How To Fix P0226 - Refinement of variable argument invalid

SAP Error Message - Details

• Message type: E = Error

• Message class: P0 - Messages for Transactions PE01, PE02 and PE03

• Message number: 226

• Message text: Refinement of variable argument invalid

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message P0226 - Refinement of variable argument invalid ?

  The SAP error message P0226, which states "Refinement of variable argument invalid," typically occurs in the context of ABAP programming. This error is related to the use of variable arguments in a method or function module where the expected type does not match the provided type.
  Cause:
  
  Type Mismatch: The most common cause of this error is that the variable argument being passed does not match the expected type defined in the method or function module. This can happen if the variable is of a different data type or structure than what is expected.
  Incorrect Use of Generics: If you are using generic types or interfaces, the refinement of the variable argument may not be valid due to type constraints.
  Dynamic Typing Issues: If you are using dynamic typing (e.g., using DATA with a type reference), the actual type at runtime may not match the expected type.
  
  Solution:
  
  Check Data Types: Review the method or function module definition to ensure that the data types of the arguments being passed match the expected types. Make sure that the variable you are passing is of the correct type.
  Refine Types Properly: If you are using generics or interfaces, ensure that you are refining the types correctly. Use the appropriate type casting or conversion methods if necessary.
  Debugging: Use debugging tools to inspect the values and types of the variables at runtime. This can help identify where the mismatch is occurring.
  Review Documentation: Check the SAP documentation for the specific method or function module you are using to understand the expected argument types and any constraints that may apply.
  
  Related Information:
  
  ABAP Documentation: Refer to the official SAP ABAP documentation for detailed information on data types, method definitions, and error handling.
  SAP Community: Engage with the SAP Community forums to see if others have encountered similar issues and to find potential solutions or workarounds.
  SAP Notes: Search for relevant SAP Notes that may address this specific error or provide additional context or fixes.
  
  By following these steps, you should be able to identify the cause of the P0226 error and implement a solution to resolve it.