A fix is available
APAR status
Closed as program error.
Error description
XMS .NET application connecting to WebSphere Application Server, using WebSphere Platform Messaging(WPM) connection mode with Asynchronous message listener being set for message delivery and Exception listener set for exception is running and the N/W cable is unplugged, then XMS .NET component crashes on WindowsXP in more or less few minutes time, and it crashes immediately on Windows 7, x64. Following exception will be raised. This crash will bring down the application and to reconnect a restart will be required. Unable to cast object of type 'ConversationTableEntry' to type 'IBM.XMS.SIB.JFAP.IConversation' at IBM.XMS.SIB.JFAP.JFAPConnection.Dispose(Boolean disposing)at IBM.XMS.SIB.JFAP.ClientConnectionTracker.CloseConversationHandle
Local fix
Restart the application (and hence loading the IBM.XMS.dll and related dll's)
Problem summary
**************************************************************** USERS AFFECTED: XMS .NET applications connecting to WebSphere Application Server Platforms affected: Windows **************************************************************** PROBLEM SUMMARY: Following the connection broken exception, XMS .NET client, tries to wake-up all its waiting threads and close them as the underlying connection is lost. During this process, it tried to close the Connection's Conversation entry, where it failed to typecast the object and this being in a worker thread within XMS .NET client code, it was raised as an unhandled exception causing the application crash.
Problem conclusion
XMS .NET Client code has been fixed for incorrect typecasting. --------------------------------------------------------------- The fix is targeted for delivery in the following PTFs: v7.1 Platform Fix Pack 7.1.0.3 -------- -------------------- Windows 7.1.0.3 The latest available maintenance can be obtained from 'WebSphere MQ Recommended Fixes' http://www-1.ibm.com/support/docview.wss?rs=171&uid=swg27006037 If the maintenance level is not yet available information on its planned availability can be found in 'WebSphere MQ Planned Maintenance Release Dates' http://www-1.ibm.com/support/docview.wss?rs=171&uid=swg27006309 ---------------------------------------------------------------
Temporary fix
Comments
APAR Information
APAR number
IV33930
Reported component name
MSG SRVCS CL .N
Reported component ID
5724M2100
Reported release
200
Status
CLOSED PER
PE
NoPE
HIPER
NoHIPER
Special Attention
NoSpecatt
Submitted date
2012-12-21
Closed date
2013-01-25
Last modified date
2013-01-25
APAR is sysrouted FROM one or more of the following:
APAR is sysrouted TO one or more of the following:
Fix information
Fixed component name
MSG SRVCS CL .N
Fixed component ID
5724M2100
Applicable component levels
R200 PSY
UP
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Document Information
Modified date:
25 January 2013