Log ERROR "Can't find descriptor for the component with type [interface org.xwiki.mentions.MentionsConfiguration"

We have migrated our XWiki from V9.10.1 to V13.10.2.
We've got 27 wikis in XWiki.
When I start Docker instance of XWiki the Docker ( xwiki:13.10.2-postgres-tomcat) we've got the following logs :

code
Synchronizing config file hibernate.cfg.xml...
Synchronizing config file xwiki.cfg...
Synchronizing config file xwiki.properties...
NOTE: Picked up JDK_JAVA_OPTIONS: --add-opens=java.base/java.lang=ALL-UNNAMED --add-opens=java.base/java.io=ALL-UNNAMED --add-opens=java.base/java.util=ALL-UNNAMED --add-opens=java.base/java.util.concurrent=ALL-UNNAMED --add-opens=java.rmi/sun.rmi.transport=ALL-UNNAMED
19-Jan-2022 13:54:46.885 INFO [main] org.apache.catalina.startup.VersionLoggerListener.log Server version name: Apache Tomcat/9.0.56
19-Jan-2022 13:54:46.894 INFO [main] org.apache.catalina.startup.VersionLoggerListener.log Server built: Dec 2 2021 14:30:07 UTC
19-Jan-2022 13:54:46.894 INFO [main] org.apache.catalina.startup.VersionLoggerListener.log Server version number: 9.0.56.0
19-Jan-2022 13:54:46.894 INFO [main] org.apache.catalina.startup.VersionLoggerListener.log OS Name: Linux
19-Jan-2022 13:54:46.895 INFO [main] org.apache.catalina.startup.VersionLoggerListener.log OS Version: 3.10.0-1160.2.1.el7.x86_64
19-Jan-2022 13:54:46.895 INFO [main] org.apache.catalina.startup.VersionLoggerListener.log Architecture: amd64
19-Jan-2022 13:54:46.895 INFO [main] org.apache.catalina.startup.VersionLoggerListener.log Java Home: /usr/local/openjdk-11
19-Jan-2022 13:54:46.895 INFO [main] org.apache.catalina.startup.VersionLoggerListener.log JVM Version: 11.0.13+8
19-Jan-2022 13:54:46.895 INFO [main] org.apache.catalina.startup.VersionLoggerListener.log JVM Vendor: Oracle Corporation
19-Jan-2022 13:54:46.895 INFO [main] org.apache.catalina.startup.VersionLoggerListener.log CATALINA_BASE: /usr/local/tomcat
19-Jan-2022 13:54:46.896 INFO [main] org.apache.catalina.startup.VersionLoggerListener.log CATALINA_HOME: /usr/local/tomcat
19-Jan-2022 13:54:46.937 INFO [main] org.apache.catalina.startup.VersionLoggerListener.log Command line argument: --add-opens=java.base/java.lang=ALL-UNNAMED
19-Jan-2022 13:54:46.939 INFO [main] org.apache.catalina.startup.VersionLoggerListener.log Command line argument: --add-opens=java.base/java.io=ALL-UNNAMED
19-Jan-2022 13:54:46.939 INFO [main] org.apache.catalina.startup.VersionLoggerListener.log Command line argument: --add-opens=java.base/java.util=ALL-UNNAMED
19-Jan-2022 13:54:46.939 INFO [main] org.apache.catalina.startup.VersionLoggerListener.log Command line argument: --add-opens=java.base/java.util.concurrent=ALL-UNNAMED
19-Jan-2022 13:54:46.939 INFO [main] org.apache.catalina.startup.VersionLoggerListener.log Command line argument: --add-opens=java.rmi/sun.rmi.transport=ALL-UNNAMED
19-Jan-2022 13:54:46.939 INFO [main] org.apache.catalina.startup.VersionLoggerListener.log Command line argument: -Djava.util.logging.config.file=/usr/local/tomcat/conf/logging.properties
19-Jan-2022 13:54:46.940 INFO [main] org.apache.catalina.startup.VersionLoggerListener.log Command line argument: -Djava.util.logging.manager=org.apache.juli.ClassLoaderLogManager
19-Jan-2022 13:54:46.940 INFO [main] org.apache.catalina.startup.VersionLoggerListener.log Command line argument: -Dhttp.proxyHost=proxy-srv.in.ac-rennes.fr
19-Jan-2022 13:54:46.940 INFO [main] org.apache.catalina.startup.VersionLoggerListener.log Command line argument: -Dhttp.proxyPort=3128
19-Jan-2022 13:54:46.940 INFO [main] org.apache.catalina.startup.VersionLoggerListener.log Command line argument: -Dhttps.proxyHost=proxy-srv.in.ac-rennes.fr
19-Jan-2022 13:54:46.941 INFO [main] org.apache.catalina.startup.VersionLoggerListener.log Command line argument: -Dhttps.proxyPort=3128
19-Jan-2022 13:54:46.941 INFO [main] org.apache.catalina.startup.VersionLoggerListener.log Command line argument: -Duser.timezone=Europe/Paris
19-Jan-2022 13:54:46.941 INFO [main] org.apache.catalina.startup.VersionLoggerListener.log Command line argument: -Xms4g
19-Jan-2022 13:54:46.941 INFO [main] org.apache.catalina.startup.VersionLoggerListener.log Command line argument: -Xmx4g
19-Jan-2022 13:54:46.941 INFO [main] org.apache.catalina.startup.VersionLoggerListener.log Command line argument: -XX:MaxDirectMemorySize=17530M
19-Jan-2022 13:54:46.941 INFO [main] org.apache.catalina.startup.VersionLoggerListener.log Command line argument: -Dorg.apache.tomcat.util.buf.UDecoder.ALLOW_ENCODED_SLASH=true
19-Jan-2022 13:54:46.941 INFO [main] org.apache.catalina.startup.VersionLoggerListener.log Command line argument: -Dorg.apache.catalina.connector.CoyoteAdapter.ALLOW_BACKSLASH=true
19-Jan-2022 13:54:46.942 INFO [main] org.apache.catalina.startup.VersionLoggerListener.log Command line argument: -Djava.security.egd=file:/dev/./urandom
19-Jan-2022 13:54:46.942 INFO [main] org.apache.catalina.startup.VersionLoggerListener.log Command line argument: -Djdk.tls.ephemeralDHKeySize=2048
19-Jan-2022 13:54:46.942 INFO [main] org.apache.catalina.startup.VersionLoggerListener.log Command line argument: -Djava.protocol.handler.pkgs=org.apache.catalina.webresources
19-Jan-2022 13:54:46.942 INFO [main] org.apache.catalina.startup.VersionLoggerListener.log Command line argument: -Dorg.apache.catalina.security.SecurityListener.UMASK=0027
19-Jan-2022 13:54:46.942 INFO [main] org.apache.catalina.startup.VersionLoggerListener.log Command line argument: -Dignore.endorsed.dirs=
19-Jan-2022 13:54:46.942 INFO [main] org.apache.catalina.startup.VersionLoggerListener.log Command line argument: -Dcatalina.base=/usr/local/tomcat
19-Jan-2022 13:54:46.943 INFO [main] org.apache.catalina.startup.VersionLoggerListener.log Command line argument: -Dcatalina.home=/usr/local/tomcat
19-Jan-2022 13:54:46.943 INFO [main] org.apache.catalina.startup.VersionLoggerListener.log Command line argument: -Djava.io.tmpdir=/usr/local/tomcat/temp
19-Jan-2022 13:54:46.960 INFO [main] org.apache.catalina.core.AprLifecycleListener.lifecycleEvent Loaded Apache Tomcat Native library [1.2.31] using APR version [1.7.0].
19-Jan-2022 13:54:46.960 INFO [main] org.apache.catalina.core.AprLifecycleListener.lifecycleEvent APR capabilities: IPv6 [true], sendfile [true], accept filters [false], random [true], UDS [true].
19-Jan-2022 13:54:46.961 INFO [main] org.apache.catalina.core.AprLifecycleListener.lifecycleEvent APR/OpenSSL configuration: useAprConnector [false], useOpenSSL [true]
19-Jan-2022 13:54:46.972 INFO [main] org.apache.catalina.core.AprLifecycleListener.initializeSSL OpenSSL successfully initialized [OpenSSL 1.1.1k 25 Mar 2021]
19-Jan-2022 13:54:47.530 INFO [main] org.apache.coyote.AbstractProtocol.init Initializing ProtocolHandler ["http-nio-8080"]
19-Jan-2022 13:54:47.576 INFO [main] org.apache.catalina.startup.Catalina.load Server initialization in [1124] milliseconds
19-Jan-2022 13:54:47.649 INFO [main] org.apache.catalina.core.StandardService.startInternal Starting service [Catalina]
19-Jan-2022 13:54:47.649 INFO [main] org.apache.catalina.core.StandardEngine.startInternal Starting Servlet engine: [Apache Tomcat/9.0.56]
19-Jan-2022 13:54:47.678 INFO [main] org.apache.catalina.startup.HostConfig.deployDirectory Deploying web application directory [/usr/local/tomcat/webapps/ROOT]
19-Jan-2022 13:55:27.111 INFO [main] org.apache.catalina.startup.HostConfig.deployDirectory Deployment of web application directory [/usr/local/tomcat/webapps/ROOT] has finished in [39,434] ms
19-Jan-2022 13:55:27.123 INFO [main] org.apache.coyote.AbstractProtocol.start Starting ProtocolHandler ["http-nio-8080"]
19-Jan-2022 13:55:27.141 INFO [main] org.apache.catalina.startup.Catalina.start Server startup in [39565] milliseconds
2022-01-19 14:01:28,875 ERROR [http-nio-8080-exec-3 - http://xwiki.integ.in.forge.education.gouv.fr/bin/ssx/XWiki/Mentions/MentionsMacro?language=fr_FR&docVersion=1.1] .s.DefaultScriptServiceManager - Failed to lookup script service for role hint [mentions]
org.xwiki.component.manager.ComponentLookupException: Failed to lookup component [org.xwiki.mentions.script.MentionsScriptService] identified by type [interface org.xwiki.script.service.ScriptService] and hint [mentions]
at org.xwiki.component.embed.EmbeddableComponentManager.getInstance(EmbeddableComponentManager.java:204)
at org.xwiki.component.embed.EmbeddableComponentManager.getInstance(EmbeddableComponentManager.java:210)
at org.xwiki.component.internal.multi.DelegateComponentManager.getInstance(DelegateComponentManager.java:83)
at org.xwiki.component.internal.multi.DelegateComponentManager.getInstance(DelegateComponentManager.java:83)
at org.xwiki.component.internal.multi.DelegateComponentManager.getInstance(DelegateComponentManager.java:83)
at org.xwiki.component.internal.multi.DelegateComponentManager.getInstance(DelegateComponentManager.java:83)
at org.xwiki.component.internal.multi.DelegateComponentManager.getInstance(DelegateComponentManager.java:83)
at org.xwiki.script.internal.service.DefaultScriptServiceManager.get(DefaultScriptServiceManager.java:65)
at jdk.internal.reflect.GeneratedMethodAccessor58.invoke(Unknown Source)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:566)
at org.apache.velocity.runtime.parser.node.GetExecutor.execute(GetExecutor.java:118)
at org.apache.velocity.util.introspection.UberspectImpl$VelGetterImpl.invoke(UberspectImpl.java:722)
at org.apache.velocity.runtime.parser.node.ASTIdentifier.execute(ASTIdentifier.java:217)
at org.apache.velocity.runtime.parser.node.ASTReference.execute(ASTReference.java:368)
at org.apache.velocity.runtime.parser.node.ASTReference.render(ASTReference.java:492)
at org.apache.velocity.runtime.parser.node.SimpleNode.render(SimpleNode.java:439)
at org.apache.velocity.Template.merge(Template.java:358)
at org.apache.velocity.Template.merge(Template.java:262)
at org.xwiki.velocity.internal.DefaultVelocityEngine.evaluate(DefaultVelocityEngine.java:280)
at org.xwiki.velocity.internal.DefaultVelocityEngine.evaluate(DefaultVelocityEngine.java:245)
at com.xpn.xwiki.web.sx.SxDocumentSource.getContent(SxDocumentSource.java:154)
at com.xpn.xwiki.web.sx.AbstractSxAction.renderExtension(AbstractSxAction.java:86)
at com.xpn.xwiki.web.sx.AbstractSxAction.render(AbstractSxAction.java:142)
at com.xpn.xwiki.web.XWikiAction.execute(XWikiAction.java:590)
at com.xpn.xwiki.web.XWikiAction.execute(XWikiAction.java:289)
at com.xpn.xwiki.web.LegacyActionServlet.service(LegacyActionServlet.java:115)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:764)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:227)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:162)
at com.xpn.xwiki.web.ActionFilter.doFilter(ActionFilter.java:122)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:189)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:162)
at org.xwiki.wysiwyg.filter.ConversionFilter.doFilter(ConversionFilter.java:61)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:189)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:162)
at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:189)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:162)
at org.xwiki.container.servlet.filters.internal.SetHTTPHeaderFilter.doFilter(SetHTTPHeaderFilter.java:63)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:189)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:162)
at org.xwiki.container.servlet.filters.internal.SavedRequestRestorerFilter.doFilter(SavedRequestRestorerFilter.java:208)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:189)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:162)
at org.xwiki.container.servlet.filters.internal.SetCharacterEncodingFilter.doFilter(SetCharacterEncodingFilter.java:111)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:189)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:162)
at org.xwiki.resource.servlet.RoutingFilter.doFilter(RoutingFilter.java:132)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:189)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:162)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:197)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:540)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:135)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
at org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:687)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:357)
at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:382)
at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:895)
at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1732)
at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
at org.apache.tomcat.util.threads.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1191)
at org.apache.tomcat.util.threads.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:659)
at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
at java.base/java.lang.Thread.run(Thread.java:829)
Caused by: org.xwiki.component.manager.ComponentLookupException: Can't find descriptor for the component with type [interface org.xwiki.mentions.MentionsConfiguration] and hint [default]
at org.xwiki.component.embed.EmbeddableComponentManager.getInstance(EmbeddableComponentManager.java:212)
at org.xwiki.component.embed.EmbeddableComponentManager.getDependencyInstance(EmbeddableComponentManager.java:406)
at org.xwiki.component.embed.EmbeddableComponentManager.createInstance(EmbeddableComponentManager.java:355)
at org.xwiki.component.embed.EmbeddableComponentManager.getComponentInstance(EmbeddableComponentManager.java:451)
at org.xwiki.component.embed.EmbeddableComponentManager.getInstance(EmbeddableComponentManager.java:201)
... 67 common frames omitted
2022-01-19 14:01:28,888 ERROR [http-nio-8080-exec-3 - http://xwiki.integ.in.forge.education.gouv.fr/bin/ssx/XWiki/Mentions/MentionsMacro?language=fr_FR&docVersion=1.1] .s.DefaultScriptServiceManager - Failed to lookup script service for role hint [mentions]
org.xwiki.component.manager.ComponentLookupException: Failed to lookup component [org.xwiki.mentions.script.MentionsScriptService] identified by type [interface org.xwiki.script.service.ScriptService] and hint [mentions]
at org.xwiki.component.embed.EmbeddableComponentManager.getInstance(EmbeddableComponentManager.java:204)
at org.xwiki.component.embed.EmbeddableComponentManager.getInstance(EmbeddableComponentManager.java:210)
at org.xwiki.component.internal.multi.DelegateComponentManager.getInstance(DelegateComponentManager.java:83)
at org.xwiki.component.internal.multi.DelegateComponentManager.getInstance(DelegateComponentManager.java:83)
at org.xwiki.component.internal.multi.DelegateComponentManager.getInstance(DelegateComponentManager.java:83)
at org.xwiki.component.internal.multi.DelegateComponentManager.getInstance(DelegateComponentManager.java:83)
at org.xwiki.component.internal.multi.DelegateComponentManager.getInstance(DelegateComponentManager.java:83)
at org.xwiki.script.internal.service.DefaultScriptServiceManager.get(DefaultScriptServiceManager.java:65)
at jdk.internal.reflect.GeneratedMethodAccessor58.invoke(Unknown Source)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:566)
at org.apache.velocity.runtime.parser.node.GetExecutor.execute(GetExecutor.java:118)
at org.apache.velocity.util.introspection.UberspectImpl$VelGetterImpl.invoke(UberspectImpl.java:722)
at org.apache.velocity.runtime.parser.node.ASTIdentifier.execute(ASTIdentifier.java:217)
at org.apache.velocity.runtime.parser.node.ASTReference.execute(ASTReference.java:368)
at org.apache.velocity.runtime.parser.node.ASTReference.render(ASTReference.java:492)
at org.apache.velocity.runtime.parser.node.SimpleNode.render(SimpleNode.java:439)
at org.apache.velocity.Template.merge(Template.java:358)
at org.apache.velocity.Template.merge(Template.java:262)
at org.xwiki.velocity.internal.DefaultVelocityEngine.evaluate(DefaultVelocityEngine.java:280)
at org.xwiki.velocity.internal.DefaultVelocityEngine.evaluate(DefaultVelocityEngine.java:245)
at com.xpn.xwiki.web.sx.SxDocumentSource.getContent(SxDocumentSource.java:154)
at com.xpn.xwiki.web.sx.AbstractSxAction.renderExtension(AbstractSxAction.java:86)
at com.xpn.xwiki.web.sx.AbstractSxAction.render(AbstractSxAction.java:142)
at com.xpn.xwiki.web.XWikiAction.execute(XWikiAction.java:590)
at com.xpn.xwiki.web.XWikiAction.execute(XWikiAction.java:289)
at com.xpn.xwiki.web.LegacyActionServlet.service(LegacyActionServlet.java:115)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:764)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:227)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:162)
at com.xpn.xwiki.web.ActionFilter.doFilter(ActionFilter.java:122)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:189)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:162)
at org.xwiki.wysiwyg.filter.ConversionFilter.doFilter(ConversionFilter.java:61)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:189)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:162)
at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:189)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:162)
at org.xwiki.container.servlet.filters.internal.SetHTTPHeaderFilter.doFilter(SetHTTPHeaderFilter.java:63)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:189)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:162)
at org.xwiki.container.servlet.filters.internal.SavedRequestRestorerFilter.doFilter(SavedRequestRestorerFilter.java:208)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:189)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:162)
at org.xwiki.container.servlet.filters.internal.SetCharacterEncodingFilter.doFilter(SetCharacterEncodingFilter.java:111)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:189)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:162)
at org.xwiki.resource.servlet.RoutingFilter.doFilter(RoutingFilter.java:132)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:189)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:162)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:197)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:540)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:135)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
at org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:687)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:357)
at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:382)
at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:895)
at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1732)
at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
at org.apache.tomcat.util.threads.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1191)
at org.apache.tomcat.util.threads.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:659)
at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
at java.base/java.lang.Thread.run(Thread.java:829)
Caused by: org.xwiki.component.manager.ComponentLookupException: Can't find descriptor for the component with type [interface org.xwiki.mentions.MentionsConfiguration] and hint [default]
at org.xwiki.component.embed.EmbeddableComponentManager.getInstance(EmbeddableComponentManager.java:212)
at org.xwiki.component.embed.EmbeddableComponentManager.getDependencyInstance(EmbeddableComponentManager.java:406)
at org.xwiki.component.embed.EmbeddableComponentManager.createInstance(EmbeddableComponentManager.java:355)
at org.xwiki.component.embed.EmbeddableComponentManager.getComponentInstance(EmbeddableComponentManager.java:451)
at org.xwiki.component.embed.EmbeddableComponentManager.getInstance(EmbeddableComponentManager.java:201)
... 67 common frames omitted
/code

This error happen also during running process not only at startup.