How To Fix RM763 - Unit of measure in routing header changed. Costing not possible

SAP Error Message - Details

• Message type: E = Error

• Message class: RM - Messages for Repetitive Manufacturing

• Message number: 763

• Message text: Unit of measure in routing header changed. Costing not possible

What causes this issue?

You have changed the header unit of measure of the routing. After
making such a change, you cannot create a new cost estimate.

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?

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message RM763 - Unit of measure in routing header changed. Costing not possible ?

  The SAP error message RM763, which states "Unit of measure in routing header changed. Costing not possible," typically occurs in the context of production planning and costing in SAP. This error indicates that there is a mismatch or inconsistency in the unit of measure (UoM) defined in the routing header compared to what is expected or defined in the material master or other related components.
  Cause:
  
  Unit of Measure Change: The unit of measure in the routing header has been changed after the routing was created or after the material was costed. This can happen if someone modifies the routing or the material master data.
  Inconsistent Data: The routing and the material master may have inconsistent units of measure, leading to issues when trying to perform costing calculations.
  Costing Run: If a costing run is being executed, and the routing has been modified, the system may not be able to calculate costs correctly due to the change in UoM.
  
  Solution:
  
  
  Check Routing and Material Master: Verify the unit of measure in both the routing and the material master. Ensure that they are consistent and match the expected values.
  
  Go to the routing transaction (e.g., CA03) and check the unit of measure in the routing header.
  Go to the material master (e.g., MM03) and check the unit of measure defined there.
  
  
  
  Recreate or Adjust Routing: If the routing has been changed and is causing the issue, consider recreating the routing or adjusting it to match the material master.
  
  
  Costing Run: If you are in the middle of a costing run, you may need to stop the run, correct the inconsistencies, and then restart the costing process.
  
  
  Consult Documentation: Review SAP documentation or consult with your SAP support team for specific steps related to your version of SAP, as the process may vary slightly depending on the configuration and version.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as CA03 (Display Routing), MM03 (Display Material), CK11N (Create Cost Estimate), and CK40N (Costing Run).
  SAP Notes: Check for any SAP Notes related to this error message for additional guidance or patches that may address the issue.
  User Roles: Ensure that the user has the appropriate permissions to make changes to routing and material master data, as restrictions may lead to further complications.
  
  By following these steps, you should be able to resolve the RM763 error and ensure that your costing processes can proceed without issues.