How To Fix WRF_PRC_POHF181 - You can only use structure name &1 in extension-in parameter internally

SAP Error Message - Details

• Message type: E = Error

• Message class: WRF_PRC_POHF - Messages for Seasonal Purchase Order Processing

• Message number: 181

• Message text: You can only use structure name &1 in extension-in parameter internally

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message WRF_PRC_POHF181 - You can only use structure name &1 in extension-in parameter internally ?

  The SAP error message WRF_PRC_POHF181 indicates that there is an issue with the use of a structure name in the extension-in parameter of a function module or method. This error typically arises when the structure being referenced is not allowed or is not defined correctly in the context of the operation being performed.
  Cause:
  
  Incorrect Structure Name: The structure name being used in the extension-in parameter does not match the expected structure defined in the function module or method.
  Internal Use Restriction: The structure is intended for internal use only and cannot be used in the way it is being attempted.
  Version Mismatch: There may be a version mismatch between the function module and the data structure being used, leading to incompatibility.
  Configuration Issues: There may be configuration issues in the system that prevent the correct structure from being recognized.
  
  Solution:
  
  Check Structure Name: Verify that the structure name being used in the extension-in parameter is correct and matches the expected structure defined in the function module or method.
  Review Documentation: Consult the SAP documentation for the specific function module or method to understand the expected parameters and structures.
  Use Correct Structures: Ensure that you are using the correct structures that are allowed for the operation you are trying to perform. If the structure is for internal use only, you may need to find an alternative structure that is permitted.
  Debugging: If you have access to debugging tools, you can step through the code to identify where the error is occurring and what structure is being passed.
  Consult SAP Notes: Check for any relevant SAP Notes that may address this specific error message or provide guidance on similar issues.
  Contact SAP Support: If the issue persists and you cannot find a resolution, consider reaching out to SAP support for assistance.
  
  Related Information:
  
  Function Module Documentation: Look for the specific function module or method documentation in the SAP Help Portal or within the SAP system.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered and resolved similar issues.
  Transaction Codes: Familiarize yourself with relevant transaction codes that may help in troubleshooting, such as SE37 (Function Module), SE80 (Object Navigator), or SE11 (Data Dictionary).
  
  By following these steps, you should be able to identify the cause of the error and implement a solution.