How To Fix /SCWM/LM_MS001 - Incorrect interface parameter type

SAP Error Message - Details

• Message type: E = Error

• Message class: /SCWM/LM_MS -

• Message number: 001

• Message text: Incorrect interface parameter type

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SCWM/LM_MS001 - Incorrect interface parameter type ?

  The SAP error message /SCWM/LM_MS001 Incorrect interface parameter type typically occurs in the context of the SAP Extended Warehouse Management (EWM) system, particularly when dealing with the Logistics Management (LM) interface. This error indicates that there is a mismatch in the expected data type of the parameters being passed to a function or method.
  Causes:
  
  
  Data Type Mismatch: The most common cause is that the data type of the parameters being passed does not match the expected data type defined in the interface. For example, if a string is expected but an integer is provided, this error may occur.
  
  
  Incorrect Configuration: If the configuration settings for the interface are not set up correctly, it can lead to this error. This includes settings in the EWM system or in the integration with other systems.
  
  
  Custom Development: If there are custom developments or enhancements in the EWM system that involve interfaces, any changes made could lead to this error if the data types are not handled correctly.
  
  
  Version Compatibility: If there are version mismatches between different components of the SAP system (e.g., EWM and S/4HANA), it could lead to interface issues.
  
  
  Solutions:
  
  
  Check Parameter Types: Review the function or method that is generating the error and ensure that the parameters being passed match the expected data types. This may involve checking the data types in the ABAP code or in the configuration settings.
  
  
  Review Configuration: Go through the configuration settings related to the interface in the EWM system. Ensure that all settings are correct and that there are no discrepancies.
  
  
  Debugging: Use the debugging tools in SAP to trace the execution of the code and identify where the incorrect parameter type is being passed. This can help pinpoint the exact location of the issue.
  
  
  Consult Documentation: Refer to the SAP documentation for the specific interface you are working with. This can provide insights into the expected parameter types and any known issues.
  
  
  Check for Updates: Ensure that your SAP system is up to date with the latest patches and updates. Sometimes, these errors are resolved in newer versions of the software.
  
  
  Engage SAP Support: If the issue persists and you are unable to resolve it, consider reaching out to SAP support for assistance. They can provide guidance based on the specific details of your system and configuration.
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Community Forums: Engage with the SAP community forums or user groups where similar issues may have been discussed.
  Documentation: Review the official SAP EWM documentation for best practices on interface handling and parameter management.
  
  By following these steps, you should be able to identify and resolve the cause of the /SCWM/LM_MS001 Incorrect interface parameter type error in your SAP EWM system.