Message type: E = Error
Message class: UR -
Message number: 156
Message text: The selected data source is locked by another process
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The SAP error message UR156, which states "The selected data source is locked by another process," typically occurs when a data source in SAP is being accessed or modified by another user or process, preventing your current session from accessing it. This can happen in various SAP modules, particularly in reporting or data extraction scenarios. Causes: Concurrent Access: Another user or process is currently using the data source, which locks it for other users. Long-Running Processes: A background job or a long-running transaction may be holding the lock on the data source. System Configuration: Certain configurations in the SAP system may lead to locking mechanisms that prevent access to data sources. Incomplete Transactions: If a previous transaction did not complete properly, it may leave the data source in a locked state. Solutions: Wait and Retry: If the lock is temporary, waiting for a few moments and then retrying the operation may resolve the issue. Identify the Lock: Use
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