[MGNLUI-3741] Admin Central unaccessible after unhandled exception Created: 07/Jan/16  Updated: 21/Mar/17  Resolved: 17/Mar/17

Status: Closed
Project: Magnolia UI
Component/s: None
Affects Version/s: 5.3, 5.4, 5.4.2
Fix Version/s: 5.4.12, 5.5.3

Type: Bug Priority: Neutral
Reporter: Ervin Vystup Assignee: Robert Šiška
Resolution: Fixed Votes: 1
Labels: support
Remaining Estimate: 0d
Time Spent: 2d
Original Estimate: 2d

Issue Links:
Relates
Template:
Acceptance criteria:
Empty
Task DoD:
[ ]* Doc/release notes changes? Comment present?
[ ]* Downstream builds green?
[ ]* Solution information and context easily available?
[ ]* Tests
[ ]* FixVersion filled and not yet released
[ ]  Architecture Decision Record (ADR)
Bug DoR:
[ ]* Steps to reproduce, expected, and actual results filled
[ ]* Affected version filled
Date of First Response:
Sprint: Kromeriz 87
Story Points: 5

 Description   

Temporarily unavailability (1-3 minutes) of Admin Central after unhandled exception.



 Comments   
Comment by Nils Breunese [ 11/Jan/16 ]

Example:

ERROR  info.magnolia.ui.admincentral.AdmincentralErrorHandler 07.01.2016 08:53:54 -- AdmincentralUI has encountered an unhandled exception.
com.vaadin.server.UploadException: Upload failed
        at com.vaadin.server.communication.FileUploadHandler.streamToReceiver(FileUploadHandler.java:624)
        at com.vaadin.server.communication.FileUploadHandler.handleFileUploadValidationAndData(FileUploadHandler.java:453)
        at com.vaadin.server.communication.FileUploadHandler.doHandleSimpleMultipartFileUpload(FileUploadHandler.java:403)
        at com.vaadin.server.communication.FileUploadHandler.handleRequest(FileUploadHandler.java:285)
        at com.vaadin.server.VaadinService.handleRequest(VaadinService.java:1408)
        at com.vaadin.server.VaadinServlet.service(VaadinServlet.java:350)
        at info.magnolia.ui.admincentral.AdmincentralVaadinServlet.service(AdmincentralVaadinServlet.java:131)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:727)
        at info.magnolia.cms.filters.ServletDispatchingFilter.doFilter(ServletDispatchingFilter.java:148)
        at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:85)
        at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79)
        at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:81)
        at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:81)
        at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:81)
        at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:81)
        at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:81)
        at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:81)
        at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:81)
        at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:81)
        at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:81)
        at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:81)
        at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:81)
        at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:81)
        at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:81)
        at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:81)
        at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:81)
        at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:81)
        at info.magnolia.cms.filters.CompositeFilter.doFilter(CompositeFilter.java:65)
        at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:85)
        at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79)
        at info.magnolia.cms.filters.VirtualUriFilter.doFilter(VirtualUriFilter.java:69)
        at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:85)
        at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79)
        at nl.vpro.magnolia.filter.playerpage.PlayerPageFilter.doFilter(PlayerPageFilter.java:111)
        at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:85)
        at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79)
        at info.magnolia.module.cache.executor.Bypass.processCacheRequest(Bypass.java:58)
        at info.magnolia.module.cache.executor.CompositeExecutor.processCacheRequest(CompositeExecutor.java:67)
        at info.magnolia.module.cache.filter.CacheFilter.doFilter(CacheFilter.java:174)
        at info.magnolia.cms.filters.OncePerRequestAbstractMgnlFilter.doFilter(OncePerRequestAbstractMgnlFilter.java:59)
        at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79)
        at nl.vpro.magnolia.module.vprotemplatingkit.filters.RedirectHttpsFilter.doFilter(RedirectHttpsFilter.java:111)
        at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:85)
        at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79)
        at info.magnolia.cms.i18n.I18nContentSupportFilter.doFilter(I18nContentSupportFilter.java:74)
        at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:85)
        at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79)
        at info.magnolia.cms.filters.RangeSupportFilter.doFilter(RangeSupportFilter.java:84)
        at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:85)
        at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79)
        at info.magnolia.cms.security.BaseSecurityFilter.doFilter(BaseSecurityFilter.java:57)
        at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:85)
        at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79)
        at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:81)
        at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:81)
        at info.magnolia.cms.security.SecurityCallbackFilter.doFilter(SecurityCallbackFilter.java:80)
        at info.magnolia.cms.filters.OncePerRequestAbstractMgnlFilter.doFilter(OncePerRequestAbstractMgnlFilter.java:59)
        at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79)
        at info.magnolia.cms.security.LogoutFilter.doFilter(LogoutFilter.java:94)
        at info.magnolia.cms.filters.OncePerRequestAbstractMgnlFilter.doFilter(OncePerRequestAbstractMgnlFilter.java:59)
        at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79)
        at info.magnolia.multisite.filters.MultiSiteFilter.doFilter(MultiSiteFilter.java:105)
        at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:85)
        at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79)
        at info.magnolia.module.site.filters.SiteMergeFilter.doFilter(SiteMergeFilter.java:119)
        at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:85)
        at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79)
        at info.magnolia.cms.filters.MultiChannelFilter.doFilter(MultiChannelFilter.java:83)
        at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:85)
        at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79)
        at info.magnolia.module.cache.filter.GZipFilter.doFilter(GZipFilter.java:73)
        at info.magnolia.cms.filters.OncePerRequestAbstractMgnlFilter.doFilter(OncePerRequestAbstractMgnlFilter.java:59)
        at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79)
        at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:81)
        at info.magnolia.cms.security.auth.login.LoginFilter.doFilter(LoginFilter.java:127)
        at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:85)
        at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79)
        at info.magnolia.enterprise.registration.RegistrationFilter.doFilter(RegistrationFilter.java:63)
        at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:85)
        at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79)
        at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:81)
        at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:81)
        at info.magnolia.module.devicedetection.filter.DeviceDetectionFilter.doFilter(DeviceDetectionFilter.java:71)
        at info.magnolia.cms.filters.OncePerRequestAbstractMgnlFilter.doFilter(OncePerRequestAbstractMgnlFilter.java:59)
        at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79)
        at info.magnolia.cms.filters.ContentTypeFilter.doFilter(ContentTypeFilter.java:143)
        at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:85)
        at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79)
        at nl.vpro.magnolia.filter.odi.OdiDispatcherFilter.doFilter(OdiDispatcherFilter.java:80)
        at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:85)
        at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79)
        at nl.vpro.magnolia.module.vprotemplatingkit.filters.W24RedirectFilter.doFilter(W24RedirectFilter.java:86)
        at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:85)
        at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79)
        at nl.vpro.magnolia.module.vprotemplatingkit.filters.MMBaseProgramSiteRedirectFilter.doFilter(MMBaseProgramSiteRedirectFilter.java:78)
        at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:85)
        at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79)
        at nl.vpro.magnolia.module.vprotemplatingkit.filters.MediaPlayerRedirectFilter.doFilter(MediaPlayerRedirectFilter.java:72)
        at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:85)
        at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79)
        at nl.vpro.magnolia.module.vprotemplatingkit.filters.MMBaseProgramSiteRedirectFilter.doFilter(MMBaseProgramSiteRedirectFilter.java:78)
        at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:85)
        at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79)
        at nl.vpro.magnolia.module.vprotemplatingkit.filters.MMBaseProgramSiteRedirectFilter.doFilter(MMBaseProgramSiteRedirectFilter.java:78)
        at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:85)
        at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79)
        at info.magnolia.cms.filters.ContextFilter.doFilter(ContextFilter.java:128)
        at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:85)
        at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79)
        at info.magnolia.cms.filters.CompositeFilter.doFilter(CompositeFilter.java:65)
        at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:85)
        at info.magnolia.cms.filters.SafeDestroyMgnlFilterWrapper.doFilter(SafeDestroyMgnlFilterWrapper.java:107)
        at info.magnolia.cms.filters.MgnlFilterDispatcher.doDispatch(MgnlFilterDispatcher.java:67)
        at info.magnolia.cms.filters.MgnlMainFilter.doFilter(MgnlMainFilter.java:108)
        at info.magnolia.cms.filters.MgnlMainFilter.doFilter(MgnlMainFilter.java:94)
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
        at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:220)
        at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:122)
        at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:501)
        at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:171)
        at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
        at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:116)
        at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:408)
        at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1040)
        at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:607)
        at org.apache.tomcat.util.net.AprEndpoint$SocketProcessor.doRun(AprEndpoint.java:2442)
        at org.apache.tomcat.util.net.AprEndpoint$SocketProcessor.run(AprEndpoint.java:2431)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
        at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
        at java.lang.Thread.run(Thread.java:745)
Caused by: java.io.IOException: The multipart stream ended unexpectedly
        at com.vaadin.server.communication.FileUploadHandler$SimpleMultiPartInputStream.read(FileUploadHandler.java:105)
        at java.io.InputStream.read(InputStream.java:170)
        at java.io.InputStream.read(InputStream.java:101)
        at com.vaadin.server.communication.FileUploadHandler.streamToReceiver(FileUploadHandler.java:564)
        ... 131 more
Comment by Nils Breunese [ 11/Jan/16 ]

We have also seen cases of this happening with an exception from our own code, causing a com.vaadin.ui.Table$CacheUpdateException:

ERROR  info.magnolia.ui.admincentral.AdmincentralErrorHandler 05.01.2016 15:58:25 -- AdmincentralUI has encountered an unhandled exception.
com.vaadin.ui.Table$CacheUpdateException: Error during Table cache update.
	at com.vaadin.ui.Table.maybeThrowCacheUpdateExceptions(Table.java:1739)
	at com.vaadin.ui.Table.refreshRenderedCells(Table.java:1728)
	at com.vaadin.ui.Table.enableContentRefreshing(Table.java:3242)
	at com.vaadin.ui.Table.changeVariables(Table.java:3088)
	at com.vaadin.ui.TreeTable.changeVariables(TreeTable.java:423)
	at info.magnolia.ui.vaadin.grid.MagnoliaTreeTable.changeVariables(MagnoliaTreeTable.java:86)
	at com.vaadin.server.communication.ServerRpcHandler.changeVariables(ServerRpcHandler.java:486)
	at com.vaadin.server.communication.ServerRpcHandler.handleInvocations(ServerRpcHandler.java:305)
	at com.vaadin.server.communication.ServerRpcHandler.handleRpc(ServerRpcHandler.java:184)
	at com.vaadin.server.communication.UidlRequestHandler.synchronizedHandleRequest(UidlRequestHandler.java:92)
	at com.vaadin.server.SynchronizedRequestHandler.handleRequest(SynchronizedRequestHandler.java:41)
	at com.vaadin.server.VaadinService.handleRequest(VaadinService.java:1408)
	at com.vaadin.server.VaadinServlet.service(VaadinServlet.java:350)
	at info.magnolia.ui.admincentral.AdmincentralVaadinServlet.service(AdmincentralVaadinServlet.java:131)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:727)
	at info.magnolia.cms.filters.ServletDispatchingFilter.doFilter(ServletDispatchingFilter.java:148)
	at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:85)
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79)
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:81)
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:81)
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:81)
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:81)
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:81)
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:81)
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:81)
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:81)
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:81)
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:81)
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:81)
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:81)
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:81)
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:81)
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:81)
	at info.magnolia.cms.filters.CompositeFilter.doFilter(CompositeFilter.java:65)
	at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:85)
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79)
	at info.magnolia.cms.filters.VirtualUriFilter.doFilter(VirtualUriFilter.java:69)
	at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:85)
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79)
	at nl.vpro.magnolia.filter.playerpage.PlayerPageFilter.doFilter(PlayerPageFilter.java:111)
	at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:85)
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79)
	at info.magnolia.module.cache.executor.Bypass.processCacheRequest(Bypass.java:58)
	at info.magnolia.module.cache.executor.CompositeExecutor.processCacheRequest(CompositeExecutor.java:67)
	at info.magnolia.module.cache.filter.CacheFilter.doFilter(CacheFilter.java:174)
	at info.magnolia.cms.filters.OncePerRequestAbstractMgnlFilter.doFilter(OncePerRequestAbstractMgnlFilter.java:59)
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79)
	at nl.vpro.magnolia.module.vprotemplatingkit.filters.RedirectHttpsFilter.doFilter(RedirectHttpsFilter.java:111)
	at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:85)
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79)
	at info.magnolia.cms.i18n.I18nContentSupportFilter.doFilter(I18nContentSupportFilter.java:74)
	at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:85)
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79)
	at info.magnolia.cms.filters.RangeSupportFilter.doFilter(RangeSupportFilter.java:84)
	at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:85)
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79)
	at info.magnolia.cms.security.BaseSecurityFilter.doFilter(BaseSecurityFilter.java:57)
	at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:85)
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79)
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:81)
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:81)
	at info.magnolia.cms.security.SecurityCallbackFilter.doFilter(SecurityCallbackFilter.java:80)
	at info.magnolia.cms.filters.OncePerRequestAbstractMgnlFilter.doFilter(OncePerRequestAbstractMgnlFilter.java:59)
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79)
	at info.magnolia.cms.security.LogoutFilter.doFilter(LogoutFilter.java:94)
	at info.magnolia.cms.filters.OncePerRequestAbstractMgnlFilter.doFilter(OncePerRequestAbstractMgnlFilter.java:59)
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79)
	at info.magnolia.multisite.filters.MultiSiteFilter.doFilter(MultiSiteFilter.java:105)
	at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:85)
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79)
	at info.magnolia.module.site.filters.SiteMergeFilter.doFilter(SiteMergeFilter.java:119)
	at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:85)
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79)
	at info.magnolia.cms.filters.MultiChannelFilter.doFilter(MultiChannelFilter.java:83)
	at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:85)
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79)
	at info.magnolia.module.cache.filter.GZipFilter.doFilter(GZipFilter.java:73)
	at info.magnolia.cms.filters.OncePerRequestAbstractMgnlFilter.doFilter(OncePerRequestAbstractMgnlFilter.java:59)
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79)
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:81)
	at info.magnolia.cms.security.auth.login.LoginFilter.doFilter(LoginFilter.java:127)
	at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:85)
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79)
	at info.magnolia.enterprise.registration.RegistrationFilter.doFilter(RegistrationFilter.java:63)
	at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:85)
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79)
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:81)
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:81)
	at info.magnolia.module.devicedetection.filter.DeviceDetectionFilter.doFilter(DeviceDetectionFilter.java:71)
	at info.magnolia.cms.filters.OncePerRequestAbstractMgnlFilter.doFilter(OncePerRequestAbstractMgnlFilter.java:59)
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79)
	at info.magnolia.cms.filters.ContentTypeFilter.doFilter(ContentTypeFilter.java:143)
	at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:85)
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79)
	at nl.vpro.magnolia.filter.odi.OdiDispatcherFilter.doFilter(OdiDispatcherFilter.java:80)
	at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:85)
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79)
	at nl.vpro.magnolia.module.vprotemplatingkit.filters.MMBaseProgramSiteRedirectFilter.doFilter(MMBaseProgramSiteRedirectFilter.java:78)
	at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:85)
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79)
	at nl.vpro.magnolia.module.vprotemplatingkit.filters.MediaPlayerRedirectFilter.doFilter(MediaPlayerRedirectFilter.java:72)
	at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:85)
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79)
	at nl.vpro.magnolia.module.vprotemplatingkit.filters.MMBaseProgramSiteRedirectFilter.doFilter(MMBaseProgramSiteRedirectFilter.java:78)
	at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:85)
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79)
	at nl.vpro.magnolia.module.vprotemplatingkit.filters.MMBaseProgramSiteRedirectFilter.doFilter(MMBaseProgramSiteRedirectFilter.java:78)
	at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:85)
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79)
	at info.magnolia.cms.filters.ContextFilter.doFilter(ContextFilter.java:128)
	at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:85)
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79)
	at info.magnolia.cms.filters.CompositeFilter.doFilter(CompositeFilter.java:65)
	at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:85)
	at info.magnolia.cms.filters.SafeDestroyMgnlFilterWrapper.doFilter(SafeDestroyMgnlFilterWrapper.java:107)
	at info.magnolia.cms.filters.MgnlFilterDispatcher.doDispatch(MgnlFilterDispatcher.java:67)
	at info.magnolia.cms.filters.MgnlMainFilter.doFilter(MgnlMainFilter.java:108)
	at info.magnolia.cms.filters.MgnlMainFilter.doFilter(MgnlMainFilter.java:94)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:220)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:122)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:501)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:171)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:116)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:408)
	at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1040)
	at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:607)
	at org.apache.tomcat.util.net.AprEndpoint$SocketProcessor.doRun(AprEndpoint.java:2442)
	at org.apache.tomcat.util.net.AprEndpoint$SocketProcessor.run(AprEndpoint.java:2431)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.lang.Thread.run(Thread.java:745)
Caused by: java.lang.ClassCastException: java.lang.String cannot be cast to com.vaadin.server.Resource
	at nl.vpro.magnolia.ui.workbench.ImageColumnFormatter.generateCell(ImageColumnFormatter.java:40)
	at com.vaadin.ui.Table.parseItemIdToCells(Table.java:2334)
	at com.vaadin.ui.Table.getVisibleCellsNoCache(Table.java:2195)
	at com.vaadin.ui.Table.refreshRenderedCells(Table.java:1717)
	... 133 more

We fixed this exception in our own code, but still it would be best if Admin Central did not become temporarily unavailable after exceptions like these.

Generated at Mon Feb 12 09:09:38 CET 2024 using Jira 9.4.2#940002-sha1:46d1a51de284217efdcb32434eab47a99af2938b.