How To Fix EDESK_CORE255 - No unique change number exists for material &1

SAP Error Message - Details

• Message type: E = Error

• Message class: EDESK_CORE - Engineering Desktop: Central Functions

• Message number: 255

• Message text: No unique change number exists for material &1

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 EDESK_CORE255 - No unique change number exists for material &1 ?

  The SAP error message EDESK_CORE255 indicates that there is no unique change number available for the specified material. This error typically arises in the context of change management or when trying to process changes related to materials in SAP.
  Cause:
  
  
  Missing Change Number: The system is unable to find a unique change number associated with the material you are trying to work with. This can happen if:
  
  The change number has not been created or assigned.
  The change number has been deleted or is no longer valid.
  The material is not properly linked to a change number in the system.
  
  
  
  Configuration Issues: There may be configuration issues in the system that prevent the assignment of change numbers to materials.
  
  
  Authorization Issues: The user may not have the necessary authorizations to view or assign change numbers.
  
  
  Solution:
  
  
  Check Change Number: Verify if a change number exists for the material in question. You can do this by:
  
  Navigating to the relevant transaction (e.g., CC01 for creating change numbers, CC02 for changing them).
  Checking if the change number is active and correctly assigned to the material.
  
  
  
  Create a Change Number: If no change number exists, you may need to create one. This can typically be done through:
  
  Transaction CC01 to create a new change number.
  Ensure that the change number is properly assigned to the material.
  
  
  
  Review Material Master Data: Check the material master data to ensure that it is correctly set up and linked to the appropriate change management processes.
  
  
  Authorization Check: Ensure that the user has the necessary authorizations to access and manage change numbers. This may involve checking user roles and permissions.
  
  
  Consult Documentation: Review SAP documentation or help resources for specific details related to change management and error handling.
  
  
  Contact Support: If the issue persists, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as CC01, CC02, CC03 (for change numbers), and MM02 (for material master changes).
  Change Management: Understand the change management process in SAP, including how change numbers are created, assigned, and utilized.
  SAP Notes: Check for any SAP Notes related to this error message for potential patches or updates that may resolve the issue.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.