How To Fix SAI_MAPPING226 - Input parameter &1 is not of type &2, but of type &3

SAP Error Message - Details

• Message type: E = Error

• Message class: SAI_MAPPING - Mapping

• Message number: 226

• Message text: Input parameter &1 is not of type &2, but of type &3

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message SAI_MAPPING226 - Input parameter &1 is not of type &2, but of type &3 ?

  The SAP error message SAI_MAPPING226 indicates a type mismatch in the input parameters of a function or method. Specifically, it states that the input parameter &1 is expected to be of type &2, but it is actually of type &3. This error typically occurs in the context of data mapping or transformation processes, such as when using SAP Process Integration (PI) or SAP Data Services.
  Cause
  The error is caused by one of the following reasons:
  
  Data Type Mismatch: The input parameter being passed to a function or method does not match the expected data type. For example, if a string is expected but an integer is provided, this error will occur.
  Incorrect Mapping: In scenarios involving data mapping (like in PI or Data Services), the mapping configuration may be incorrect, leading to the wrong data type being passed.
  Changes in Data Structure: If there have been recent changes to the data structure or the interface definitions, the mappings may not have been updated accordingly.
  
  Solution
  To resolve the error, you can take the following steps:
  
  
  Check the Function/Method Definition: Review the definition of the function or method that is generating the error. Ensure that the input parameters are correctly defined and that you understand the expected data types.
  
  
  Validate Input Data: Before passing the input parameters, validate the data types of the variables being passed. Ensure that they match the expected types.
  
  
  Review Mapping Configuration: If you are working with data mapping in SAP PI or Data Services, check the mapping configuration. Ensure that the source and target fields are correctly mapped and that the data types are compatible.
  
  
  Debugging: Use debugging tools to trace the execution of the program or process. This can help identify where the incorrect data type is being introduced.
  
  
  Consult Documentation: Refer to the SAP documentation for the specific function or method you are using. This can provide insights into the expected data types and any constraints.
  
  
  Testing: After making changes, thoroughly test the process to ensure that the error is resolved and that the data is being processed correctly.
  
  
  Related Information
  
  SAP Notes: Check SAP Notes for any known issues related to this error message. SAP frequently updates its knowledge base with solutions and workarounds for common errors.
  Community Forums: Engage with the SAP Community or forums where other users may have encountered similar issues. They can provide insights or solutions based on their experiences.
  Data Types in ABAP: Familiarize yourself with the different data types in ABAP (Advanced Business Application Programming) if you are working in that environment, as understanding these types can help prevent such errors.
  
  By following these steps, you should be able to identify the root cause of the SAI_MAPPING226 error and implement a solution.