How To Fix C1889 - Change is not possible on "&"

SAP Error Message - Details

• Message type: E = Error

• Message class: C1 - Characteristics maintenance messages

• Message number: 889

• Message text: Change is not possible on "&"

What causes this issue?

You have selected a value that can no longer be changed on the date you
entered.

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.

Smart SAP Assistant

• What is the cause and solution for SAP error message C1889 - Change is not possible on "&" ?

  The SAP error message C1889, which states "Change is not possible on '&'", typically occurs when you attempt to modify a document or object that is in a status that does not allow changes. This can happen in various contexts, such as when working with purchase orders, sales orders, or other transactional documents.
  Causes:
  
  Document Status: The document you are trying to change may be in a status that prohibits modifications (e.g., completed, closed, or archived).
  Authorization Issues: The user may not have the necessary authorizations to make changes to the document.
  Locking Mechanism: The document might be locked by another user or process, preventing changes.
  Configuration Settings: Certain configuration settings in the system may restrict changes to specific documents or objects based on business rules.
  
  Solutions:
  
  Check Document Status: Verify the status of the document. If it is in a status that does not allow changes, you may need to change the status first (if applicable) or create a new document.
  Review Authorizations: Ensure that you have the necessary permissions to make changes. You may need to contact your system administrator to check your user roles and authorizations.
  Unlock Document: If the document is locked, identify the user or process that has locked it and resolve the locking issue. You can use transaction codes like SM12 to view and manage locks.
  Consult Configuration: If the issue persists, consult with your SAP configuration team to review any settings that may be preventing changes to the document.
  Use Alternative Transactions: If the document cannot be changed, consider using alternative transactions to achieve your goal, such as creating a new document or using a different process.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as ME22N (Change Purchase Order), VA02 (Change Sales Order), or others depending on the context of the error.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  Documentation: Review SAP documentation or help files for more information on the specific object you are working with and its status management.
  
  If the problem persists after trying the above solutions, it may be beneficial to reach out to your SAP support team for further assistance.