How To Fix CX071 - Change number & cannot be used

CX071 - Overview

• Message type: E = Error

• Message class: CX - Nachrichten für Konfigurationsprozess

• Message number: 071

• Message text: Change number & cannot be used

What causes this issue?

The parameters for using engineering change management with effectivity
parameters are ambiguous. To process an order BOM, they must be
unambiguous.

System Response

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

How to fix this error?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

CX071 - Details

• The SAP error message CX071 ("Change number & cannot be used") typically occurs in the context of change management, particularly when dealing with change numbers in the SAP system. This error indicates that the specified change number is not valid for the operation you are trying to perform. Here are some common causes, solutions, and related information for this error:
  Causes:
  
  Invalid Change Number: The change number you are trying to use may not exist or may have been deleted.
  Status of Change Number: The change number may be in a status that does not allow it to be used (e.g., it may be locked or not released).
  Authorization Issues: The user may not have the necessary authorizations to use the specified change number.
  Incorrect Configuration: There may be configuration issues in the change management settings that prevent the change number from being used.
  Date Restrictions: The change number may be restricted by date, meaning it