java.lang.AssertionError

Session disappeared.

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Solutions on the web74

  • Session disappeared.
  • Session disappeared.
  • Session disappeared.
  • Stack trace

    • java.lang.AssertionError: Session disappeared. at teammates.common.util.Assumption.fail(Assumption.java:59) at teammates.logic.core.FeedbackQuestionsLogic.deleteFeedbackQuestionCascade(FeedbackQuestionsLogic.java:733) at teammates.logic.core.FeedbackQuestionsLogic.deleteFeedbackQuestionCascade(FeedbackQuestionsLogic.java:676) at teammates.logic.core.FeedbackQuestionsLogic.deleteFeedbackQuestionsForSession(FeedbackQuestionsLogic.java:660) at teammates.logic.core.FeedbackSessionsLogic.deleteFeedbackSessionCascade(FeedbackSessionsLogic.java:1601) at teammates.logic.api.Logic.deleteFeedbackSession(Logic.java:1751) at teammates.ui.controller.InstructorFeedbackDeleteAction.execute(InstructorFeedbackDeleteAction.java:27) at teammates.ui.controller.Action.executeAndPostProcess(Action.java:337) at teammates.ui.controller.ControllerServlet.doPost(ControllerServlet.java:59) at teammates.ui.controller.ControllerServlet.doGet(ControllerServlet.java:38) at javax.servlet.http.HttpServlet.service(HttpServlet.java:617) at javax.servlet.http.HttpServlet.service(HttpServlet.java:717) at org.mortbay.jetty.servlet.ServletHolder.handle(ServletHolder.java:511) at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1166) at teammates.storage.datastore.DatastoreFilter.doFilter(DatastoreFilter.java:28) at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1157) at com.google.appengine.tools.appstats.AppstatsFilter.doFilter(AppstatsFilter.java:143) at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1157) at com.google.apphosting.utils.servlet.ParseBlobUploadFilter.doFilter(ParseBlobUploadFilter.java:125) at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1157) at com.google.apphosting.runtime.jetty.SaveSessionFilter.doFilter(SaveSessionFilter.java:37) at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1157) at com.google.apphosting.utils.servlet.JdbcMySqlConnectionCleanupFilter.doFilter(JdbcMySqlConnectionCleanupFilter.java:60) at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1157) at com.google.apphosting.utils.servlet.TransactionCleanupFilter.doFilter(TransactionCleanupFilter.java:43) at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1157) at org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:388) at org.mortbay.jetty.security.SecurityHandler.handle(SecurityHandler.java:216) at org.mortbay.jetty.servlet.SessionHandler.handle(SessionHandler.java:182) at org.mortbay.jetty.handler.ContextHandler.handle(ContextHandler.java:765) at org.mortbay.jetty.webapp.WebAppContext.handle(WebAppContext.java:418) at com.google.apphosting.runtime.jetty.AppVersionHandlerMap.handle(AppVersionHandlerMap.java:260) at org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:152) at org.mortbay.jetty.Server.handle(Server.java:326) at org.mortbay.jetty.HttpConnection.handleRequest(HttpConnection.java:542) at org.mortbay.jetty.HttpConnection$RequestHandler.headerComplete(HttpConnection.java:923) at com.google.apphosting.runtime.jetty.RpcRequestParser.parseAvailable(RpcRequestParser.java:78) at org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:404) at com.google.apphosting.runtime.jetty.JettyServletEngineAdapter.serviceRequest(JettyServletEngineAdapter.java:148) at com.google.apphosting.runtime.JavaRuntime$RequestRunnable.run(JavaRuntime.java:469) at com.google.tracing.TraceContext$TraceContextRunnable.runInContext(TraceContext.java:437) at com.google.tracing.TraceContext$TraceContextRunnable$1.run(TraceContext.java:444) at com.google.tracing.CurrentContext.runInContext(CurrentContext.java:256) at com.google.tracing.TraceContext$AbstractTraceContextCallback.runInInheritedContextNoUnref(TraceContext.java:308) at com.google.tracing.TraceContext$AbstractTraceContextCallback.runInInheritedContext(TraceContext.java:300) at com.google.tracing.TraceContext$TraceContextRunnable.run(TraceContext.java:441) at com.google.apphosting.runtime.ThreadGroupPool$PoolEntry.run(ThreadGroupPool.java:235) at java.lang.Thread.run(Thread.java:745)

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