How To Fix CMD_BS_MAT_CHMNG_API051 - Change number &1 already used with revision level &2

SAP Error Message - Details

• Message type: E = Error

• Message class: CMD_BS_MAT_CHMNG_API - Message class for material change management

• Message number: 051

• Message text: Change number &1 already used with revision level &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 CMD_BS_MAT_CHMNG_API051 - Change number &1 already used with revision level &2 ?

  The SAP error message CMD_BS_MAT_CHMNG_API051 indicates that a change number (a unique identifier for a change request) has already been used with a specific revision level. This typically occurs in the context of change management processes within SAP, particularly when dealing with material changes or engineering change management (ECM).
  
  Cause:
  
  Duplicate Change Number: The change number you are trying to use has already been assigned to a different revision level. This can happen if the same change number is mistakenly reused for multiple changes.
  Incorrect Revision Level: The revision level you are trying to assign to the change number does not match the existing record in the system.
  Data Integrity Issues: There may be inconsistencies in the data or configuration settings that lead to this error.
  
  
  Solution:
  
  
  Check Existing Change Numbers: Review the existing change numbers in the system to ensure that the change number you are trying to use is not already assigned to another