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  1. Magnolia UI
  2. MGNLUI-2152

java.lang.ClassCastException: java.util.Collections$UnmodifiableSet cannot be cast to java.lang.String

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Details

    • Bug
    • Resolution: Obsolete
    • Neutral
    • None
    • 5.0.4
    • None
    • None

    Description

      Steps to reproduce:

      • open config app
      • click on modules folder so it gets focus
      • click again to lose focus
      • hit enter key

      Full stacktrace:

      2013-09-25 09:23:15,075 ERROR .magnolia.ui.admincentral.AdmincentralErrorHandler: AdmincentralUI has encountered an unhandled exception.
      java.lang.ClassCastException: java.util.Collections$UnmodifiableSet cannot be cast to java.lang.String
      	at info.magnolia.ui.workbench.container.AbstractJcrContainer.getJcrItem(AbstractJcrContainer.java:227)
      	at info.magnolia.ui.workbench.container.AbstractJcrContainer.getItem(AbstractJcrContainer.java:241)
      	at com.vaadin.ui.AbstractSelect.getItem(AbstractSelect.java:718)
      	at info.magnolia.ui.workbench.tree.InplaceEditingTreeTable.setEditing(InplaceEditingTreeTable.java:124)
      	at info.magnolia.ui.workbench.tree.InplaceEditingTreeTable.editFirstCellofFirstSelectedRow(InplaceEditingTreeTable.java:374)
      	at info.magnolia.ui.workbench.tree.TreeViewImpl$EditingKeyboardHandler.handleAction(TreeViewImpl.java:264)
      	at com.vaadin.event.ActionManager.handleAction(ActionManager.java:230)
      	at com.vaadin.event.ActionManager.handleActions(ActionManager.java:213)
      	at com.vaadin.ui.Panel.changeVariables(Panel.java:160)
      	at com.vaadin.server.communication.ServerRpcHandler.changeVariables(ServerRpcHandler.java:403)
      	at com.vaadin.server.communication.ServerRpcHandler.handleBurst(ServerRpcHandler.java:228)
      	at com.vaadin.server.communication.ServerRpcHandler.handleRpc(ServerRpcHandler.java:111)
      	at com.vaadin.server.communication.UidlRequestHandler.synchronizedHandleRequest(UidlRequestHandler.java:91)
      	at com.vaadin.server.SynchronizedRequestHandler.handleRequest(SynchronizedRequestHandler.java:37)
      	at com.vaadin.server.VaadinService.handleRequest(VaadinService.java:1352)
      	at com.vaadin.server.VaadinServlet.service(VaadinServlet.java:238)
      	at info.magnolia.ui.admincentral.AdmincentralVaadinServlet.service(AdmincentralVaadinServlet.java:122)
      	at javax.servlet.http.HttpServlet.service(HttpServlet.java:728)
      	at info.magnolia.cms.filters.ServletDispatchingFilter.doFilter(ServletDispatchingFilter.java:129)
      	at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:91)
      	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:83)
      	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:85)
      	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:85)
      	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:85)
      	at info.magnolia.cms.filters.CompositeFilter.doFilter(CompositeFilter.java:67)
      	at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:91)
      	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:83)
      	at info.magnolia.cms.filters.VirtualUriFilter.doFilter(VirtualUriFilter.java:70)
      	at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:91)
      	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:83)
      	at info.magnolia.module.cache.executor.Bypass.processCacheRequest(Bypass.java:58)
      	at info.magnolia.module.cache.executor.CompositeExecutor.processCacheRequest(CompositeExecutor.java:66)
      	at info.magnolia.module.cache.filter.CacheFilter.doFilter(CacheFilter.java:153)
      	at info.magnolia.cms.filters.OncePerRequestAbstractMgnlFilter.doFilter(OncePerRequestAbstractMgnlFilter.java:61)
      	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:83)
      	at info.magnolia.cms.i18n.I18nContentSupportFilter.doFilter(I18nContentSupportFilter.java:76)
      	at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:91)
      	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:83)
      	at info.magnolia.cms.filters.RangeSupportFilter.doFilter(RangeSupportFilter.java:84)
      	at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:91)
      	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:83)
      	at info.magnolia.cms.security.BaseSecurityFilter.doFilter(BaseSecurityFilter.java:60)
      	at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:91)
      	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:83)
      	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:85)
      	at info.magnolia.cms.security.SecurityCallbackFilter.doFilter(SecurityCallbackFilter.java:86)
      	at info.magnolia.cms.filters.OncePerRequestAbstractMgnlFilter.doFilter(OncePerRequestAbstractMgnlFilter.java:61)
      	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:83)
      	at info.magnolia.cms.security.LogoutFilter.doFilter(LogoutFilter.java:93)
      	at info.magnolia.cms.filters.OncePerRequestAbstractMgnlFilter.doFilter(OncePerRequestAbstractMgnlFilter.java:61)
      	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:83)
      	at info.magnolia.module.templatingkit.filters.SiteMergeFilter.doFilter(SiteMergeFilter.java:106)
      	at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:91)
      	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:83)
      	at info.magnolia.multisite.filters.MultiSiteFilter.doFilter(MultiSiteFilter.java:106)
      	at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:91)
      	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:83)
      	at info.magnolia.cms.filters.MultiChannelFilter.doFilter(MultiChannelFilter.java:82)
      	at info.magnolia.cms.filters.OncePerRequestAbstractMgnlFilter.doFilter(OncePerRequestAbstractMgnlFilter.java:61)
      	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:83)
      	at info.magnolia.module.cache.filter.GZipFilter.doFilter(GZipFilter.java:73)
      	at info.magnolia.cms.filters.OncePerRequestAbstractMgnlFilter.doFilter(OncePerRequestAbstractMgnlFilter.java:61)
      	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:83)
      	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:85)
      	at info.magnolia.cms.security.auth.login.LoginFilter.doFilter(LoginFilter.java:104)
      	at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:91)
      	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:83)
      	at info.magnolia.enterprise.registration.RegistrationFilter.doFilter(RegistrationFilter.java:56)
      	at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:91)
      	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:83)
      	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:85)
      	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:85)
      	at info.magnolia.module.devicedetection.filter.DeviceDetectionFilter.doFilter(DeviceDetectionFilter.java:73)
      	at info.magnolia.cms.filters.OncePerRequestAbstractMgnlFilter.doFilter(OncePerRequestAbstractMgnlFilter.java:61)
      	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:83)
      	at info.magnolia.cms.filters.ContentTypeFilter.doFilter(ContentTypeFilter.java:102)
      	at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:91)
      	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:83)
      	at info.magnolia.cms.filters.ContextFilter.doFilter(ContextFilter.java:131)
      	at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:91)
      	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:83)
      	at info.magnolia.cms.filters.CompositeFilter.doFilter(CompositeFilter.java:67)
      	at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:91)
      	at info.magnolia.cms.filters.SafeDestroyMgnlFilterWrapper.doFilter(SafeDestroyMgnlFilterWrapper.java:108)
      	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:243)
      	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210)
      	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:222)
      	at org.apache.catalina.core.StandardContextValve.__invoke(StandardContextValve.java:123)
      	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java)
      	at org.apache.catalina.core.StandardHostValve.__invoke(StandardHostValve.java:171)
      	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java)
      	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:99)
      	at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:953)
      	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:118)
      	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:408)
      	at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1008)
      	at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:589)
      	at org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:312)
      	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:722)
      

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              Unassigned Unassigned
              jsimak Jaroslav Simak
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                Resolved:

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