How To Fix RMSL_WUI140 - Could not determine 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: 140

• Message text: Could not determine external key

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message RMSL_WUI140 - Could not determine external key ?

  The SAP error message RMSL_WUI140, which states "Could not determine external key," typically occurs in the context of SAP Retail or SAP S/4HANA when the system is unable to find or resolve an external key that is required for processing a specific operation, such as a transaction or data retrieval.
  Causes:
  
  Missing Data: The external key that the system is trying to reference may not exist in the database. This could be due to data not being uploaded or incorrectly configured.
  Configuration Issues: There may be issues with the configuration settings in the system that prevent the external key from being recognized.
  Data Inconsistencies: There could be inconsistencies in the data, such as mismatched keys or incorrect relationships between master data records.
  Authorization Issues: The user may not have the necessary authorizations to access the data associated with the external key.
  System Bugs: Occasionally, this error can be caused by bugs in the SAP system or specific transactions.
  
  Solutions:
  
  Check Data Existence: Verify that the external key exists in the relevant tables. You can use transaction codes like SE11 (Data Dictionary) to check the relevant tables.
  Review Configuration: Ensure that the configuration settings related to the external key are correctly set up. This may involve checking the customizing settings in SPRO.
  Data Consistency Check: Run consistency checks on the relevant data to identify any discrepancies. This may involve using transaction codes like SE38 to run specific reports or programs.
  User Authorizations: Check the user roles and authorizations to ensure that the user has the necessary permissions to access the data.
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error. There may be patches or updates available that resolve the issue.
  Debugging: If you have access to development tools, you can debug the transaction to identify where the error is occurring and what external key is being referenced.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SE11 (Data Dictionary), SE38 (ABAP Editor), and SPRO (Customizing).
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  Documentation: Review SAP documentation related to the specific module you are working with (e.g., SAP Retail) for more context on external keys and their usage.
  
  If the issue persists after trying the above solutions, it may be beneficial to consult with your SAP Basis or technical team for further investigation.