How To Fix /SMB/SC_MAIN094 - Unexpected Error: Cannot lock selection &1-&2

SAP Error Message - Details

• Message type: E = Error

• Message class: /SMB/SC_MAIN -

• Message number: 094

• Message text: Unexpected Error: Cannot lock selection &1-&2

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SMB/SC_MAIN094 - Unexpected Error: Cannot lock selection &1-&2 ?

  The SAP error message /SMB/SC_MAIN094 Unexpected Error: Cannot lock selection &1-&2 typically indicates that there is an issue with locking a selection in the SAP system. This can occur in various scenarios, such as when trying to execute a report, transaction, or process that requires exclusive access to certain data or selections.
  Causes:
  
  Concurrent Access: Another user or process may already be using the selection, preventing your session from obtaining a lock.
  System Performance Issues: High load on the SAP system can lead to delays in locking mechanisms.
  Database Locking Issues: There may be issues at the database level that prevent the lock from being acquired.
  Configuration Issues: Incorrect configuration settings in the SAP system can lead to locking problems.
  Transport Issues: If the selection is part of a transport request, it may be locked due to transport activities.
  
  Solutions:
  
  Check for Concurrent Users: Verify if another user is currently using the same selection. If so, wait for them to finish or coordinate with them.
  System Performance: Monitor the system performance and check for any bottlenecks. If the system is under heavy load, consider scheduling the task during off-peak hours.
  Transaction SM12: Use transaction code SM12 to check for any existing locks on the selection. You can delete any unnecessary locks if you have the appropriate authorizations.
  Database Check: If you suspect database issues, consult with your database administrator to check for any locking problems at the database level.
  Configuration Review: Review the configuration settings related to the selection and locking mechanisms to ensure they are set up correctly.
  Transport Management: If the issue is related to transport requests, check the transport logs and ensure that no transport activities are causing the lock.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. You can search for relevant notes in the SAP Support Portal.
  System Logs: Review system logs (transaction SLG1) for any additional error messages or warnings that may provide more context about the issue.
  User Authorizations: Ensure that the user has the necessary authorizations to perform the action that is causing the error.
  
  If the problem persists after trying the above solutions, it may be necessary to contact SAP support for further assistance.