How To Fix /AIF/LFA_MES134 - Data type of data (&1) and configured data type (&2) do not match

SAP Error Message - Details

• Message type: E = Error

• Message class: /AIF/LFA_MES -

• Message number: 134

• Message text: Data type of data (&1) and configured data type (&2) do not match

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/LFA_MES134 - Data type of data (&1) and configured data type (&2) do not match ?

  The SAP error message /AIF/LFA_MES134 indicates a mismatch between the data type of the incoming data and the configured data type in the Application Interface Framework (AIF). This error typically occurs when the data being processed does not conform to the expected format or type defined in the AIF configuration.
  Cause:
  
  
  Data Type Mismatch: The incoming data (e.g., from an external system) has a different data type than what is expected in the AIF configuration. This could be due to:
  
  Incorrect data format (e.g., string instead of integer).
  Missing fields or additional fields that are not defined in the AIF interface.
  Incorrect mapping of fields in the AIF configuration.
  
  
  
  Configuration Issues: The AIF interface might not be correctly configured to handle the incoming data structure, leading to discrepancies in expected data types.
  
  
  Versioning Issues: If there have been changes to the data structure in the source system or in the AIF configuration, it may lead to mismatches.
  
  
  Solution:
  
  
  Check Data Structure: Review the incoming data to ensure that it matches the expected structure defined in the AIF configuration. Pay attention to:
  
  Data types (e.g., string, integer, date).
  Required fields and their formats.
  
  
  
  Review AIF Configuration: 
  
  Go to the AIF configuration and check the interface definition for the relevant message type.
  Ensure that the data types defined in the AIF match the incoming data types.
  
  
  
  Adjust Mapping: If you are using a mapping tool within AIF, ensure that the mappings are correctly defined to convert the incoming data types to the expected types.
  
  
  Testing: After making changes, test the interface with sample data to ensure that the error does not occur again.
  
  
  Consult Documentation: Refer to SAP documentation or notes related to AIF for any specific guidelines or known issues regarding data type handling.
  
  
  Debugging: If the issue persists, consider enabling debugging or logging in AIF to get more detailed information about the data being processed and where the mismatch occurs.
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that might address known issues or provide additional guidance on handling data type mismatches in AIF.
  AIF Documentation: Review the official SAP documentation for AIF, which provides insights into configuration, data handling, and error resolution.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.