Query 'All My Travel Requests' is already open in another session
Message no. POWL016
Diagnosis
This error can be caused by:
Another open window that contains this worklist query
Previous abnormal program termination
Procedure
To correct this error, you can perform one of the following activities:
Close the other window where query is locked and reload the worklist.
Log off and log on again.
Go to transaction SM12 and delete the locked queries.