How To Fix EMDUS034 - Result parameter &1 belongs to operand category &2

SAP Error Message - Details

• Message type: E = Error

• Message class: EMDUS -

• Message number: 034

• Message text: Result parameter &1 belongs to operand category &2

What causes this issue?

The <DS:DE.E_MDUSRESPAR>result parameter</> &v1& of the
<DS:DE.E_MDUSIFACE>time-of-use interface</> &v3& has
<DS:DE.E_OPTYP>operand category</> &v2&. This operand category does not
match operand &v4&.

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?

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 EMDUS034 - Result parameter &1 belongs to operand category &2 ?

  The SAP error message EMDUS034 indicates that there is a mismatch between the result parameter and the operand category in a data processing operation, typically in the context of ABAP programming or when working with certain SAP transactions or reports.
  Cause:
  The error occurs when a result parameter is being used in a way that is not compatible with its defined operand category. This can happen in various scenarios, such as:
  
  Incorrect Data Type: The result parameter may be expected to be of a certain data type (e.g., numeric, character) but is being treated as another type.
  Improper Use in Expressions: The result parameter is being used in an expression or operation that does not support its operand category.
  Configuration Issues: There may be issues in the configuration of the data processing logic, such as incorrect mappings or definitions in the data model.
  
  Solution:
  To resolve the EMDUS034 error, you can take the following steps:
  
  
  Check Data Types: Verify that the data types of the result parameter and the operands being used are compatible. Ensure that you are not trying to perform operations that are not allowed for the given data types.
  
  
  Review Code Logic: If you are working with ABAP code, review the logic where the result parameter is being defined and used. Ensure that it is being assigned and manipulated correctly according to its operand category.
  
  
  Debugging: Use the debugging tools in SAP to trace the execution of the program or transaction. This can help identify where the mismatch is occurring.
  
  
  Consult Documentation: Refer to SAP documentation or help resources for the specific function module, report, or transaction you are working with. There may be specific guidelines or requirements for the parameters being used.
  
  
  Check Configuration: If the error is related to a configuration setting (e.g., in a custom report or transaction), review the configuration to ensure that all parameters and mappings are set up correctly.
  
  
  Seek Help from SAP Community: If you are unable to resolve the issue, consider reaching out to the SAP community forums or support for additional assistance.
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error message or provide additional context.
  Transaction Codes: If this error occurs in a specific transaction, note the transaction code and look for known issues or solutions related to that transaction.
  ABAP Documentation: If you are a developer, refer to ABAP programming guidelines and best practices to ensure that you are using parameters correctly.
  
  By following these steps, you should be able to identify the cause of the EMDUS034 error and implement a suitable solution.