How To Fix RMSL_WUI137 - Interface was called without external key

SAP Error Message - Details

• Message type: E = Error

• Message class: RMSL_WUI - Labeling Web UI: RMSL Class Messages Converted for Web UI

• Message number: 137

• Message text: Interface was called without external key

What causes this issue?

A BAdI interface was not implemented correctly.

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 the data supply to the interfaces of the BAdI implementations.

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 RMSL_WUI137 - Interface was called without external key ?

  The SAP error message RMSL_WUI137, which states "Interface was called without external key," typically occurs in the context of the SAP Retail Management System (RMS) or similar applications where an external key is required for processing certain operations. This error indicates that the system expected an external key to be provided, but it was not included in the call to the interface.
  
  Cause:
  
  Missing External Key: The most common cause of this error is that the external key, which is necessary for identifying the specific record or transaction, was not passed to the interface when it was called.
  Incorrect Configuration: There may be a configuration issue in the interface settings that does not properly handle the external key.
  Programming Error: If custom code or enhancements are involved, there may be a bug or oversight in the code that fails to supply the external key.
  Data Integrity Issues: If the data being processed is incomplete or