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  1. ,

    Exception in thread "main" java.io.NotSerializableException: java.util.Hashtable$Enumerator at java.io.ObjectOutputStream.writeObject0(Unknown Source) at java.io.ObjectOutputStream.defaultWriteFields(Unknown Source) at java.io.ObjectOutputStream.writeSe

  2. ,
    via Stack Overflow by Matthias

    Your object contains member variables which are themselves not serializable 'ReportDataStoreRegion'. If you really want to serialize your object. One option would be to declare the variable as transient so that it is not serialized.

Solutions on the web

via JFrog JIRA by Frederic Simon, 1 year ago
Unable to serialize class: org.artifactory.api.common.StatusEntry Field hierarchy is: 5 [class=org.artifactory.webapp.wicket.importexport.system.ImportExportSystemPage, path=5] private java.lang.Object
via JFrog JIRA by Frederic Simon, 2 years ago
Unable to serialize class: org.artifactory.api.common.StatusEntry Field hierarchy is: 5 [class=org.artifactory.webapp.wicket.importexport.system.ImportExportSystemPage, path=5] private java.lang.Object
via JIRA by Dennis Spathis, 2 years ago
Unable to serialize class: org.springframework.web.context.support.XmlWebApplicationContext Field hierarchy is: 3 [class=org.obiba.onyx.webapp.participant.page.ParticipantReceptionPage, path=3] private java.lang.Object
via sourceforge.net by Unknown author, 2 years ago
Unable to serialize class: org.apache.wicket.util.tester.WicketTester Field hierarchy is: 0 [class=org.apache.wicket.util.tester.DummyHomePage, path=0] private org.apache.wicket.util.tester.ITestPageSource
via sourceforge.net by Unknown author, 2 years ago
Unable to serialize class: org.apache.wicket.util.tester.WicketTester Field hierarchy is: 0 [class=org.apache.wicket.util.tester.DummyHomePage, path=0] private org.apache.wicket.util.tester.ITestPageSource
via sourceforge.net by Unknown author, 1 year ago
Unable to serialize class: org.apache.wicket.util.tester.WicketTester Field hierarchy is: 0 [class=org.apache.wicket.util.tester.DummyHomePage, path=0] private org.apache.wicket.util.tester.ITestPageSource
java.io.NotSerializableException: org.artifactory.api.common.StatusEntry	at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1156)	at java.io.ObjectOutputStream.defaultWriteFields(ObjectOutputStream.java:1509)	at java.io.ObjectOutputStream.writeSerialData(ObjectOutputStream.java:1474)	at java.io.ObjectOutputStream.writeOrdinaryObject(ObjectOutputStream.java:1392)	at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1150)	at java.io.ObjectOutputStream.defaultWriteFields(ObjectOutputStream.java:1509)	at java.io.ObjectOutputStream.writeSerialData(ObjectOutputStream.java:1474)	at java.io.ObjectOutputStream.writeOrdinaryObject(ObjectOutputStream.java:1392)	at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1150)	at java.io.ObjectOutputStream.writeArray(ObjectOutputStream.java:1338)	at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1146)	at java.io.ObjectOutputStream.defaultWriteFields(ObjectOutputStream.java:1509)	at java.io.ObjectOutputStream.writeSerialData(ObjectOutputStream.java:1474)	at java.io.ObjectOutputStream.writeOrdinaryObject(ObjectOutputStream.java:1392)	at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1150)	at java.io.ObjectOutputStream.writeArray(ObjectOutputStream.java:1338)	at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1146)	at java.io.ObjectOutputStream.defaultWriteFields(ObjectOutputStream.java:1509)	at java.io.ObjectOutputStream.writeSerialData(ObjectOutputStream.java:1474)	at java.io.ObjectOutputStream.writeOrdinaryObject(ObjectOutputStream.java:1392)	at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1150)	at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:326)	at org.apache.wicket.util.io.IObjectStreamFactory$2.writeObjectOverride(IObjectStreamFactory.java:117)	at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:322)	at org.apache.wicket.util.lang.Objects.objectToByteArray(Objects.java:1091)	at org.apache.wicket.protocol.http.pagestore.AbstractPageStore.serializePage(AbstractPageStore.java:197)	at org.apache.wicket.protocol.http.pagestore.DiskPageStore.storePage(DiskPageStore.java:810)	at org.apache.wicket.protocol.http.SecondLevelCacheSessionStore$SecondLevelCachePageMap.put(SecondLevelCacheSessionStore.java:332)	at org.apache.wicket.Session.requestDetached(Session.java:1370)	at org.apache.wicket.RequestCycle.detach(RequestCycle.java:1081)	at org.apache.wicket.RequestCycle.steps(RequestCycle.java:1367)	at org.apache.wicket.RequestCycle.request(RequestCycle.java:493)	at org.apache.wicket.protocol.http.WicketFilter.doGet(WicketFilter.java:387)	at org.apache.wicket.protocol.http.WicketFilter.doFilter(WicketFilter.java:199)	at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1088)	at org.artifactory.webapp.servlet.RepoFilter.execute(RepoFilter.java:166)	at org.artifactory.webapp.servlet.RepoFilter.doFilter(RepoFilter.java:89)	at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1088)	at org.artifactory.webapp.servlet.AccessFilter.doFilterInternal(AccessFilter.java:136)	at org.artifactory.webapp.servlet.AccessFilter.doFilter(AccessFilter.java:107)	at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1088)	at org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:360)	at org.mortbay.jetty.security.SecurityHandler.handle(SecurityHandler.java:216)	at org.mortbay.jetty.servlet.SessionHandler.handle(SessionHandler.java:181)	at org.mortbay.jetty.handler.ContextHandler.handle(ContextHandler.java:729)	at org.mortbay.jetty.webapp.WebAppContext.handle(WebAppContext.java:405)	at org.mortbay.jetty.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:206)	at org.mortbay.jetty.handler.HandlerCollection.handle(HandlerCollection.java:114)	at org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:152)	at org.mortbay.jetty.Server.handle(Server.java:324)	at org.mortbay.jetty.HttpConnection.handleRequest(HttpConnection.java:505)	at org.mortbay.jetty.HttpConnection$RequestHandler.headerComplete(HttpConnection.java:829)	at org.mortbay.jetty.HttpParser.parseNext(HttpParser.java:513)	at org.mortbay.jetty.HttpParser.parseAvailable(HttpParser.java:211)	at org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:380)	at org.mortbay.io.nio.SelectChannelEndPoint.run(SelectChannelEndPoint.java:395)	at org.mortbay.thread.BoundedThreadPool$PoolThread.run(BoundedThreadPool.java:450)