.T4C8Oall.receive(T4C8Oall.java:743)
	at oracle.jdbc.driver.T4CPreparedStatement.doOall8(T4CPreparedStatement.java:216)
	at oracle.jdbc.driver.T4CPreparedStatement.executeForRows(T4CPreparedStatement.java:955)
	at oracle.jdbc.driver.OracleStatement.doExecuteWithTimeout(OracleStatement.java:1169)
	at oracle.jdbc.driver.OraclePreparedStatement.executeInternal(OraclePreparedStatement.java:3285)
	at oracle.jdbc.driver.OraclePreparedStatement.executeUpdate(OraclePreparedStatement.java:3368)
	at org.apache.commons.dbcp.DelegatingPreparedStatement.executeUpdate(DelegatingPreparedStatement.java:101)
	at org.apache.commons.dbcp.DelegatingPreparedStatement.executeUpdate(DelegatingPreparedStatement.java:101)
	at org.hibernate.persister.entity.AbstractEntityPersister.insert(AbstractEntityPersister.java:2065)
	... 46 more
13:01:18,241 [http://localhost:8080/xwiki/bin/import/XWiki/Import?editor=import&space=XWiki] [http-8080-Processor17] ERROR packaging.Package               - Failed to save document XWiki.PhotoAlbumClassTemplate 
13:01:18,334 [http://localhost:8080/xwiki/bin/import/XWiki/Import?editor=import&space=XWiki] [http-8080-Processor17] WARN  util.JDBCExceptionReporter      - SQL Error: 1400, SQLState: 23000 
13:01:18,334 [http://localhost:8080/xwiki/bin/import/XWiki/Import?editor=import&space=XWiki] [http-8080-Processor17] ERROR util.JDBCExceptionReporter      - ORA-01400: cannot insert NULL into ("XWIKI"."XWIKILARGESTRINGS"."XWL_ID")
 
13:01:18,334 [http://localhost:8080/xwiki/bin/import/XWiki/Import?editor=import&space=XWiki] [http-8080-Processor17] ERROR .AbstractFlushingEventListener  - Could not synchronize database state with session 
org.hibernate.exception.ConstraintViolationException: could not insert: [com.xpn.xwiki.objects.LargeStringProperty]
	at org.hibernate.exception.SQLStateConverter.convert(SQLStateConverter.java:71)
	at org.hibernate.exception.JDBCExceptionHelper.convert(JDBCExceptionHelper.java:43)
	at org.hibernate.persister.entity.AbstractEntityPersister.insert(AbstractEntityPersister.java:2078)
	at org.hibernate.persister.entity.AbstractEntityPersister.insert(AbstractEntityPersister.java:2427)
	at org.hibernate.action.EntityInsertAction.execute(EntityInsertAction.java:51)
	at org.hibernate.engine.ActionQueue.execute(ActionQueue.java:248)
	at org.hibernate.engine.ActionQueue.executeActions(ActionQueue.java:232)
	at org.hibernate.engine.ActionQueue.executeActions(ActionQueue.java:139)
	at org.hibernate.event.def.AbstractFlushingEventListener.performExecutions(AbstractFlushingEventListener.java:297)
	at org.hibernate.event.def.DefaultFlushEventListener.onFlush(DefaultFlushEventListener.java:27)
	at org.hibernate.impl.SessionImpl.flush(SessionImpl.java:985)
	at org.hibernate.impl.SessionImpl.managedFlush(SessionImpl.java:333)
	at org.hibernate.transaction.JDBCTransaction.commit(JDBCTransaction.java:106)
	at com.xpn.xwiki.store.XWikiHibernateBaseStore.endTransaction(XWikiHibernateBaseStore.java:701)
	at com.xpn.xwiki.store.XWikiHibernateBaseStore.endTransaction(XWikiHibernateBaseStore.java:675)
	at com.xpn.xwiki.store.XWikiHibernateStore.saveXWikiDoc(XWikiHibernateStore.java:323)
	at com.xpn.xwiki.store.XWikiCacheStore.saveXWikiDoc(XWikiCacheStore.java:97)
	at com.xpn.xwiki.store.XWikiCacheStore.saveXWikiDoc(XWikiCacheStore.java:91)
	at com.xpn.xwiki.XWiki.saveDocument(XWiki.java:1018)
	at com.xpn.xwiki.XWiki.saveDocument(XWiki.java:991)
	at com.xpn.xwiki.XWiki.saveDocument(XWiki.java:985)
	at com.xpn.xwiki.plugin.packaging.Package.installDocument(Package.java:588)
	at com.xpn.xwiki.plugin.packaging.Package.install(Package.java:525)
	at com.xpn.xwiki.plugin.packaging.PackageAPI.install(PackageAPI.java:197)
	at com.xpn.xwiki.web.ImportAction.render(ImportAction.java:89)
	at com.xpn.xwiki.web.XWikiAction.execute(XWikiAction.java:148)
	at org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:431)
	at org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:236)
	at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1196)
	at org.apache.struts.action.ActionServlet.doPost(ActionServlet.java:432)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:710)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:269)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:188)
	at com.xpn.xwiki.web.SetCharacterEncodingFilter.doFilter(SetCharacterEncodingFilter.java:117)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:215)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:188)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:174)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:117)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:108)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:151)
	at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:874)
	at org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHandler.processConnection(Http11BaseProtocol.java:665)
	at org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:528)
	at org.apache.tomcat.util.net.LeaderFollowerWorkerThread.runIt(LeaderFollowerWorkerThread.java:81)
	at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:689)
	at java.lang.Thread.run(Thread.java:619)
Caused by: java.sql.SQLException: ORA-01400: cannot insert NULL into ("XWIKI"."XWIKILARGESTRINGS"."XWL_ID")

	at oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:112)
	at oracle.jdbc.driver.T4CTTIoer.processError(T4CTTIoer.java:331)
	at oracle.jdbc.driver.T4CTTIoer.processError(T4CTTIoer.java:288)
	at oracle.jdbc.driver.T4C8Oall.receive(T4C8Oall.java:743)
	at oracle.jdbc.driver.T4CPreparedStatement.doOall8(T4CPreparedStatement.java:216)
	at oracle.jdbc.driver.T4CPreparedStatement.executeForRows(T4CPreparedStatement.java:955)
	at oracle.jdbc.driver.OracleStatement.doExecuteWithTimeout(OracleStatement.java:1169)
	at oracle.jdbc.driver.OraclePreparedStatement.executeInternal(OraclePreparedStatement.java:3285)
	at oracle.jdbc.driver.OraclePreparedStatement.executeUpdate(OraclePreparedStatement.java:3368)
	at org.apache.commons.dbcp.DelegatingPreparedStatement.executeUpdate(DelegatingPreparedStatement.java:101)
	at org.apache.commons.dbcp.DelegatingPreparedStatement.executeUpdate(DelegatingPreparedStatement.java:101)
	at org.hibernate.persister.entity.AbstractEntityPersister.insert(AbstractEntityPersister.java:2065)
	... 46 more
13:01:18,349 [http://localhost:8080/xwiki/bin/import/XWiki/Import?editor=import&space=XWiki] [http-8080-Processor17] ERROR packaging.Package               - Failed to save document XWiki.SchedulerJobTemplate 
13:01:18,427 [http://localhost:8080/xwiki/bin/import/XWiki/Import?editor=import&space=XWiki] [http-8080-Processor17] WARN  util.JDBCExceptionReporter      - SQL Error: 1400, SQLState: 23000 
13:01:18,427 [http://localhost:8080/xwiki/bin/import/XWiki/Import?editor=import&space=XWiki] [http-8080-Processor17] ERROR util.JDBCExceptionReporter      - ORA-01400: cannot insert NULL into ("XWIKI"."XWIKILARGESTRINGS"."XWL_ID")
 
13:01:18,427 [http://localhost:8080/xwiki/bin/import/XWiki/Import?editor=import&space=XWiki] [http-8080-Processor17] ERROR .AbstractFlushingEventListener  - Could not synchronize database state with session 
org.hibernate.exception.ConstraintViolationException: could not insert: [com.xpn.xwiki.objects.LargeStringProperty]
	at org.hibernate.exception.SQLStateConverter.convert(SQLStateConverter.java:71)
	at org.hibernate.exception.JDBCExceptionHelper.convert(JDBCExceptionHelper.java:43)
	at org.hibernate.persister.entity.AbstractEntityPersister.insert(AbstractEntityPersister.java:2078)
	at org.hibernate.persister.entity.AbstractEntityPersister.insert(AbstractEntityPersister.java:2427)
	at org.hibernate.action.EntityInsertAction.execute(EntityInsertAction.java:51)
	at org.hibernate.engine.ActionQueue.execute(ActionQueue.java:248)
	at org.hibernate.engine.ActionQueue.executeActions(ActionQueue.java:232)
	at org.hibernate.engine.ActionQueue.executeActions(ActionQueue.java:139)
	at org.hibernate.event.def.AbstractFlushingEventListener.performExecutions(AbstractFlushingEventListener.java:297)
	at org.hibernate.event.def.DefaultFlushEventListener.onFlush(DefaultFlushEventListener.java:27)
	at org.hibernate.impl.SessionImpl.flush(SessionImpl.java:985)
	at org.hibernate.impl.SessionImpl.managedFlush(SessionImpl.java:333)
	at org.hibernate.transaction.JDBCTransaction.commit(JDBCTransaction.java:106)
	at com.xpn.xwiki.store.XWikiHibernateBaseStore.endTransaction(XWikiHibernateBaseStore.java:701)
	at com.xpn.xwiki.store.XWikiHibernateBaseStore.endTransaction(XWikiHibernateBaseStore.java:675)
	at com.xpn.xwiki.store.XWikiHibernateStore.saveXWikiDoc(XWikiHibernateStore.java:323)
	at com.xpn.xwiki.store.XWikiCacheStore.saveXWikiDoc(XWikiCacheStore.java:97)
	at com.xpn.xwiki.store.XWikiCacheStore.saveXWikiDoc(XWikiCacheStore.java:91)
	at com.xpn.xwiki.XWiki.saveDocument(XWiki.java:1018)
	at com.xpn.xwiki.XWiki.saveDocument(XWiki.java:991)
	at com.xpn.xwiki.XWiki.saveDocument(XWiki.java:985)
	at com.xpn.xwiki.plugin.packaging.Package.installDocument(Package.java:588)
	at com.xpn.xwiki.plugin.packaging.Package.install(Package.java:525)
	at com.xpn.xwiki.plugin.packaging.PackageAPI.install(PackageAPI.java:197)
	at com.xpn.xwiki.web.ImportAction.render(ImportAction.java:89)
	at com.xpn.xwiki.web.XWikiAction.execute(XWikiAction.java:148)
	at org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:431)
	at org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:236)
	at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1196)
	at org.apache.struts.action.ActionServlet.doPost(ActionServlet.java:432)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:710)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:269)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:188)
	at com.xpn.xwiki.web.SetCharacterEncodingFilter.doFilter(SetCharacterEncodingFilter.java:117)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:215)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:188)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:174)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:117)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:108)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:151)
	at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:874)
	at org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHandler.processConnection(Http11BaseProtocol.java:665)
	at org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:528)
	at org.apache.tomcat.util.net.LeaderFollowerWorkerThread.runIt(LeaderFollowerWorkerThread.java:81)
	at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:689)
	at java.lang.Thread.run(Thread.java:619)
Caused by: java.sql.SQLException: ORA-01400: cannot insert NULL into ("XWIKI"."XWIKILARGESTRINGS"."XWL_ID")

	at oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:112)
	at oracle.jdbc.driver.T4CTTIoer.processError(T4CTTIoer.java:331)
	at oracle.jdbc.driver.T4CTTIoer.processError(T4CTTIoer.java:288)
	at oracle.jdbc.driver.T4C8Oall.receive(T4C8Oall.java:743)
	at oracle.jdbc.driver.T4CPreparedStatement.doOall8(T4CPreparedStatement.java:216)
	at oracle.jdbc.driver.T4CPreparedStatement.executeForRows(T4CPreparedStatement.java:955)
	at oracle.jdbc.driver.OracleStatement.doExecuteWithTimeout(OracleStatement.java:1169)
	at oracle.jdbc.driver.OraclePreparedStatement.executeInternal(OraclePreparedStatement.java:3285)
	at oracle.jdbc.driver.OraclePreparedStatement.executeUpdate(OraclePreparedStatement.java:3368)
	at org.apache.commons.dbcp.DelegatingPreparedStatement.executeUpdate(DelegatingPreparedStatement.java:101)
	at org.apache.commons.dbcp.DelegatingPreparedStatement.executeUpdate(DelegatingPreparedStatement.java:101)
	at org.hibernate.persister.entity.AbstractEntityPersister.insert(AbstractEntityPersister.java:2065)
	... 46 more
13:01:18,442 [http://localhost:8080/xwiki/bin/import/XWiki/Import?editor=import&space=XWiki] [http-8080-Processor17] ERROR packaging.Package               - Failed to save document XWiki.WebPreferences 
13:01:18,489 [http://localhost:8080/xwiki/bin/import/XWiki/Import?editor=import&space=XWiki] [http-8080-Processor17] WARN  util.JDBCExceptionReporter      - SQL Error: 1400, SQLState: 23000 
13:01:18,489 [http://localhost:8080/xwiki/bin/import/XWiki/Import?editor=import&space=XWiki] [http-8080-Processor17] ERROR util.JDBCExceptionReporter      - ORA-01400: cannot insert NULL into ("XWIKI"."XWIKILARGESTRINGS"."XWL_ID")
 
13:01:18,489 [http://localhost:8080/xwiki/bin/import/XWiki/Import?editor=import&space=XWiki] [http-8080-Processor17] ERROR .AbstractFlushingEventListener  - Could not synchronize database state with session 
org.hibernate.exception.ConstraintViolationException: could not insert: [com.xpn.xwiki.objects.LargeStringProperty]
	at org.hibernate.exception.SQLStateConverter.convert(SQLStateConverter.java:71)
	at org.hibernate.exception.JDBCExceptionHelper.convert(JDBCExceptionHelper.java:43)
	at org.hibernate.persister.entity.AbstractEntityPersister.insert(AbstractEntityPersister.java:2078)
	at org.hibernate.persister.entity.AbstractEntityPersister.insert(AbstractEntityPersister.java:2427)
	at org.hibernate.action.EntityInsertAction.execute(EntityInsertAction.java:51)
	at org.hibernate.engine.ActionQueue.execute(ActionQueue.java:248)
	at org.hibernate.engine.ActionQueue.executeActions(ActionQueue.java:232)
	at org.hibernate.engine.ActionQueue.executeActions(ActionQueue.java:139)
	at org.hibernate.event.def.AbstractFlushingEventListener.performExecutions(AbstractFlushingEventListener.java:297)
	at org.hibernate.event.def.DefaultFlushEventListener.onFlush(DefaultFlushEventListener.java:27)
	at org.hibernate.impl.SessionImpl.flush(SessionImpl.java:985)
	at org.hibernate.impl.SessionImpl.managedFlush(SessionImpl.java:333)
	at org.hibernate.transaction.JDBCTransaction.commit(JDBCTransaction.java:106)
	at com.xpn.xwiki.store.XWikiHibernateBaseStore.endTransaction(XWikiHibernateBaseStore.java:701)
	at com.xpn.xwiki.store.XWikiHibernateBaseStore.endTransaction(XWikiHibernateBaseStore.java:675)
	at com.xpn.xwiki.store.XWikiHibernateStore.saveXWikiDoc(XWikiHibernateStore.java:323)
	at com.xpn.xwiki.store.XWikiCacheStore.saveXWikiDoc(XWikiCacheStore.java:97)
	at com.xpn.xwiki.store.XWikiCacheStore.saveXWikiDoc(XWikiCacheStore.java:91)
	at com.xpn.xwiki.XWiki.saveDocument(XWiki.java:1018)
	at com.xpn.xwiki.XWiki.saveDocument(XWiki.java:991)
	at com.xpn.xwiki.XWiki.saveDocument(XWiki.java:985)
	at com.xpn.xwiki.plugin.packaging.Package.installDocument(Package.java:588)
	at com.xpn.xwiki.plugin.packaging.Package.install(Package.java:525)
	at com.xpn.xwiki.plugin.packaging.PackageAPI.install(PackageAPI.java:197)
	at com.xpn.xwiki.web.ImportAction.render(ImportAction.java:89)
	at com.xpn.xwiki.web.XWikiAction.execute(XWikiAction.java:148)
	at org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:431)
	at org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:236)
	at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1196)
	at org.apache.struts.action.ActionServlet.doPost(ActionServlet.java:432)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:710)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:269)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:188)
	at com.xpn.xwiki.web.SetCharacterEncodingFilter.doFilter(SetCharacterEncodingFilter.java:117)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:215)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:188)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:174)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:117)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:108)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:151)
	at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:874)
	at org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHandler.processConnection(Http11BaseProtocol.java:665)
	at org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:528)
	at org.apache.tomcat.util.net.LeaderFollowerWorkerThread.runIt(LeaderFollowerWorkerThread.java:81)
	at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:689)
	at java.lang.Thread.run(Thread.java:619)
Caused by: java.sql.SQLException: ORA-01400: cannot insert NULL into ("XWIKI"."XWIKILARGESTRINGS"."XWL_ID")

	at oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:112)
	at oracle.jdbc.driver.T4CTTIoer.processError(T4CTTIoer.java:331)
	at oracle.jdbc.driver.T4CTTIoer.processError(T4CTTIoer.java:288)
	at oracle.jdbc.driver.T4C8Oall.receive(T4C8Oall.java:743)
	at oracle.jdbc.driver.T4CPreparedStatement.doOall8(T4CPreparedStatement.java:216)
	at oracle.jdbc.driver.T4CPreparedStatement.executeForRows(T4CPreparedStatement.java:955)
	at oracle.jdbc.driver.OracleStatement.doExecuteWithTimeout(OracleStatement.java:1169)
	at oracle.jdbc.driver.OraclePreparedStatement.executeInternal(OraclePreparedStatement.java:3285)
	at oracle.jdbc.driver.OraclePreparedStatement.executeUpdate(OraclePreparedStatement.java:3368)
	at org.apache.commons.dbcp.DelegatingPreparedStatement.executeUpdate(DelegatingPreparedStatement.java:101)
	at org.apache.commons.dbcp.DelegatingPreparedStatement.executeUpdate(DelegatingPreparedStatement.java:101)
	at org.hibernate.persister.entity.AbstractEntityPersister.insert(AbstractEntityPersister.java:2065)
	... 46 more
13:01:18,489 [http://localhost:8080/xwiki/bin/import/XWiki/Import?editor=import&space=XWiki] [http-8080-Processor17] ERROR packaging.Package               - Failed to save document XWiki.XWikiAdminGroup 
13:01:18,722 [http://localhost:8080/xwiki/bin/import/XWiki/Import?editor=import&space=XWiki] [http-8080-Processor17] ERROR log.SimpleLog4JLogSystem        - Left side ($request.withversions) of '==' operation has null value. If a reference, it may not be in the context. Operation not possible.  [line 16, column 73]