How To Fix UGMD137 - Unable to assign data element &1

SAP Error Message - Details

• Message type: E = Error

• Message class: UGMD - FIN Master Data: Messages

• Message number: 137

• Message text: Unable to assign data element &1

What causes this issue?

Data element &v1& should be assigned to field &v2& during a generation
or a transport. However, this assignment could not be saved. This can be
for one of the following reasons:
Data element &v1& does not actively exist in the ABAP Dictionary.
Another delivered data element is already assigned to the field. As a
subsequent change is normally an error, the system does not permit it.

System Response

The assignment was not executed.

How to fix this error?

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

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 UGMD137 - Unable to assign data element &1 ?

  The SAP error message UGMD137 "Unable to assign data element &1" typically occurs when there is an issue with the assignment of a data element in the context of a data dictionary object, such as a table or structure. This error can arise due to various reasons, including:
  Causes:
  
  Data Element Not Defined: The data element specified in the error message may not be defined in the system.
  Incompatible Data Types: The data element may not be compatible with the field or structure where it is being assigned.
  Field Length Issues: The length of the data element may not match the expected length of the target field.
  Domain Issues: The domain associated with the data element may have restrictions that prevent its assignment.
  Authorization Issues: The user may not have the necessary authorizations to assign or modify the data element.
  
  Solutions:
  
  Check Data Element Definition: Verify that the data element specified in the error message exists in the system. You can do this by navigating to the Data Dictionary (transaction SE11) and searching for the data element.
  Review Compatibility: Ensure that the data element is compatible with the target field or structure. Check the data types and lengths to ensure they match.
  Adjust Field Lengths: If there is a length mismatch, consider adjusting the field lengths in the target structure or table to accommodate the data element.
  Check Domain Restrictions: Review the domain associated with the data element to see if there are any restrictions that might prevent its assignment.
  Authorization Check: Ensure that the user has the necessary authorizations to make changes to the data dictionary objects. If not, contact your SAP security administrator.
  Consult Documentation: If the issue persists, consult SAP documentation or support for further guidance on the specific error and its resolution.
  
  Related Information:
  
  Transaction Codes: SE11 (Data Dictionary), SE14 (Database Utility), SE37 (Function Module), SE80 (Object Navigator).
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional troubleshooting steps.
  Community Forums: Consider searching or posting in SAP community forums for insights from other users who may have encountered similar issues.
  
  If you continue to experience difficulties, it may be beneficial to engage with your SAP Basis or development team for further assistance.