How To Fix RM120 - Run schedule header & cannot be selected

SAP Error Message - Details

• Message type: E = Error

• Message class: RM - Messages for Repetitive Manufacturing

• Message number: 120

• Message text: Run schedule header & cannot be selected

What causes this issue?

Run schedule header &V1& has not been created in plant &V2& or the
system cannot find run schedule header &V1& due to the selection
criteria 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?

Check and correct your entries.
Check the runtime of the run schedule header.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message RM120 - Run schedule header & cannot be selected ?

  The SAP error message RM120, which states "Run schedule header & cannot be selected," typically occurs in the context of production planning and scheduling within the SAP system. This error indicates that the system is unable to select a specific run schedule header for processing, which can be due to various reasons.
  Causes:
  
  
  Status of the Run Schedule Header: The run schedule header may be in a status that does not allow it to be selected. For example, it could be marked as "Completed," "Cancelled," or "Blocked."
  
  
  Authorization Issues: The user may not have the necessary authorizations to access or modify the run schedule header.
  
  
  Data Inconsistencies: There may be inconsistencies or errors in the data related to the run schedule header, such as missing or incorrect entries.
  
  
  Locking Issues: The run schedule header might be locked by another user or process, preventing it from being selected.
  
  
  Configuration Issues: There could be configuration settings in the SAP system that are preventing the selection of the run schedule header.
  
  
  Solutions:
  
  
  Check Status: Verify the status of the run schedule header. If it is not in a selectable status, you may need to change its status or create a new run schedule header.
  
  
  Review Authorizations: Ensure that the user has the necessary authorizations to access the run schedule header. This may involve checking user roles and permissions.
  
  
  Data Validation: Check for any inconsistencies or errors in the data related to the run schedule header. Correct any issues found.
  
  
  Unlocking: If the run schedule header is locked, identify the user or process that has locked it and resolve the locking issue.
  
  
  Configuration Review: Consult with your SAP Basis or configuration team to review any relevant settings that may be affecting the selection of run schedule headers.
  
  
  Consult Documentation: Refer to SAP documentation or support notes related to the RM120 error for additional troubleshooting steps and guidance.
  
  
  Related Information:
  
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as MD04 (Stock/Requirements List) or COHV (Mass Processing of Production Orders) that may help in managing run schedules.
  
  
  SAP Notes: Check SAP Notes for any known issues or patches related to the RM120 error. SAP frequently updates its knowledge base with solutions to common problems.
  
  
  Support: If the issue persists, consider reaching out to SAP support or your internal SAP support team for further assistance.
  
  
  By following these steps, you should be able to diagnose and resolve the RM120 error in your SAP system.