How To Fix PE689 - External requirements assignment cannot be edited

SAP Error Message - Details

• Message type: E = Error

• Message class: PE - Shift Planning: Messages

• Message number: 689

• Message text: External requirements assignment cannot be edited

What causes this issue?

You are trying to select a requirements assignment which does not
belong to the requirements of the current entry type. You can not
select or delete this entry.

System Response

The entry cannot be selected or deleted.

How to fix this error?

To delete this assignment, you must call up Shift Planning with the
pegged requirements entry object.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message PE689 - External requirements assignment cannot be edited ?

  The SAP error message PE689, which states "External requirements assignment cannot be edited," typically occurs in the context of production planning and control, particularly when dealing with external requirements in the system. This error indicates that the system is preventing changes to the assignment of external requirements due to certain conditions or settings.
  Causes:
  
  
  Status of the External Requirement: The external requirement may be in a status that does not allow editing. For example, if the requirement is already confirmed or has been processed in a way that locks it for further changes.
  
  
  Authorization Issues: The user may not have the necessary authorizations to edit external requirements. This can be due to role restrictions or missing permissions.
  
  
  System Configuration: Certain configurations in the system may restrict editing of external requirements. This could be related to the settings in the production planning module or specific settings for the material.
  
  
  Document Type Restrictions: The document type associated with the external requirement may have restrictions that prevent editing.
  
  
  Integration with Other Modules: If the external requirement is linked to other modules (like Sales and Distribution or Materials Management), changes may be restricted based on the status in those modules.
  
  
  Solutions:
  
  
  Check Requirement Status: Verify the status of the external requirement. If it is confirmed or locked, you may need to reverse or cancel the confirmation before making changes.
  
  
  Review Authorizations: Ensure that the user has the necessary authorizations to edit external requirements. This may involve checking user roles and permissions in the SAP system.
  
  
  Consult Configuration Settings: Review the configuration settings in the production planning module to see if there are any restrictions on editing external requirements. This may require assistance from a system administrator or SAP consultant.
  
  
  Use Transaction Codes: If applicable, use transaction codes like MD04 (Stock/Requirements List) or MD05 (Individual Display of MRP List) to check the details of the external requirement and its status.
  
  
  Check Document Types: If the external requirement is linked to a specific document type, check the settings for that document type to see if editing is allowed.
  
  
  Contact Support: If the issue persists and you cannot identify the cause, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  Documentation: Review SAP documentation related to production planning and external requirements for more detailed information on how these processes work.
  Training: Consider training sessions for users who frequently work with external requirements to ensure they understand the system's limitations and how to navigate them.
  
  By following these steps, you should be able to identify the cause of the PE689 error and take appropriate action to resolve it.