How To Fix CH139 - Change number '&' is not allowed for classification

SAP Error Message - Details

• Message type: E = Error

• Message class: CH - CAD/PP integration messages

• Message number: 139

• Message text: Change number '&' is not allowed for classification

What causes this issue?

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

System Response

How to fix this error?

Check the indicator in the change master record for the object types.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CH139 - Change number '&' is not allowed for classification ?

  The SAP error message CH139, which states "Change number '&' is not allowed for classification," typically occurs when there is an attempt to use a change number that is not valid for a classification object in SAP. This error is often encountered in the context of change management and classification in SAP's Product Lifecycle Management (PLM) or Engineering Change Management (ECM) modules.
  
  Cause:
  
  Invalid Change Number: The change number you are trying to use may not be valid for the classification you are working with. This can happen if the change number is not assigned to the relevant object or if it is not in the correct status.
  Change Number Status: The change number may be in a status that does not allow it to be used for the classification. For example, it might be in a "not released" status.
  Authorization Issues: The user may not have the necessary authorizations to use the specified