> I guess it means you made apt-get update/upgrade automatic which is usually 
> not a great idea.

Yes you are right. It was on my list to disable this


> Could you confirm you are using XWiki Debian packages ?

Yes I confirm it's the debian packages. All installed via apt-get install


> Logs

I have looked at the local access log and can see the last successful visit to 
the system was at 13:46 and then the next entry was at 16:23 when I got the 
error.

The log file is quite long, I can share it via pastebin or some other method if 
you prefer.

Thanks for the help.


===========================================
10.0.5.62 - - [24/May/2016:13:46:33 +0100] "GET 
/xwiki/bin/get/XWiki/DocumentTree?outputSyntax=plain&showAttachments=false&showTranslations=false&&data=children&id=document%3Axwiki%3ANOC.WebHome
 HTTP/1.1" 200 8492
10.0.5.61 - - [24/May/2016:16:23:22 +0100] "GET 
/xwiki/bin/view/Main/Search?text=backup&f_type=DOCUMENT&f_locale=en&f_locale=&r=1
 HTTP/1.1" 404 1021
10.0.5.61 - - [24/May/2016:16:23:23 +0100] "GET /favicon.ico HTTP/1.1" 404 991
10.0.5.61 - - [24/May/2016:16:23:32 +0100] "GET 
/xwiki/bin/view/Main/Search?text=backup&f_type=DOCUMENT&f_locale=en&f_locale=&r=1
 HTTP/1.1" 404 1021
10.0.5.61 - - [24/May/2016:16:23:37 +0100] "GET /xwiki/ HTTP/1.1" 404 981
10.0.5.61 - - [24/May/2016:16:23:47 +0100] "GET /xwiki/bin/view/Main/ HTTP/1.1" 
404 1009
===========================================



>From about 15:00 we started getting errors in catalina.out. Also notice how 
>the time changes from using 24 Hour notation to 12 hour notation (excessively 
>repeated events truncated)

===========================================

2016-05-24 15:00:00,001 [DefaultQuartzScheduler_Worker-10] ERROR 
o.q.c.ErrorLogger              - Job 
(DEFAULT.xwiki:Scheduler.WatchListHourlyNotifier_0 threw an exception.
org.quartz.SchedulerException: Job threw an unhandled exception.
        at org.quartz.core.JobRunShell.run(JobRunShell.java:213)
        at 
org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:573)
Caused by: java.lang.RuntimeException: Failed to load component for type 
[interface org.xwiki.context.ExecutionContextManager] for hint [default]
        at com.xpn.xwiki.web.Utils.getComponent(Utils.java:758)
        at com.xpn.xwiki.web.Utils.getComponent(Utils.java:781)
        at com.xpn.xwiki.web.Utils.getComponent(Utils.java:734)
        at 
com.xpn.xwiki.plugin.scheduler.AbstractJob.execute(AbstractJob.java:56)
        at org.quartz.core.JobRunShell.run(JobRunShell.java:202)
        ... 1 common frames omitted
Caused by: org.xwiki.component.manager.ComponentLookupException: Can't find 
descriptor for the component [role = [interface 
org.xwiki.context.ExecutionContextManager] hint = [default]]
        at 
org.xwiki.component.embed.EmbeddableComponentManager.getComponentInstance(EmbeddableComponentManager.java:401)
        at 
org.xwiki.component.embed.EmbeddableComponentManager.getInstance(EmbeddableComponentManager.java:190)
        at com.xpn.xwiki.web.Utils.getComponent(Utils.java:756)
        ... 5 common frames omitted
May 24, 2016 3:13:16 PM org.apache.coyote.AbstractProtocol pause
INFO: Pausing ProtocolHandler ["http-bio-8080"]
May 24, 2016 3:13:16 PM org.apache.catalina.core.StandardService stopInternal
INFO: Stopping service Catalina
2016-05-24 15:13:32,469 [localhost-startStop-2] WARN  o.i.j.ResourceDMBean      
     - ISPN000042: Did not find queried attribute with name coreHashCode
2016-05-24 15:13:32,470 [localhost-startStop-2] WARN  o.i.j.ResourceDMBean      
     - ISPN000042: Did not find queried attribute with name coreHashCode
2016-05-24 15:13:32,470 [localhost-startStop-2] WARN  o.i.j.ResourceDMBean      
     - ISPN000042: Did not find queried attribute with name coreHashCode
[truncated]
2016-05-24 15:13:32,485 [localhost-startStop-2] WARN  o.i.j.ResourceDMBean      
     - ISPN000042: Did not find queried attribute with name coreHashCode
May 24, 2016 3:13:32 PM org.apache.catalina.loader.WebappClassLoader 
clearReferencesJdbc
SEVERE: The web application [/xwiki] registered the JDBC driver 
[com.mysql.jdbc.Driver] but failed to unregister it when the web application 
was stopped. To prevent a memory leak, the JDBC Driver has been forcibly 
unregistered.
May 24, 2016 3:13:32 PM org.apache.catalina.loader.WebappClassLoader 
checkThreadLocalMapForLeaks
SEVERE: The web application [/xwiki] created a ThreadLocal with key of type 
[org.python.core.ThreadStateMapping$1] (value 
[org.python.core.ThreadStateMapping$1@70d34768]) and a value of type 
[java.lang.Object[]] (value [[Ljava.lang.Object;@3ef536b6]) but failed to 
remove it when the web application was stopped. Threads are going to be renewed 
over time to try and avoid a probable memory leak.
May 24, 2016 3:13:32 PM org.apache.catalina.loader.WebappClassLoader 
checkThreadLocalMapForLeaks
SEVERE: The web application [/xwiki] created a ThreadLocal with key of type 
[org.infinispan.commons.util.concurrent.jdk8backported.Striped64.ThreadHashCode]
 (value 
[org.infinispan.commons.util.concurrent.jdk8backported.Striped64$ThreadHashCode@54db0704])
 and a value of type 
[org.infinispan.commons.util.concurrent.jdk8backported.Striped64.HashCode] 
(value 
[org.infinispan.commons.util.concurrent.jdk8backported.Striped64$HashCode@77a9c321])
 but failed to remove it when the web application was stopped. Threads are 
going to be renewed over time to try and avoid a probable memory leak.
May 24, 2016 3:13:32 PM org.apache.catalina.loader.WebappClassLoader 
checkThreadLocalMapForLeaks
SEVERE: The web application [/xwiki] created a ThreadLocal with key of type 
[com.xpn.xwiki.store.migration.AbstractDataMigrationManager.ThreadLock] (value 
[com.xpn.xwiki.store.migration.AbstractDataMigrationManager$ThreadLock@3cbf1929])
 and a value of type [java.lang.Integer] (value [0]) but failed to remove it 
when the web application was stopped. Threads are going to be renewed over time 
to try and avoid a probable memory leak.
May 24, 2016 3:13:32 PM org.apache.catalina.loader.WebappClassLoader 
checkThreadLocalMapForLeaks
SEVERE: The web application [/xwiki] created a ThreadLocal with key of type 
[org.apache.solr.util.DateFormatUtil.ThreadLocalDateFormat] (value 
[org.apache.solr.util.DateFormatUtil$ThreadLocalDateFormat@260cf1e7]) and a 
value of type [org.apache.solr.util.DateFormatUtil.ISO8601CanonicalDateFormat] 
(value 
[org.apache.solr.util.DateFormatUtil$ISO8601CanonicalDateFormat@6b2ed43a]) but 
failed to remove it when the web application was stopped. Threads are going to 
be renewed over time to try and avoid a probable memory leak.
May 24, 2016 3:13:32 PM org.apache.catalina.loader.WebappClassLoader 
checkThreadLocalMapForLeaks
SEVERE: The web application [/xwiki] created a ThreadLocal with key of type 
[org.infinispan.commons.util.concurrent.jdk8backported.Striped64.ThreadHashCode]
 (value 
[org.infinispan.commons.util.concurrent.jdk8backported.Striped64$ThreadHashCode@54db0704])
 and a value of type 
[org.infinispan.commons.util.concurrent.jdk8backported.Striped64.HashCode] 
(value 
[org.infinispan.commons.util.concurrent.jdk8backported.Striped64$HashCode@1bdd8835])
 but failed to remove it when the web application was stopped. Threads are 
going to be renewed over time to try and avoid a probable memory leak.
[truncated]
May 24, 2016 3:13:40 PM org.apache.catalina.core.StandardEngine startInternal
INFO: Starting Servlet Engine: Apache Tomcat/7.0.52 (Ubuntu)
May 24, 2016 3:13:40 PM org.apache.catalina.startup.HostConfig deployDescriptor
INFO: Deploying configuration descriptor 
/etc/tomcat7/Catalina/localhost/xwiki.xml
May 24, 2016 3:13:49 PM org.apache.catalina.startup.ContextConfig 
processAnnotationsJar
SEVERE: contextConfig.jarFile
java.io.FileNotFoundException: 
/usr/lib/xwiki/WEB-INF/lib/log4j-over-slf4j-1.7.18-xwiki-1.jar (No such file or 
directory)
        at java.util.zip.ZipFile.open(Native Method)
        at java.util.zip.ZipFile.<init>(ZipFile.java:215)
        at java.util.zip.ZipFile.<init>(ZipFile.java:145)
        at java.util.jar.JarFile.<init>(JarFile.java:154)
        at java.util.jar.JarFile.<init>(JarFile.java:91)
        at sun.net.www.protocol.jar.URLJarFile.<init>(URLJarFile.java:93)
        at sun.net.www.protocol.jar.URLJarFile.getJarFile(URLJarFile.java:69)
        at sun.net.www.protocol.jar.JarFileFactory.get(JarFileFactory.java:99)
        at 
sun.net.www.protocol.jar.JarURLConnection.connect(JarURLConnection.java:122)
        at 
sun.net.www.protocol.jar.JarURLConnection.getJarFile(JarURLConnection.java:89)
        at org.apache.tomcat.util.scan.FileUrlJar.<init>(FileUrlJar.java:41)
        at 
org.apache.tomcat.util.scan.JarFactory.newInstance(JarFactory.java:34)
        at 
org.apache.catalina.startup.ContextConfig.processAnnotationsJar(ContextConfig.java:1922)
        at 
org.apache.catalina.startup.ContextConfig.processAnnotationsUrl(ContextConfig.java:1897)
        at 
org.apache.catalina.startup.ContextConfig.processAnnotations(ContextConfig.java:1882)
        at 
org.apache.catalina.startup.ContextConfig.webConfig(ContextConfig.java:1314)
        at 
org.apache.catalina.startup.ContextConfig.configureStart(ContextConfig.java:873)
        at 
org.apache.catalina.startup.ContextConfig.lifecycleEvent(ContextConfig.java:371)
        at 
org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:117)
        at 
org.apache.catalina.util.LifecycleBase.fireLifecycleEvent(LifecycleBase.java:90)
        at 
org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5355)
        at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150)
        at 
org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:901)
        at 
org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:877)
        at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:632)
        at 
org.apache.catalina.startup.HostConfig.deployDescriptor(HostConfig.java:670)
        at 
org.apache.catalina.startup.HostConfig$DeployDescriptor.run(HostConfig.java:1839)
        at 
java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
        at java.util.concurrent.FutureTask.run(FutureTask.java:262)
        at 
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
        at 
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
        at java.lang.Thread.run(Thread.java:745)

May 24, 2016 3:13:49 PM org.apache.catalina.startup.ContextConfig 
processAnnotationsJar
SEVERE: contextConfig.jarFile
java.io.FileNotFoundException: 
/usr/lib/xwiki/WEB-INF/lib/xwiki-commons-configuration-api-8.0.jar (No such 
file or directory)
        at java.util.zip.ZipFile.open(Native Method)
        at java.util.zip.ZipFile.<init>(ZipFile.java:215)
        at java.util.zip.ZipFile.<init>(ZipFile.java:145)
        at java.util.jar.JarFile.<init>(JarFile.java:154)
        at java.util.jar.JarFile.<init>(JarFile.java:91)
        at sun.net.www.protocol.jar.URLJarFile.<init>(URLJarFile.java:93)
        at sun.net.www.protocol.jar.URLJarFile.getJarFile(URLJarFile.java:69)
        at sun.net.www.protocol.jar.JarFileFactory.get(JarFileFactory.java:99)
        at 
sun.net.www.protocol.jar.JarURLConnection.connect(JarURLConnection.java:122)
        at 
sun.net.www.protocol.jar.JarURLConnection.getJarFile(JarURLConnection.java:89)
        at org.apache.tomcat.util.scan.FileUrlJar.<init>(FileUrlJar.java:41)
        at 
org.apache.tomcat.util.scan.JarFactory.newInstance(JarFactory.java:34)
        at 
org.apache.catalina.startup.ContextConfig.processAnnotationsJar(ContextConfig.java:1922)
        at 
org.apache.catalina.startup.ContextConfig.processAnnotationsUrl(ContextConfig.java:1897)
        at 
org.apache.catalina.startup.ContextConfig.processAnnotations(ContextConfig.java:1882)
        at 
org.apache.catalina.startup.ContextConfig.webConfig(ContextConfig.java:1314)
        at 
org.apache.catalina.startup.ContextConfig.configureStart(ContextConfig.java:873)
        at 
org.apache.catalina.startup.ContextConfig.lifecycleEvent(ContextConfig.java:371)
        at 
org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:117)
        at 
org.apache.catalina.util.LifecycleBase.fireLifecycleEvent(LifecycleBase.java:90)
        at 
org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5355)
        at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150)
        at 
org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:901)
        at 
org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:877)
        at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:632)
        at 
org.apache.catalina.startup.HostConfig.deployDescriptor(HostConfig.java:670)
        at 
org.apache.catalina.startup.HostConfig$DeployDescriptor.run(HostConfig.java:1839)
        at 
java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
        at java.util.concurrent.FutureTask.run(FutureTask.java:262)
        at 
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
        at 
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
        at java.lang.Thread.run(Thread.java:745)

May 24, 2016 3:13:49 PM org.apache.catalina.startup.ContextConfig 
processAnnotationsJar
SEVERE: contextConfig.jarFile
java.io.FileNotFoundException: /usr/lib/xwiki/WEB-INF/lib/jquery-1.11.3.jar (No 
such file or directory)
        at java.util.zip.ZipFile.open(Native Method)
        at java.util.zip.ZipFile.<init>(ZipFile.java:215)
        at java.util.zip.ZipFile.<init>(ZipFile.java:145)
        at java.util.jar.JarFile.<init>(JarFile.java:154)
        at java.util.jar.JarFile.<init>(JarFile.java:91)
        at sun.net.www.protocol.jar.URLJarFile.<init>(URLJarFile.java:93)
        at sun.net.www.protocol.jar.URLJarFile.getJarFile(URLJarFile.java:69)
        at sun.net.www.protocol.jar.JarFileFactory.get(JarFileFactory.java:99)
        at 
sun.net.www.protocol.jar.JarURLConnection.connect(JarURLConnection.java:122)
        at 
sun.net.www.protocol.jar.JarURLConnection.getJarFile(JarURLConnection.java:89)
        at org.apache.tomcat.util.scan.FileUrlJar.<init>(FileUrlJar.java:41)
        at 
org.apache.tomcat.util.scan.JarFactory.newInstance(JarFactory.java:34)
        at 
org.apache.catalina.startup.ContextConfig.processAnnotationsJar(ContextConfig.java:1922)
        at 
org.apache.catalina.startup.ContextConfig.processAnnotationsUrl(ContextConfig.java:1897)
        at 
org.apache.catalina.startup.ContextConfig.processAnnotations(ContextConfig.java:1882)
        at 
org.apache.catalina.startup.ContextConfig.webConfig(ContextConfig.java:1314)
        at 
org.apache.catalina.startup.ContextConfig.configureStart(ContextConfig.java:873)
        at 
org.apache.catalina.startup.ContextConfig.lifecycleEvent(ContextConfig.java:371)
        at 
org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:117)
        at 
org.apache.catalina.util.LifecycleBase.fireLifecycleEvent(LifecycleBase.java:90)
        at 
org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5355)
        at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150)
        at 
org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:901)
        at 
org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:877)
        at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:632)
        at 
org.apache.catalina.startup.HostConfig.deployDescriptor(HostConfig.java:670)
        at 
org.apache.catalina.startup.HostConfig$DeployDescriptor.run(HostConfig.java:1839)
        at 
java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
        at java.util.concurrent.FutureTask.run(FutureTask.java:262)
        at 
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
        at 
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
        at java.lang.Thread.run(Thread.java:745)

May 24, 2016 3:13:49 PM org.apache.catalina.startup.ContextConfig 
processAnnotationsJar
SEVERE: contextConfig.jarFile
java.io.FileNotFoundException: 
/usr/lib/xwiki/WEB-INF/lib/xwiki-rendering-transformation-wikiword-8.0.jar (No 
such file or directory)
        at java.util.zip.ZipFile.open(Native Method)
        at java.util.zip.ZipFile.<init>(ZipFile.java:215)
        at java.util.zip.ZipFile.<init>(ZipFile.java:145)
        at java.util.jar.JarFile.<init>(JarFile.java:154)
        at java.util.jar.JarFile.<init>(JarFile.java:91)
        at sun.net.www.protocol.jar.URLJarFile.<init>(URLJarFile.java:93)
        at sun.net.www.protocol.jar.URLJarFile.getJarFile(URLJarFile.java:69)
        at sun.net.www.protocol.jar.JarFileFactory.get(JarFileFactory.java:99)
        at 
sun.net.www.protocol.jar.JarURLConnection.connect(JarURLConnection.java:122)
        at 
sun.net.www.protocol.jar.JarURLConnection.getJarFile(JarURLConnection.java:89)
        at org.apache.tomcat.util.scan.FileUrlJar.<init>(FileUrlJar.java:41)
        at 
org.apache.tomcat.util.scan.JarFactory.newInstance(JarFactory.java:34)
        at 
org.apache.catalina.startup.ContextConfig.processAnnotationsJar(ContextConfig.java:1922)
        at 
org.apache.catalina.startup.ContextConfig.processAnnotationsUrl(ContextConfig.java:1897)
        at 
org.apache.catalina.startup.ContextConfig.processAnnotations(ContextConfig.java:1882)
        at 
org.apache.catalina.startup.ContextConfig.webConfig(ContextConfig.java:1314)
        at 
org.apache.catalina.startup.ContextConfig.configureStart(ContextConfig.java:873)
        at 
org.apache.catalina.startup.ContextConfig.lifecycleEvent(ContextConfig.java:371)
        at 
org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:117)
        at 
org.apache.catalina.util.LifecycleBase.fireLifecycleEvent(LifecycleBase.java:90)
        at 
org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5355)
        at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150)
        at 
org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:901)
        at 
org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:877)
        at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:632)
        at 
org.apache.catalina.startup.HostConfig.deployDescriptor(HostConfig.java:670)
        at 
org.apache.catalina.startup.HostConfig$DeployDescriptor.run(HostConfig.java:1839)
        at 
java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
        at java.util.concurrent.FutureTask.run(FutureTask.java:262)
        at 
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
        at 
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
        at java.lang.Thread.run(Thread.java:745)

May 24, 2016 3:13:49 PM org.apache.catalina.startup.ContextConfig 
processAnnotationsJar
SEVERE: contextConfig.jarFile
java.io.FileNotFoundException: 
/usr/lib/xwiki/WEB-INF/lib/xwiki-rendering-syntax-docbook-8.0.jar (No such file 
or directory)
        at java.util.zip.ZipFile.open(Native Method)
        at java.util.zip.ZipFile.<init>(ZipFile.java:215)
        at java.util.zip.ZipFile.<init>(ZipFile.java:145)
        at java.util.jar.JarFile.<init>(JarFile.java:154)
        at java.util.jar.JarFile.<init>(JarFile.java:91)
        at sun.net.www.protocol.jar.URLJarFile.<init>(URLJarFile.java:93)
        at sun.net.www.protocol.jar.URLJarFile.getJarFile(URLJarFile.java:69)
        at sun.net.www.protocol.jar.JarFileFactory.get(JarFileFactory.java:99)
        at 
sun.net.www.protocol.jar.JarURLConnection.connect(JarURLConnection.java:122)
        at 
sun.net.www.protocol.jar.JarURLConnection.getJarFile(JarURLConnection.java:89)
        at org.apache.tomcat.util.scan.FileUrlJar.<init>(FileUrlJar.java:41)
        at 
org.apache.tomcat.util.scan.JarFactory.newInstance(JarFactory.java:34)
        at 
org.apache.catalina.startup.ContextConfig.processAnnotationsJar(ContextConfig.java:1922)
        at 
org.apache.catalina.startup.ContextConfig.processAnnotationsUrl(ContextConfig.java:1897)
        at 
org.apache.catalina.startup.ContextConfig.processAnnotations(ContextConfig.java:1882)
        at 
org.apache.catalina.startup.ContextConfig.webConfig(ContextConfig.java:1314)
        at 
org.apache.catalina.startup.ContextConfig.configureStart(ContextConfig.java:873)
        at 
org.apache.catalina.startup.ContextConfig.lifecycleEvent(ContextConfig.java:371)
        at 
org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:117)
        at 
org.apache.catalina.util.LifecycleBase.fireLifecycleEvent(LifecycleBase.java:90)
        at 
org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5355)
        at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150)
        at 
org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:901)
        at 
org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:877)
        at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:632)
        at 
org.apache.catalina.startup.HostConfig.deployDescriptor(HostConfig.java:670)
        at 
org.apache.catalina.startup.HostConfig$DeployDescriptor.run(HostConfig.java:1839)
        at 
java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
        at java.util.concurrent.FutureTask.run(FutureTask.java:262)
        at 
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
        at 
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
        at java.lang.Thread.run(Thread.java:745)

May 24, 2016 3:13:49 PM org.apache.catalina.startup.ContextConfig 
processAnnotationsJar
SEVERE: contextConfig.jarFile
java.io.FileNotFoundException: 
/usr/lib/xwiki/WEB-INF/lib/xwiki-commons-velocity-8.0.jar (No such file or 
directory)
        at java.util.zip.ZipFile.open(Native Method)
        at java.util.zip.ZipFile.<init>(ZipFile.java:215)
        at java.util.zip.ZipFile.<init>(ZipFile.java:145)
        at java.util.jar.JarFile.<init>(JarFile.java:154)
        at java.util.jar.JarFile.<init>(JarFile.java:91)
        at sun.net.www.protocol.jar.URLJarFile.<init>(URLJarFile.java:93)
        at sun.net.www.protocol.jar.URLJarFile.getJarFile(URLJarFile.java:69)
        at sun.net.www.protocol.jar.JarFileFactory.get(JarFileFactory.java:99)
        at 
sun.net.www.protocol.jar.JarURLConnection.connect(JarURLConnection.java:122)
        at 
sun.net.www.protocol.jar.JarURLConnection.getJarFile(JarURLConnection.java:89)
        at org.apache.tomcat.util.scan.FileUrlJar.<init>(FileUrlJar.java:41)
        at 
org.apache.tomcat.util.scan.JarFactory.newInstance(JarFactory.java:34)
        at 
org.apache.catalina.startup.ContextConfig.processAnnotationsJar(ContextConfig.java:1922)
        at 
org.apache.catalina.startup.ContextConfig.processAnnotationsUrl(ContextConfig.java:1897)
        at 
org.apache.catalina.startup.ContextConfig.processAnnotations(ContextConfig.java:1882)
        at 
org.apache.catalina.startup.ContextConfig.webConfig(ContextConfig.java:1314)
        at 
org.apache.catalina.startup.ContextConfig.configureStart(ContextConfig.java:873)
        at 
org.apache.catalina.startup.ContextConfig.lifecycleEvent(ContextConfig.java:371)
        at 
org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:117)
        at 
org.apache.catalina.util.LifecycleBase.fireLifecycleEvent(LifecycleBase.java:90)
        at 
org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5355)
        at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150)
        at 
org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:901)
        at 
org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:877)
        at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:632)
        at 
org.apache.catalina.startup.HostConfig.deployDescriptor(HostConfig.java:670)
        at 
org.apache.catalina.startup.HostConfig$DeployDescriptor.run(HostConfig.java:1839)
        at 
java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
        at java.util.concurrent.FutureTask.run(FutureTask.java:262)
        at 
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
        at 
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
        at java.lang.Thread.run(Thread.java:745)

May 24, 2016 3:13:49 PM org.apache.catalina.startup.ContextConfig 
processAnnotationsJar
SEVERE: contextConfig.jarFile
java.io.FileNotFoundException: 
/usr/lib/xwiki/WEB-INF/lib/jackson-databind-2.7.2.jar (No such file or 
directory)
        at java.util.zip.ZipFile.open(Native Method)
        at java.util.zip.ZipFile.<init>(ZipFile.java:215)
        at java.util.zip.ZipFile.<init>(ZipFile.java:145)
        at java.util.jar.JarFile.<init>(JarFile.java:154)
        at java.util.jar.JarFile.<init>(JarFile.java:91)
        at sun.net.www.protocol.jar.URLJarFile.<init>(URLJarFile.java:93)
        at sun.net.www.protocol.jar.URLJarFile.getJarFile(URLJarFile.java:69)
        at sun.net.www.protocol.jar.JarFileFactory.get(JarFileFactory.java:99)
        at 
sun.net.www.protocol.jar.JarURLConnection.connect(JarURLConnection.java:122)
        at 
sun.net.www.protocol.jar.JarURLConnection.getJarFile(JarURLConnection.java:89)
        at org.apache.tomcat.util.scan.FileUrlJar.<init>(FileUrlJar.java:41)
        at 
org.apache.tomcat.util.scan.JarFactory.newInstance(JarFactory.java:34)
        at 
org.apache.catalina.startup.ContextConfig.processAnnotationsJar(ContextConfig.java:1922)
        at 
org.apache.catalina.startup.ContextConfig.processAnnotationsUrl(ContextConfig.java:1897)
        at 
org.apache.catalina.startup.ContextConfig.processAnnotations(ContextConfig.java:1882)
        at 
org.apache.catalina.startup.ContextConfig.webConfig(ContextConfig.java:1314)
        at 
org.apache.catalina.startup.ContextConfig.configureStart(ContextConfig.java:873)
        at 
org.apache.catalina.startup.ContextConfig.lifecycleEvent(ContextConfig.java:371)
        at 
org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:117)
        at 
org.apache.catalina.util.LifecycleBase.fireLifecycleEvent(LifecycleBase.java:90)
        at 
org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5355)
        at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150)
        at 
org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:901)
        at 
org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:877)
        at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:632)
        at 
org.apache.catalina.startup.HostConfig.deployDescriptor(HostConfig.java:670)
        at 
org.apache.catalina.startup.HostConfig$DeployDescriptor.run(HostConfig.java:1839)
        at 
java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
        at java.util.concurrent.FutureTask.run(FutureTask.java:262)
        at 
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
        at 
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
        at java.lang.Thread.run(Thread.java:745)

May 24, 2016 3:13:49 PM org.apache.catalina.startup.ContextConfig 
processAnnotationsJar
SEVERE: contextConfig.jarFile
java.io.FileNotFoundException: 
/usr/lib/xwiki/WEB-INF/lib/xwiki-platform-template-api-8.0.jar (No such file or 
directory)
        at java.util.zip.ZipFile.open(Native Method)
        at java.util.zip.ZipFile.<init>(ZipFile.java:215)
        at java.util.zip.ZipFile.<init>(ZipFile.java:145)
        at java.util.jar.JarFile.<init>(JarFile.java:154)
        at java.util.jar.JarFile.<init>(JarFile.java:91)
        at sun.net.www.protocol.jar.URLJarFile.<init>(URLJarFile.java:93)
        at sun.net.www.protocol.jar.URLJarFile.getJarFile(URLJarFile.java:69)
        at sun.net.www.protocol.jar.JarFileFactory.get(JarFileFactory.java:99)
        at 
sun.net.www.protocol.jar.JarURLConnection.connect(JarURLConnection.java:122)
        at 
sun.net.www.protocol.jar.JarURLConnection.getJarFile(JarURLConnection.java:89)
        at org.apache.tomcat.util.scan.FileUrlJar.<init>(FileUrlJar.java:41)
        at 
org.apache.tomcat.util.scan.JarFactory.newInstance(JarFactory.java:34)
        at 
org.apache.catalina.startup.ContextConfig.processAnnotationsJar(ContextConfig.java:1922)
        at 
org.apache.catalina.startup.ContextConfig.processAnnotationsUrl(ContextConfig.java:1897)
        at 
org.apache.catalina.startup.ContextConfig.processAnnotations(ContextConfig.java:1882)
        at 
org.apache.catalina.startup.ContextConfig.webConfig(ContextConfig.java:1314)
        at 
org.apache.catalina.startup.ContextConfig.configureStart(ContextConfig.java:873)
        at 
org.apache.catalina.startup.ContextConfig.lifecycleEvent(ContextConfig.java:371)
        at 
org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:117)
        at 
org.apache.catalina.util.LifecycleBase.fireLifecycleEvent(LifecycleBase.java:90)
        at 
org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5355)
        at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150)
        at 
org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:901)
        at 
org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:877)
        at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:632)
        at 
org.apache.catalina.startup.HostConfig.deployDescriptor(HostConfig.java:670)
        at 
org.apache.catalina.startup.HostConfig$DeployDescriptor.run(HostConfig.java:1839)
        at 
java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
        at java.util.concurrent.FutureTask.run(FutureTask.java:262)
        at 
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
        at 
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
        at java.lang.Thread.run(Thread.java:745)

May 24, 2016 3:13:49 PM org.apache.catalina.startup.ContextConfig 
processAnnotationsJar
SEVERE: contextConfig.jarFile
java.io.FileNotFoundException: 
/usr/lib/xwiki/WEB-INF/lib/xwiki-platform-feed-api-8.0.jar (No such file or 
directory)
        at java.util.zip.ZipFile.open(Native Method)
        at java.util.zip.ZipFile.<init>(ZipFile.java:215)
        at java.util.zip.ZipFile.<init>(ZipFile.java:145)
        at java.util.jar.JarFile.<init>(JarFile.java:154)
        at java.util.jar.JarFile.<init>(JarFile.java:91)
        at sun.net.www.protocol.jar.URLJarFile.<init>(URLJarFile.java:93)
        at sun.net.www.protocol.jar.URLJarFile.getJarFile(URLJarFile.java:69)
        at sun.net.www.protocol.jar.JarFileFactory.get(JarFileFactory.java:99)
        at 
sun.net.www.protocol.jar.JarURLConnection.connect(JarURLConnection.java:122)
        at 
sun.net.www.protocol.jar.JarURLConnection.getJarFile(JarURLConnection.java:89)
        at org.apache.tomcat.util.scan.FileUrlJar.<init>(FileUrlJar.java:41)
        at 
org.apache.tomcat.util.scan.JarFactory.newInstance(JarFactory.java:34)
        at 
org.apache.catalina.startup.ContextConfig.processAnnotationsJar(ContextConfig.java:1922)
        at 
org.apache.catalina.startup.ContextConfig.processAnnotationsUrl(ContextConfig.java:1897)
        at 
org.apache.catalina.startup.ContextConfig.processAnnotations(ContextConfig.java:1882)
        at 
org.apache.catalina.startup.ContextConfig.webConfig(ContextConfig.java:1314)
        at 
org.apache.catalina.startup.ContextConfig.configureStart(ContextConfig.java:873)
        at 
org.apache.catalina.startup.ContextConfig.lifecycleEvent(ContextConfig.java:371)
        at 
org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:117)
        at 
org.apache.catalina.util.LifecycleBase.fireLifecycleEvent(LifecycleBase.java:90)
        at 
org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5355)
        at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150)
        at 
org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:901)
        at 
org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:877)
        at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:632)
        at 
org.apache.catalina.startup.HostConfig.deployDescriptor(HostConfig.java:670)
        at 
org.apache.catalina.startup.HostConfig$DeployDescriptor.run(HostConfig.java:1839)
        at 
java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
        at java.util.concurrent.FutureTask.run(FutureTask.java:262)
        at 
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
        at 
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
        at java.lang.Thread.run(Thread.java:745)

===================================




Kind regards,



Mahomed Hussein
Custodian Data Centre
Email: maho...@custodiandc.com
http://www.CustodianDC.com

-----Original Message-----
From: users [mailto:users-boun...@xwiki.org] On Behalf Of Thomas Mortagne
Sent: 24 May 2016 17:01
To: XWiki Users <users@xwiki.org>
Subject: Re: [xwiki-users] XWiki 8.1 returning error 404

I guess it means you made apt-get update/upgrade automatic which is usually not 
a great idea. Could you confirm you are using XWiki Debian packages ?

You should look at tomcat log to see if there is any error in it. What version 
was it upgraded from ?

On Tue, May 24, 2016 at 5:51 PM, Mahomed Hussein <maho...@custodiandc.com> 
wrote:
> Hi
>
> It seems our server automatically updated to xWiki 8.1 and now we are getting 
> the error below:
>
>
> ===============================================================
> HTTP Status 404 - /xwiki/bin/view/Main/ type Status report message
> /xwiki/bin/view/Main/
>
> description The requested resource is not available.
>
> Apache Tomcat/7.0.52 (Ubuntu)
>
> ===============================================================
>
> I have already rebooted the server to no avail. I have confirmed that
> we are upgraded to 8.1
>
> I have tried to browse to 
> http://www.xwiki.org/xwiki/bin/view/ReleaseNotes/ReleaseNotesXWiki81RC1 to 
> see if there are any instructions there, but the page is not loading and I am 
> getting an error 524 (I assume you are using cloudflare).
>
> Help please as this is our live system. Thanks.
>
>
> Kind regards,
>
>
> Mahomed Hussein
> Custodian Data Centre
> Email: maho...@custodiandc.com
> http://www.CustodianDC.com
> _______________________________________________
> users mailing list
> users@xwiki.org
> http://lists.xwiki.org/mailman/listinfo/users



--
Thomas Mortagne
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