5 Replies Latest reply: Jul 2, 2009 5:00 AM by cui joe RSS

failed to acquire exclusive lock on client session ClientSession

cui joe
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HI all.

when I login the Portal as a MSS role,I want to see about the data of employee(about 20000 employee).

some page can't open succeed.The error:

 

 

 

 

500   Internal Server Error

 

 

  SAP NetWeaver Application Server 7.00/Java AS 7.00 

 

 

 

 

Failed to process request. Please contact your system administrator.

 

 

 

 

Error Summary

 

While processing the current request, an exception occured which could not be handled by the application or the framework.

 

If the information contained on this page doesn't help you to find and correct the cause of the problem, please contact your system administrator. To facilitate analysis of the problem, keep a copy of this error page. Hint: Most browsers allow to select all content, copy it and then paste it into an empty document (e.g. email or simple text file).

 

Root Cause

The initial exception that caused the request to fail, was:

 

 

 

   com.sap.tc.webdynpro.services.session.LockException: Thread SAPEngine_Application_Thread[impl:3]_27 failed to acquire exclusive lock on client session ClientSession(id=(DSAPBPRD_DPP_01)ID2006199550DB11722229503911854949End_53412655). Existing locks: LockingManager(ThreadName:SAPEngine_Application_Thread[impl:3]_27, exclusive client session lock: ClientSessionLock(SAPEngine_Application_Thread[impl:3]_29), shared client session locks: ClientSessionSharedLockManager([]), app session locks: ApplicationSessionLockManager([]), current request: sap.com/pb/PageBuilder).Hint: Take a thread dump of the server node to find the blocking thread that causes the problem.

 

    at java.lang.Throwable.<init>(Throwable.java:56)

    at com.sap.exception.BaseException.<init>(BaseException.java:145)

    at com.sap.tc.webdynpro.services.exceptions.WDException.<init>(WDException.java:61)

    at com.sap.tc.webdynpro.services.exceptions.WDException.<init>(WDException.java:54)

    at com.sap.tc.webdynpro.clientserver.session.ClientSession$LockingManager.lock(ClientSession.java:1511)

    ... 20 more

 

Edited by: cui joe on Jun 16, 2009 5:36 AM

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