On 12 Sep 2006, at 08:36, [EMAIL PROTECTED] wrote:

Hi MArk

Is there a stack trace? Can you set logging on and send the client and
server logs?

What version of ULC are you using 6.1 or 6.1.1?

Does the error occur in an extension written by you and if so is it able to
create the client side class at all?

Thanks


It does not look like it ever creates on the clientside, but it runs perfectly on the IDE under the development runner.

I get this stack trace in Tomcat.

MArk

SEVERE: IOException while loading persisted sessions: java.io.WriteAbortedException: writing aborted; java.io.NotSerializableException: org.jpedal.examples.canoo.CanooViewer$ULCViewerActionListener java.io.WriteAbortedException: writing aborted; java.io.NotSerializableException: org.jpedal.examples.canoo.CanooViewer$ULCViewerActionListener
        at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1303)
        at java.io.ObjectInputStream.readArray(ObjectInputStream.java:1628)
        at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1293)
at java.io.ObjectInputStream.defaultReadFields (ObjectInputStream.java:1912) at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java: 1836) at java.io.ObjectInputStream.readOrdinaryObject (ObjectInputStream.java:1713)
        at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1299)
        at java.io.ObjectInputStream.readObject(ObjectInputStream.java:339)
        at java.util.HashMap.readObject(HashMap.java:1013)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:585)
at java.io.ObjectStreamClass.invokeReadObject(ObjectStreamClass.java: 919) at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java: 1813) at java.io.ObjectInputStream.readOrdinaryObject (ObjectInputStream.java:1713)
        at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1299)
at java.io.ObjectInputStream.defaultReadFields (ObjectInputStream.java:1912) at java.io.ObjectInputStream.defaultReadObject (ObjectInputStream.java:468)
        at com.ulcjava.base.application.ULCProxy.readObject(ULCProxy.java:338)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:585)
at java.io.ObjectStreamClass.invokeReadObject(ObjectStreamClass.java: 919) at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java: 1813) at java.io.ObjectInputStream.readOrdinaryObject (ObjectInputStream.java:1713)
        at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1299)
        at java.io.ObjectInputStream.readObject(ObjectInputStream.java:339)
        at java.util.ArrayList.readObject(ArrayList.java:591)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:585)
at java.io.ObjectStreamClass.invokeReadObject(ObjectStreamClass.java: 919) at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java: 1813) at java.io.ObjectInputStream.readOrdinaryObject (ObjectInputStream.java:1713)
        at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1299)
at java.io.ObjectInputStream.defaultReadFields (ObjectInputStream.java:1912) at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java: 1836) at java.io.ObjectInputStream.readOrdinaryObject (ObjectInputStream.java:1713)
        at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1299)
        at java.io.ObjectInputStream.readObject(ObjectInputStream.java:339)
        at java.util.ArrayList.readObject(ArrayList.java:591)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:585)
at java.io.ObjectStreamClass.invokeReadObject(ObjectStreamClass.java: 919) at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java: 1813) at java.io.ObjectInputStream.readOrdinaryObject (ObjectInputStream.java:1713)
        at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1299)
at java.io.ObjectInputStream.defaultReadFields (ObjectInputStream.java:1912) at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java: 1836) at java.io.ObjectInputStream.readOrdinaryObject (ObjectInputStream.java:1713)
        at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1299)
        at java.io.ObjectInputStream.readObject(ObjectInputStream.java:339)
        at java.util.ArrayList.readObject(ArrayList.java:591)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:585)
at java.io.ObjectStreamClass.invokeReadObject(ObjectStreamClass.java: 919) at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java: 1813) at java.io.ObjectInputStream.readOrdinaryObject (ObjectInputStream.java:1713)
        at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1299)
at java.io.ObjectInputStream.defaultReadFields (ObjectInputStream.java:1912) at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java: 1836) at java.io.ObjectInputStream.readOrdinaryObject (ObjectInputStream.java:1713)
        at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1299)
at java.io.ObjectInputStream.defaultReadFields (ObjectInputStream.java:1912) at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java: 1836) at java.io.ObjectInputStream.readOrdinaryObject (ObjectInputStream.java:1713)
        at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1299)
at java.io.ObjectInputStream.defaultReadFields (ObjectInputStream.java:1912) at java.io.ObjectInputStream.defaultReadObject (ObjectInputStream.java:468)
        at com.ulcjava.base.server.ULCSession.readObject(ULCSession.java:191)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:585)
at java.io.ObjectStreamClass.invokeReadObject(ObjectStreamClass.java: 919) at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java: 1813) at java.io.ObjectInputStream.readOrdinaryObject (ObjectInputStream.java:1713)
        at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1299)
        at java.io.ObjectInputStream.readObject(ObjectInputStream.java:339)
        at java.util.HashMap.readObject(HashMap.java:1013)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:585)
at java.io.ObjectStreamClass.invokeReadObject(ObjectStreamClass.java: 919) at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java: 1813) at java.io.ObjectInputStream.readOrdinaryObject (ObjectInputStream.java:1713)
        at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1299)
at java.io.ObjectInputStream.defaultReadFields (ObjectInputStream.java:1912) at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java: 1836) at java.io.ObjectInputStream.readOrdinaryObject (ObjectInputStream.java:1713)
        at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1299)
        at java.io.ObjectInputStream.readObject(ObjectInputStream.java:339)
at org.apache.catalina.session.StandardSession.readObject (StandardSession.java:1386) at org.apache.catalina.session.StandardSession.readObjectData (StandardSession.java:921) at org.apache.catalina.session.StandardManager.doLoad (StandardManager.java:393) at org.apache.catalina.session.StandardManager.load (StandardManager.java:320) at org.apache.catalina.session.StandardManager.start (StandardManager.java:636) at org.apache.catalina.core.ContainerBase.setManager (ContainerBase.java:431) at org.apache.catalina.core.StandardContext.start (StandardContext.java:4131) at org.apache.catalina.core.ContainerBase.addChildInternal (ContainerBase.java:759) at org.apache.catalina.core.ContainerBase.addChild (ContainerBase.java:739) at org.apache.catalina.core.StandardHost.addChild(StandardHost.java: 524) at org.apache.catalina.startup.HostConfig.deployDirectory (HostConfig.java:904) at org.apache.catalina.startup.HostConfig.deployDirectories (HostConfig.java:867) at org.apache.catalina.startup.HostConfig.deployApps(HostConfig.java: 474)
        at org.apache.catalina.startup.HostConfig.start(HostConfig.java:1122)
at org.apache.catalina.startup.HostConfig.lifecycleEvent (HostConfig.java:310) at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent (LifecycleSupport.java:119) at org.apache.catalina.core.ContainerBase.start(ContainerBase.java: 1021)
        at org.apache.catalina.core.StandardHost.start(StandardHost.java:718)
at org.apache.catalina.core.ContainerBase.start(ContainerBase.java: 1013) at org.apache.catalina.core.StandardEngine.start(StandardEngine.java: 442) at org.apache.catalina.core.StandardService.start (StandardService.java:450) at org.apache.catalina.core.StandardServer.start(StandardServer.java: 709)
        at org.apache.catalina.startup.Catalina.start(Catalina.java:551)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:585)
        at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:294)
        at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:432)
Caused by: java.io.NotSerializableException: org.jpedal.examples.canoo.CanooViewer$ULCViewerActionListener at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java: 1075)
        at java.io.ObjectOutputStream.writeArray(ObjectOutputStream.java:1245)
at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java: 1069) at java.io.ObjectOutputStream.defaultWriteFields (ObjectOutputStream.java:1369) at java.io.ObjectOutputStream.defaultWriteObject (ObjectOutputStream.java:380)
        at java.util.Vector.writeObject(Vector.java:1018)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:585)
at java.io.ObjectStreamClass.invokeWriteObject (ObjectStreamClass.java:890) at java.io.ObjectOutputStream.writeSerialData (ObjectOutputStream.java:1333) at java.io.ObjectOutputStream.writeOrdinaryObject (ObjectOutputStream.java:1284) at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java: 1073)
        at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:291)
        at java.util.HashMap.writeObject(HashMap.java:985)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:585)
at java.io.ObjectStreamClass.invokeWriteObject (ObjectStreamClass.java:890) at java.io.ObjectOutputStream.writeSerialData (ObjectOutputStream.java:1333) at java.io.ObjectOutputStream.writeOrdinaryObject (ObjectOutputStream.java:1284) at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java: 1073) at java.io.ObjectOutputStream.defaultWriteFields (ObjectOutputStream.java:1369) at java.io.ObjectOutputStream.writeSerialData (ObjectOutputStream.java:1341) at java.io.ObjectOutputStream.writeOrdinaryObject (ObjectOutputStream.java:1284) at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java: 1073)
        at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:291)
        at java.util.ArrayList.writeObject(ArrayList.java:569)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:585)
at java.io.ObjectStreamClass.invokeWriteObject (ObjectStreamClass.java:890) at java.io.ObjectOutputStream.writeSerialData (ObjectOutputStream.java:1333) at java.io.ObjectOutputStream.writeOrdinaryObject (ObjectOutputStream.java:1284) at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java: 1073) at java.io.ObjectOutputStream.defaultWriteFields (ObjectOutputStream.java:1369) at java.io.ObjectOutputStream.writeSerialData (ObjectOutputStream.java:1341) at java.io.ObjectOutputStream.writeOrdinaryObject (ObjectOutputStream.java:1284) at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java: 1073)
        at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:291)
        at java.util.ArrayList.writeObject(ArrayList.java:569)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:585)
at java.io.ObjectStreamClass.invokeWriteObject (ObjectStreamClass.java:890) at java.io.ObjectOutputStream.writeSerialData (ObjectOutputStream.java:1333) at java.io.ObjectOutputStream.writeOrdinaryObject (ObjectOutputStream.java:1284) at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java: 1073) at java.io.ObjectOutputStream.defaultWriteFields (ObjectOutputStream.java:1369) at java.io.ObjectOutputStream.writeSerialData (ObjectOutputStream.java:1341) at java.io.ObjectOutputStream.writeOrdinaryObject (ObjectOutputStream.java:1284) at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java: 1073)
        at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:291)
        at java.util.ArrayList.writeObject(ArrayList.java:569)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:585)
at java.io.ObjectStreamClass.invokeWriteObject (ObjectStreamClass.java:890) at java.io.ObjectOutputStream.writeSerialData (ObjectOutputStream.java:1333) at java.io.ObjectOutputStream.writeOrdinaryObject (ObjectOutputStream.java:1284) at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java: 1073) at java.io.ObjectOutputStream.defaultWriteFields (ObjectOutputStream.java:1369) at java.io.ObjectOutputStream.writeSerialData (ObjectOutputStream.java:1341) at java.io.ObjectOutputStream.writeOrdinaryObject (ObjectOutputStream.java:1284) at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java: 1073) at java.io.ObjectOutputStream.defaultWriteFields (ObjectOutputStream.java:1369) at java.io.ObjectOutputStream.writeSerialData (ObjectOutputStream.java:1341) at java.io.ObjectOutputStream.writeOrdinaryObject (ObjectOutputStream.java:1284) at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java: 1073) at java.io.ObjectOutputStream.defaultWriteFields (ObjectOutputStream.java:1369) at java.io.ObjectOutputStream.writeSerialData (ObjectOutputStream.java:1341) at java.io.ObjectOutputStream.writeOrdinaryObject (ObjectOutputStream.java:1284) at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java: 1073)
        at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:291)
        at java.util.HashMap.writeObject(HashMap.java:985)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:585)
at java.io.ObjectStreamClass.invokeWriteObject (ObjectStreamClass.java:890) at java.io.ObjectOutputStream.writeSerialData (ObjectOutputStream.java:1333) at java.io.ObjectOutputStream.writeOrdinaryObject (ObjectOutputStream.java:1284) at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java: 1073) at java.io.ObjectOutputStream.defaultWriteFields (ObjectOutputStream.java:1369) at java.io.ObjectOutputStream.writeSerialData (ObjectOutputStream.java:1341) at java.io.ObjectOutputStream.writeOrdinaryObject (ObjectOutputStream.java:1284) at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java: 1073)
        at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:291)
at org.apache.catalina.session.StandardSession.writeObject (StandardSession.java:1462) at org.apache.catalina.session.StandardSession.writeObjectData (StandardSession.java:938) at org.apache.catalina.session.StandardManager.doUnload (StandardManager.java:516) at org.apache.catalina.session.StandardManager.unload (StandardManager.java:462) at org.apache.catalina.session.StandardManager.stop (StandardManager.java:666) at org.apache.catalina.core.StandardContext.stop (StandardContext.java:4345) at org.apache.catalina.core.ContainerBase.removeChild (ContainerBase.java:892) at org.apache.catalina.startup.HostConfig.undeployApps (HostConfig.java:1164)
        at org.apache.catalina.startup.HostConfig.stop(HostConfig.java:1135)
at org.apache.catalina.startup.HostConfig.lifecycleEvent (HostConfig.java:312) at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent (LifecycleSupport.java:119)
        at org.apache.catalina.core.ContainerBase.stop(ContainerBase.java:1054)
        at org.apache.catalina.core.ContainerBase.stop(ContainerBase.java:1066)
at org.apache.catalina.core.StandardEngine.stop(StandardEngine.java: 447) at org.apache.catalina.core.StandardService.stop (StandardService.java:512) at org.apache.catalina.core.StandardServer.stop(StandardServer.java: 743)
        at org.apache.catalina.startup.Catalina.stop(Catalina.java:601)
        at org.apache.catalina.startup.Catalina.start(Catalina.java:576)
        ... 6 more
Sep 12, 2006 12:27:51 PM org.apache.catalina.session.StandardManager start
SEVERE: Exception loading sessions from persistent storage
java.io.WriteAbortedException: writing aborted; java.io.NotSerializableExc
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