How To Fix /AIF/MES220 - Conversion error: convert &1 to type &2 failed

SAP Error Message - Details

• Message type: E = Error

• Message class: /AIF/MES -

• Message number: 220

• Message text: Conversion error: convert &1 to type &2 failed

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /AIF/MES220 - Conversion error: convert &1 to type &2 failed ?

  The SAP error message /AIF/MES220 Conversion error: convert &1 to type &2 failed typically occurs in the context of the Application Interface Framework (AIF) when there is an issue with data conversion between different types. This can happen during the processing of messages where the system is trying to convert data from one format to another, and it encounters a problem.
  Causes:
  
  Data Type Mismatch: The source data type does not match the expected target data type. For example, trying to convert a string that contains non-numeric characters into a numeric type.
  Invalid Data Format: The data being processed may not conform to the expected format (e.g., date formats, number formats).
  Null or Empty Values: Attempting to convert null or empty values can lead to conversion errors.
  Configuration Issues: Incorrect configuration in the AIF settings or mapping definitions can lead to conversion errors.
  Custom Code Issues: If there is custom code involved in the conversion process, bugs or logic errors in that code can cause failures.
  
  Solutions:
  
  Check Data Types: Review the data being processed to ensure that it matches the expected types. Validate the source data against the target data type.
  Data Validation: Implement validation checks before the conversion process to ensure that the data is in the correct format and does not contain invalid characters.
  Review Mapping Definitions: Check the AIF mapping definitions to ensure that they are correctly configured and that the source and target fields are properly defined.
  Error Handling: Implement error handling in your AIF configuration to manage conversion errors gracefully and log detailed error messages for further analysis.
  Debugging: If the issue persists, consider debugging the AIF process to identify the exact point of failure and the data causing the issue.
  Consult Documentation: Refer to SAP documentation or notes related to AIF and data conversion for any specific guidelines or known issues.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that might address known issues or provide patches related to AIF and conversion errors.
  AIF Configuration: Familiarize yourself with the AIF configuration settings, especially those related to message processing and data mapping.
  Community Forums: Engage with SAP community forums or support channels where similar issues may have been discussed, and solutions shared.
  
  By following these steps, you should be able to diagnose and resolve the conversion error in SAP AIF.