How To Fix SOS_MAPPING104 - Mapping access failed - unexpected error

SAP Error Message - Details

• Message type: E = Error

• Message class: SOS_MAPPING - Object Services: Persistence Mapping for Messages

• Message number: 104

• Message text: Mapping access failed - unexpected error

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 SOS_MAPPING104 - Mapping access failed - unexpected error ?

  The SAP error message SOS_MAPPING104, which states "Mapping access failed - unexpected error," typically occurs in the context of SAP Process Integration (PI) or SAP Process Orchestration (PO) when there is an issue with the mapping of data between different systems or formats. This error can arise due to various reasons, including configuration issues, data inconsistencies, or problems with the mapping logic itself.
  Possible Causes:
  
  Mapping Logic Errors: There may be issues in the XSLT or graphical mapping logic that prevent the successful transformation of data.
  Data Format Issues: The incoming data may not conform to the expected format, leading to mapping failures.
  Configuration Issues: Incorrect configuration in the integration scenario, such as incorrect sender/receiver agreements or mapping parameters.
  Runtime Errors: Unexpected runtime exceptions or errors in the mapping program.
  Resource Limitations: Insufficient memory or processing resources on the server can lead to unexpected errors during mapping execution.
  
  Solutions:
  
  Check Mapping Logic: Review the mapping logic (XSLT or graphical mapping) for any errors or inconsistencies. Ensure that all required fields are correctly mapped and that there are no syntax errors.
  Validate Input Data: Ensure that the incoming data is in the expected format and contains all necessary fields. You can use tools like the SAP PI/PO message monitoring to inspect the payload.
  Review Configuration: Check the configuration of the integration scenario, including sender and receiver agreements, and ensure that the mapping is correctly assigned.
  Error Logs: Check the error logs in the SAP PI/PO system for more detailed error messages that can provide insights into the root cause of the issue.
  Increase Resources: If resource limitations are suspected, consider increasing the memory allocation or processing power of the server.
  Testing: Test the mapping in isolation with sample data to identify if the issue is with the mapping itself or the data being processed.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  Documentation: Refer to the official SAP documentation for Process Integration/Orchestration for best practices in mapping and troubleshooting.
  
  If the issue persists after trying the above solutions, it may be beneficial to engage SAP support for further assistance.