Details
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Bug
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Resolution: Invalid
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Major
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None
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11.8.1
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Unknown
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org.xwiki.flamingo.test.ui.RestoreDeletedPageIT#restore
Description
08:41:28.348 [Exec Stream Pumper] INFO o.x.t.i.XWikiLogOutputStream - Caused by: java.lang.ArrayIndexOutOfBoundsException: null 08:41:28.348 [Exec Stream Pumper] INFO o.x.t.i.XWikiLogOutputStream - at java.lang.reflect.Array.get(Native Method) 08:41:28.348 [Exec Stream Pumper] INFO o.x.t.i.XWikiLogOutputStream - at org.apache.velocity.util.ArrayListWrapper.get(ArrayListWrapper.java:43) 08:41:28.348 [Exec Stream Pumper] INFO o.x.t.i.XWikiLogOutputStream - at sun.reflect.GeneratedMethodAccessor400.invoke(Unknown Source)
Feels more like a random bug than something wrong with the test in practice.
According to the error it looks like Velocity is wrapping a null array (which does not make much sense so maybe some Velocity bug we never noticed before).
Stacktrace org.openqa.selenium.TimeoutException: Expected condition failed: waiting for org.xwiki.test.ui.XWikiWebDriver$1@1393dd72 (tried for 10 second(s) with 500 milliseconds interval) Build info: version: '3.141.59', revision: 'e82be7d358', time: '2018-11-14T08:17:03' System info: host: 'fe15453a4089', ip: '172.17.0.3', os.name: 'Linux', os.arch: 'amd64', os.version: '4.9.130-xxxx-std-ipv6-64', java.version: '1.8.0_222' Driver info: org.xwiki.test.ui.XWikiWebDriver Capabilities {acceptInsecureCerts: true, browserName: firefox, browserVersion: 69.0.3, javascriptEnabled: true, moz:accessibilityChecks: false, moz:buildID: 20191009172106, moz:geckodriverVersion: 0.26.0, moz:headless: false, moz:processID: 25414, moz:profile: /tmp/rust_mozprofilepT2SST, moz:shutdownTimeout: 60000, moz:useNonSpecCompliantPointerOrigin: false, moz:webdriverClick: true, pageLoadStrategy: normal, platform: LINUX, platformName: LINUX, platformVersion: 4.9.130-xxxx-std-ipv6-64, rotatable: false, setWindowRect: true, strictFileInteractability: false, timeouts: {implicit: 0, pageLoad: 300000, script: 30000}, unhandledPromptBehavior: dismiss and notify} Session ID: 9c69379e-ec21-4055-afdf-c1939f100699 at org.openqa.selenium.support.ui.WebDriverWait.timeoutException(WebDriverWait.java:95) at org.openqa.selenium.support.ui.FluentWait.until(FluentWait.java:272) at sun.reflect.GeneratedMethodAccessor7.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.xwiki.test.ui.XWikiWebDriver.waitUntilCondition(XWikiWebDriver.java:226) at org.xwiki.test.ui.XWikiWebDriver.waitUntilJavascriptCondition(XWikiWebDriver.java:626) at org.xwiki.test.ui.po.BasePage.waitUntilPageJSIsLoaded(BasePage.java:588) at org.xwiki.test.ui.po.BasePage.<init>(BasePage.java:121) at org.xwiki.test.ui.po.CopyOrRenameOrDeleteStatusPage.<init>(CopyOrRenameOrDeleteStatusPage.java:34) at org.xwiki.test.ui.po.DeletingPage.<init>(DeletingPage.java:32) at org.xwiki.flamingo.test.ui.RestoreDeletedPageTest.restore(RestoreDeletedPageTest.java:63) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:50) at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12) at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:47) at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17) at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:26) at org.xwiki.test.ui.AuthenticationRule$1.evaluate(AuthenticationRule.java:73) at org.xwiki.test.ui.browser.BrowserTestRule$1.evaluate(BrowserTestRule.java:104) at org.junit.rules.TestWatcher$1.evaluate(TestWatcher.java:55) at org.junit.rules.TestWatcher$1.evaluate(TestWatcher.java:55) at org.junit.rules.RunRules.evaluate(RunRules.java:20) at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:325) at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:78) at com.google.code.tempusfugit.concurrency.IntermittentTestRunner.runChild(IntermittentTestRunner.java:36) at com.google.code.tempusfugit.concurrency.IntermittentTestRunner.runChild(IntermittentTestRunner.java:25) at org.junit.runners.ParentRunner$3.run(ParentRunner.java:290) at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:71) at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:288) at org.junit.runners.ParentRunner.access$000(ParentRunner.java:58) at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:268) at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:26) at org.junit.internal.runners.statements.RunAfters.evaluate(RunAfters.java:27) at org.xwiki.test.integration.junit4.ValidateConsoleRule$ValidateConsoleStatement.evaluate(ValidateConsoleRule.java:73) at org.junit.rules.RunRules.evaluate(RunRules.java:20) at org.junit.runners.ParentRunner.run(ParentRunner.java:363) at org.junit.runners.Suite.runChild(Suite.java:128) at org.junit.runners.Suite.runChild(Suite.java:27) at org.junit.runners.ParentRunner$3.run(ParentRunner.java:290) at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:71) at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:288) at org.junit.runners.ParentRunner.access$000(ParentRunner.java:58) at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:268) at org.junit.runners.ParentRunner.run(ParentRunner.java:363) at org.junit.extensions.cpsuite.ClasspathSuite.run(ClasspathSuite.java:194) at org.xwiki.test.integration.XWikiExecutorSuite.run(XWikiExecutorSuite.java:195) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:183) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:482) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:472) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:150) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:173) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:485) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.apache.maven.surefire.junitplatform.JUnitPlatformProvider.invokeAllTests(JUnitPlatformProvider.java:150) at org.apache.maven.surefire.junitplatform.JUnitPlatformProvider.invoke(JUnitPlatformProvider.java:124) at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:384) at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:345) at org.apache.maven.surefire.booter.ForkedBooter.execute(ForkedBooter.java:126) at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:418) Standard Error 08:41:25.442 [main] INFO org.xwiki.test.ui.TestDebugger - RestoreDeletedPageTest-restore started 08:41:28.320 [Exec Stream Pumper] INFO o.x.t.i.XWikiLogOutputStream - 2019-10-22 08:41:28,320 [http://localhost:8080/xwiki/bin/view/RestoreDeletedPageTest/restore?xpage=delete&jobId=refactoring/delete/1571733688263-711] ERROR o.x.v.i.DefaultVelocityEngine - Exception in macro #printLogMessage called at 21:/skins/flamingo/delete.vm[line 21, column 9] 08:41:28.324 [Exec Stream Pumper] INFO o.x.t.i.XWikiLogOutputStream - 2019-10-22 08:41:28,320 [http://localhost:8080/xwiki/bin/view/RestoreDeletedPageTest/restore?xpage=delete&jobId=refactoring/delete/1571733688263-711] ERROR o.x.v.i.DefaultVelocityEngine - Exception in macro #displayJobProgressBar called at 21:/skins/flamingo/delete.vm[line 86, column 5] 08:41:28.324 [Exec Stream Pumper] INFO o.x.t.i.XWikiLogOutputStream - 2019-10-22 08:41:28,320 [http://localhost:8080/xwiki/bin/view/RestoreDeletedPageTest/restore?xpage=delete&jobId=refactoring/delete/1571733688263-711] ERROR o.x.v.i.DefaultVelocityEngine - Exception in macro #displayDeleteJobStatus called at 21:/skins/flamingo/delete.vm[line 44, column 25] 08:41:28.324 [Exec Stream Pumper] INFO o.x.t.i.XWikiLogOutputStream - 2019-10-22 08:41:28,321 [http://localhost:8080/xwiki/bin/view/RestoreDeletedPageTest/restore?xpage=delete&jobId=refactoring/delete/1571733688263-711] ERROR o.x.v.i.DefaultVelocityEngine - Exception in macro #controller called at 21:/skins/flamingo/delete.vm[line 18, column 1] 08:41:28.329 [Exec Stream Pumper] INFO o.x.t.i.XWikiLogOutputStream - 2019-10-22 08:41:28,328 [http://localhost:8080/xwiki/bin/view/RestoreDeletedPageTest/restore?xpage=delete&jobId=refactoring/delete/1571733688263-711] ERROR c.x.x.XWiki - Error while evaluating velocity template [delete.vm] 08:41:28.329 [Exec Stream Pumper] INFO o.x.t.i.XWikiLogOutputStream - org.xwiki.rendering.RenderingException: Failed to execute renderer [...] 08:41:28.348 [Exec Stream Pumper] INFO o.x.t.i.XWikiLogOutputStream - Caused by: java.lang.ArrayIndexOutOfBoundsException: null 08:41:28.348 [Exec Stream Pumper] INFO o.x.t.i.XWikiLogOutputStream - at java.lang.reflect.Array.get(Native Method) 08:41:28.348 [Exec Stream Pumper] INFO o.x.t.i.XWikiLogOutputStream - at org.apache.velocity.util.ArrayListWrapper.get(ArrayListWrapper.java:43) 08:41:28.348 [Exec Stream Pumper] INFO o.x.t.i.XWikiLogOutputStream - at sun.reflect.GeneratedMethodAccessor400.invoke(Unknown Source) 08:41:28.349 [Exec Stream Pumper] INFO o.x.t.i.XWikiLogOutputStream - at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) 08:41:28.349 [Exec Stream Pumper] INFO o.x.t.i.XWikiLogOutputStream - at java.lang.reflect.Method.invoke(Method.java:498) 08:41:28.349 [Exec Stream Pumper] INFO o.x.t.i.XWikiLogOutputStream - at org.apache.velocity.util.introspection.UberspectImpl$VelMethodImpl.doInvoke(UberspectImpl.java:395) 08:41:28.349 [Exec Stream Pumper] INFO o.x.t.i.XWikiLogOutputStream - at org.apache.velocity.util.introspection.UberspectImpl$VelMethodImpl.invoke(UberspectImpl.java:384) 08:41:28.349 [Exec Stream Pumper] INFO o.x.t.i.XWikiLogOutputStream - at org.apache.velocity.runtime.parser.node.ASTMethod.execute(ASTMethod.java:173) 08:41:28.349 [Exec Stream Pumper] INFO o.x.t.i.XWikiLogOutputStream - ... 119 common frames omitted 08:41:38.650 [main] INFO org.xwiki.test.ui.TestDebugger - RestoreDeletedPageTest-restore failed 08:41:38.843 [main] INFO org.xwiki.test.ui.TestDebugger - Screenshot for failing test [RestoreDeletedPageTest-restore] saved at [/root/workspace/XWiki_xwiki-platform_master/xwiki-platform-core/xwiki-platform-flamingo/xwiki-platform-flamingo-skin/xwiki-platform-flamingo-skin-test/xwiki-platform-flamingo-skin-test-tests/target/screenshots/RestoreDeletedPageTest-restore.png]. 08:41:38.846 [main] INFO org.xwiki.test.ui.TestDebugger - Current page URL is [http://localhost:8080/xwiki/bin/view/RestoreDeletedPageTest/restore?xpage=delete&jobId=refactoring/delete/1571733688263-711] 08:41:38.855 [main] INFO org.xwiki.test.ui.TestDebugger - Current page source is [<html><head></head><body><div class="xwikirenderingerror" title="Read technical information related to this error" style="cursor: pointer;">Error number 4001 in 4: Error while evaluating velocity template delete.vm</div><div class="xwikirenderingerrordescription hidden"><pre>Error number 4001 in 4: Error while evaluating velocity template delete.vm com.xpn.xwiki.XWikiException: Error number 4001 in 4: Error while evaluating velocity template delete.vm at com.xpn.xwiki.XWiki.evaluateTemplate(XWiki.java:2485) at com.xpn.xwiki.web.Utils.parseTemplate(Utils.java:179) at com.xpn.xwiki.web.XWikiAction.execute(XWikiAction.java:516) at com.xpn.xwiki.web.XWikiAction.execute(XWikiAction.java:218) at org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:425) at org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:228) at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1913) at org.apache.struts.action.ActionServlet.doGet(ActionServlet.java:449) at javax.servlet.http.HttpServlet.service(HttpServlet.java:687) at javax.servlet.http.HttpServlet.service(HttpServlet.java:790) at org.eclipse.jetty.servlet.ServletHolder$NotAsyncServlet.service(ServletHolder.java:1400) at org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:760) at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1617) at com.xpn.xwiki.web.ActionFilter.doFilter(ActionFilter.java:112) at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1604) at org.xwiki.wysiwyg.filter.ConversionFilter.doFilter(ConversionFilter.java:109) at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1604) at org.xwiki.container.servlet.filters.internal.SetHTTPHeaderFilter.doFilter(SetHTTPHeaderFilter.java:63) at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1604) at org.xwiki.container.servlet.filters.internal.SavedRequestRestorerFilter.doFilter(SavedRequestRestorerFilter.java:208) at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1604) at org.xwiki.container.servlet.filters.internal.SetCharacterEncodingFilter.doFilter(SetCharacterEncodingFilter.java:111) at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1604) at org.xwiki.resource.servlet.RoutingFilter.doFilter(RoutingFilter.java:132) at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1596) at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:545) at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:143) at org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:536) at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:127) at org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:235) at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:1589) at org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:233) at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1296) at org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:188) at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:485) at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:1559) at org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:186) at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1211) at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:141) at org.eclipse.jetty.server.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:221) at org.eclipse.jetty.server.handler.HandlerCollection.handle(HandlerCollection.java:146) at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:127) at org.eclipse.jetty.server.Server.handle(Server.java:500) at org.eclipse.jetty.server.HttpChannel.lambda$handle$1(HttpChannel.java:386) at org.eclipse.jetty.server.HttpChannel.dispatch(HttpChannel.java:560) at org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:378) at org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:268) at org.eclipse.jetty.io.AbstractConnection$ReadCallback.succeeded(AbstractConnection.java:311) at org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:103) at org.eclipse.jetty.io.ChannelEndPoint$2.run(ChannelEndPoint.java:117) at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.runTask(EatWhatYouKill.java:336) at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:313) at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171) at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.run(EatWhatYouKill.java:129) at org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:367) at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:782) at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:914) at java.lang.Thread.run(Thread.java:748) Caused by: org.xwiki.rendering.RenderingException: Failed to execute renderer at org.xwiki.rendering.async.internal.DefaultAsyncRendererExecutor.syncRender(DefaultAsyncRendererExecutor.java:267) at org.xwiki.rendering.async.internal.DefaultAsyncRendererExecutor.render(DefaultAsyncRendererExecutor.java:247) at org.xwiki.rendering.async.internal.block.DefaultBlockAsyncRendererExecutor.render(DefaultBlockAsyncRendererExecutor.java:154) at com.xpn.xwiki.internal.template.InternalTemplateManager.render(InternalTemplateManager.java:772) at com.xpn.xwiki.internal.template.InternalTemplateManager.renderFromSkin(InternalTemplateManager.java:745) at com.xpn.xwiki.internal.template.InternalTemplateManager.renderFromSkin(InternalTemplateManager.java:725) at com.xpn.xwiki.internal.template.InternalTemplateManager.render(InternalTemplateManager.java:711) at com.xpn.xwiki.internal.template.DefaultTemplateManager.render(DefaultTemplateManager.java:78) at com.xpn.xwiki.XWiki.evaluateTemplate(XWiki.java:2480) ... 57 more Caused by: org.xwiki.rendering.RenderingException: Failed to evaluate template at com.xpn.xwiki.internal.template.TemplateAsyncRenderer.evaluateContent(TemplateAsyncRenderer.java:220) at com.xpn.xwiki.internal.template.TemplateAsyncRenderer.renderVelocity(TemplateAsyncRenderer.java:181) at com.xpn.xwiki.internal.template.TemplateAsyncRenderer.render(TemplateAsyncRenderer.java:137) at com.xpn.xwiki.internal.template.TemplateAsyncRenderer.render(TemplateAsyncRenderer.java:53) at org.xwiki.rendering.async.internal.DefaultAsyncRendererExecutor.lambda$syncRender$0(DefaultAsyncRendererExecutor.java:264) at com.xpn.xwiki.internal.security.authorization.DefaultAuthorExecutor.call(DefaultAuthorExecutor.java:98) at org.xwiki.rendering.async.internal.DefaultAsyncRendererExecutor.syncRender(DefaultAsyncRendererExecutor.java:264) ... 65 more Caused by: org.xwiki.velocity.XWikiVelocityException: Failed to evaluate content with id [/skins/flamingo/delete.vm] at org.xwiki.velocity.internal.DefaultVelocityEngine.evaluate(DefaultVelocityEngine.java:227) at com.xpn.xwiki.render.DefaultVelocityManager.evaluate(DefaultVelocityManager.java:358) at com.xpn.xwiki.internal.template.VelocityTemplateEvaluator.evaluateContent(VelocityTemplateEvaluator.java:95) at com.xpn.xwiki.internal.template.TemplateAsyncRenderer.evaluateContent(TemplateAsyncRenderer.java:218) ... 71 more Caused by: org.apache.velocity.exception.MethodInvocationException: Invocation of method 'get' in class [Ljava.lang.Object; threw exception java.lang.ArrayIndexOutOfBoundsException at 21:/skins/flamingo/delete.vm[line 60, column 44] at org.apache.velocity.runtime.parser.node.ASTMethod.handleInvocationException(ASTMethod.java:243) at org.apache.velocity.runtime.parser.node.ASTMethod.execute(ASTMethod.java:187) at org.apache.velocity.runtime.parser.node.ASTReference.execute(ASTReference.java:280) at org.apache.velocity.runtime.parser.node.ASTReference.value(ASTReference.java:567) at org.apache.velocity.runtime.parser.node.ASTExpression.value(ASTExpression.java:71) at org.apache.velocity.runtime.parser.node.ASTSetDirective.render(ASTSetDirective.java:142) at org.apache.velocity.runtime.parser.node.ASTBlock.render(ASTBlock.java:72) at org.apache.velocity.runtime.parser.node.ASTIfStatement.render(ASTIfStatement.java:87) at org.apache.velocity.runtime.parser.node.ASTBlock.render(ASTBlock.java:72) at org.apache.velocity.runtime.directive.Foreach.render(Foreach.java:420) at org.apache.velocity.runtime.parser.node.ASTDirective.render(ASTDirective.java:207) at org.apache.velocity.runtime.parser.node.ASTBlock.render(ASTBlock.java:72) at org.apache.velocity.runtime.directive.VelocimacroProxy.render(VelocimacroProxy.java:216) at org.apache.velocity.runtime.directive.RuntimeMacro.render(RuntimeMacro.java:311) at org.apache.velocity.runtime.directive.RuntimeMacro.render(RuntimeMacro.java:230) at org.apache.velocity.runtime.parser.node.ASTDirective.render(ASTDirective.java:207) at org.apache.velocity.runtime.parser.node.ASTBlock.render(ASTBlock.java:72) at org.apache.velocity.runtime.parser.node.ASTIfStatement.render(ASTIfStatement.java:87) at org.apache.velocity.runtime.parser.node.ASTBlock.render(ASTBlock.java:72) at org.apache.velocity.runtime.directive.VelocimacroProxy.render(VelocimacroProxy.java:216) at org.apache.velocity.runtime.directive.RuntimeMacro.render(RuntimeMacro.java:311) at org.apache.velocity.runtime.directive.RuntimeMacro.render(RuntimeMacro.java:230) at org.apache.velocity.runtime.parser.node.ASTDirective.render(ASTDirective.java:207) at org.apache.velocity.runtime.parser.node.ASTBlock.render(ASTBlock.java:72) at org.apache.velocity.runtime.parser.node.ASTIfStatement.render(ASTIfStatement.java:87) at org.apache.velocity.runtime.parser.node.ASTBlock.render(ASTBlock.java:72) at org.apache.velocity.runtime.directive.VelocimacroProxy.render(VelocimacroProxy.java:216) at org.apache.velocity.runtime.directive.RuntimeMacro.render(RuntimeMacro.java:311) at org.apache.velocity.runtime.directive.RuntimeMacro.render(RuntimeMacro.java:230) at org.apache.velocity.runtime.parser.node.ASTDirective.render(ASTDirective.java:207) at org.apache.velocity.runtime.parser.node.SimpleNode.render(SimpleNode.java:342) at org.apache.velocity.runtime.parser.node.ASTStringLiteral.value(ASTStringLiteral.java:330) at org.apache.velocity.runtime.parser.node.ASTExpression.value(ASTExpression.java:71) at org.apache.velocity.runtime.parser.node.ASTSetDirective.render(ASTSetDirective.java:142) at org.apache.velocity.runtime.parser.node.ASTBlock.render(ASTBlock.java:72) at org.apache.velocity.runtime.parser.node.SimpleNode.render(SimpleNode.java:342) at org.apache.velocity.runtime.parser.node.ASTIfStatement.render(ASTIfStatement.java:106) at org.apache.velocity.runtime.parser.node.ASTBlock.render(ASTBlock.java:72) at org.apache.velocity.runtime.parser.node.ASTIfStatement.render(ASTIfStatement.java:87) at org.apache.velocity.runtime.parser.node.ASTBlock.render(ASTBlock.java:72) at org.apache.velocity.runtime.directive.VelocimacroProxy.render(VelocimacroProxy.java:216) at org.apache.velocity.runtime.directive.RuntimeMacro.render(RuntimeMacro.java:311) at org.apache.velocity.runtime.directive.RuntimeMacro.render(RuntimeMacro.java:230) at org.apache.velocity.runtime.parser.node.ASTDirective.render(ASTDirective.java:207) at org.apache.velocity.runtime.parser.node.SimpleNode.render(SimpleNode.java:342) at org.xwiki.velocity.internal.DefaultVelocityEngine.evaluateInternal(DefaultVelocityEngine.java:259) at org.xwiki.velocity.internal.DefaultVelocityEngine.evaluate(DefaultVelocityEngine.java:222) ... 74 more Caused by: java.lang.ArrayIndexOutOfBoundsException at java.lang.reflect.Array.get(Native Method) at org.apache.velocity.util.ArrayListWrapper.get(ArrayListWrapper.java:43) at sun.reflect.GeneratedMethodAccessor400.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.apache.velocity.util.introspection.UberspectImpl$VelMethodImpl.doInvoke(UberspectImpl.java:395) at org.apache.velocity.util.introspection.UberspectImpl$VelMethodImpl.invoke(UberspectImpl.java:384) at org.apache.velocity.runtime.parser.node.ASTMethod.execute(ASTMethod.java:173) ... 119 more </pre></div></body></html>]