How To Fix /SCWM/LM_UI_EPD021 - Error while calling a BAdI in RFC destination &1

SAP Error Message - Details

• Message type: E = Error

• Message class: /SCWM/LM_UI_EPD -

• Message number: 021

• Message text: Error while calling a BAdI in RFC destination &1

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SCWM/LM_UI_EPD021 - Error while calling a BAdI in RFC destination &1 ?

  The SAP error message /SCWM/LM_UI_EPD021 typically indicates an issue related to the Business Add-In (BAdI) implementation when calling it through a Remote Function Call (RFC) destination. This error can occur in the context of SAP Extended Warehouse Management (EWM) or related modules.
  Cause:
  
  BAdI Implementation Issues: The BAdI implementation may not be correctly defined or activated. If the BAdI is not implemented properly, it can lead to errors when the system tries to call it.
  RFC Destination Configuration: The RFC destination specified in the error message may not be configured correctly. This could include issues such as incorrect connection parameters, authorization problems, or network issues.
  Authorization Issues: The user executing the BAdI may not have the necessary authorizations to perform the operation.
  System Configuration: There may be inconsistencies in the system configuration or missing components that are required for the BAdI to function correctly.
  
  Solution:
  
  
  Check BAdI Implementation:
  
  Go to transaction SE18 to check the BAdI definition and ensure that the implementation is active.
  If the implementation is not active, activate it.
  Review the implementation code for any errors or exceptions that may be causing the issue.
  
  
  
  Verify RFC Destination:
  
  Use transaction SM59 to check the configuration of the RFC destination mentioned in the error message.
  Ensure that the connection parameters (such as target host, system number, client, user, and password) are correct.
  Test the RFC connection to ensure it is working properly.
  
  
  
  Check Authorizations:
  
  Ensure that the user executing the BAdI has the necessary authorizations to access the BAdI and perform the required operations.
  Use transaction SU53 to analyze any authorization failures.
  
  
  
  Review System Logs:
  
  Check the system logs (transaction SLG1) for any additional error messages or warnings that may provide more context about the issue.
  
  
  
  Debugging:
  
  If the issue persists, consider debugging the BAdI implementation to identify where the error occurs.
  Use transaction SE80 or SE37 to analyze the function module or method being called.
  
  
  
  Consult SAP Notes:
  
  Search for relevant SAP Notes in the SAP Support Portal that may address this specific error message or provide additional troubleshooting steps.
  
  
  
  Related Information:
  
  BAdI Documentation: Familiarize yourself with the specific BAdI documentation to understand its purpose and expected behavior.
  SAP Community: Check the SAP Community forums for discussions related to this error message, as other users may have encountered similar issues and found solutions.
  SAP Support: If the issue cannot be resolved internally, consider reaching out to SAP Support for assistance.
  
  By following these steps, you should be able to identify and resolve the cause of the /SCWM/LM_UI_EPD021 error message.