How To Fix SD_EXPRESSION054 - Function &1: Type &3 of Parameter &2 not supported ( &4 )

SAP Error Message - Details

• Message type: E = Error

• Message class: SD_EXPRESSION - Messages processing AST expressions

• Message number: 054

• Message text: Function &1: Type &3 of Parameter &2 not supported ( &4 )

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.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message SD_EXPRESSION054 - Function &1: Type &3 of Parameter &2 not supported ( &4 ) ?

  The SAP error message SD_EXPRESSION054 indicates that there is an issue with a function in the Sales and Distribution (SD) module where a parameter type is not supported. The message typically follows this format:
  Function &1: Type &3 of Parameter &2 not supported ( &4 )
  Cause
  The error is usually caused by one of the following reasons:
  
  
  Incorrect Parameter Type: The function being called expects a specific type of parameter, but the type provided does not match the expected type. For example, if a function expects a numeric value but receives a string instead.
  
  
  Custom Development Issues: If there are custom enhancements or modifications in the system, the error might arise from incorrect coding or logic in the custom function modules or methods.
  
  
  Data Type Mismatch: There may be a mismatch in the data types defined in the function module or method signature and the actual data being passed during the call.
  
  
  Configuration Issues: Sometimes, configuration settings in the SD module may lead to unexpected behavior, resulting in this error.
  
  
  Solution
  To resolve the SD_EXPRESSION054 error, you can follow these steps:
  
  
  Check Function Module/Method: Identify the function (&1) mentioned in the error message. Review its definition to understand the expected parameter types.
  
  
  Verify Parameter Types: Ensure that the parameters being passed to the function match the expected types. If necessary, convert the data types before passing them to the function.
  
  
  Debugging: If the error occurs during runtime, use the debugger to trace the execution and identify where the incorrect parameter is being passed.
  
  
  Review Custom Code: If the error is related to custom development, review the custom code for any discrepancies in parameter types and correct them.
  
  
  Consult Documentation: Refer to SAP documentation or the function module's documentation for details on the expected parameter types and usage.
  
  
  Check Configuration: Review the configuration settings in the SD module to ensure they are set up correctly and do not lead to this error.
  
  
  SAP Notes: Search for relevant SAP Notes that may address this specific error or provide additional guidance.
  
  
  Related Information
  
  SAP Support: If the issue persists after following the above steps, consider reaching out to SAP Support for assistance.
  Community Forums: Check SAP Community forums or other online resources where similar issues may have been discussed.
  Testing: After making changes, thoroughly test the functionality to ensure that the error is resolved and that no new issues have been introduced.
  
  By following these steps, you should be able to identify and resolve the cause of the SD_EXPRESSION054 error in your SAP system.