How To Fix CRM_MKTHV_SMM020 - Could not lock mass mail execution &1. Execution could not be deleted

SAP Error Message - Details

• Message type: E = Error

• Message class: CRM_MKTHV_SMM - High Volume Campaign Mass Mailer

• Message number: 020

• Message text: Could not lock mass mail execution &1. Execution could not be deleted

What causes this issue?

Could not set lock for mass mail execution.

System Response

Display warning

How to fix this error?

Execute the process again at a later point of time. If the problem still
exists contact your administrator.

Procedure for System Administrators

Check locks with transaction SM12 for table name CRMD_MKTHV_MPACK. Try
to find out the process, which does not release the lock. If the problem
could not be solved on project base, contact SAP Support.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CRM_MKTHV_SMM020 - Could not lock mass mail execution &1. Execution could not be deleted ?

  The SAP error message CRM_MKTHV_SMM020 indicates that there is an issue with locking the mass mail execution process in the SAP CRM system. This error typically occurs when there is an attempt to delete or modify a mass mail execution that is currently locked or in use by another process or user.
  Cause:
  
  Locking Mechanism: The mass mail execution process is locked by another user or process. This can happen if another user is currently executing or has executed a mass mail job that has not yet completed.
  Database Lock: There may be a database lock on the relevant records that prevents the deletion or modification of the mass mail execution.
  Session Issues: Sometimes, if a session is not properly closed or if there are orphaned sessions, it can lead to locking issues.
  
  Solution:
  
  Check for Active Sessions: Use transaction code SM12 to check for any active locks on the mass mail execution. If you find any locks that are no longer needed, you can delete them (ensure that you have the necessary authorizations to do so).
  Wait for Completion: If another user is currently executing the mass mail job, you may need to wait until that process is completed before attempting to delete or modify the execution.
  Transaction Monitoring: Use transaction code SM37 to monitor the job status. If the job is stuck or taking too long, you may need to investigate further or contact the user who initiated the job.
  Restart the Process: If the issue persists, consider restarting the SAP application server or the relevant background job to clear any locks.
  Check for Errors: Review the application logs (transaction SLG1) for any related error messages that might provide additional context on the issue.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to mass mail execution and locking mechanisms. You can search for relevant notes in the SAP Support Portal.
  Documentation: Review the SAP CRM documentation for mass mail execution to understand the expected behavior and any prerequisites for executing or deleting mass mail jobs.
  User Permissions: Ensure that the user attempting to delete or modify the mass mail execution has the necessary permissions to perform these actions.
  
  If the problem persists after trying the above solutions, it may be necessary to contact SAP support for further assistance.