How To Fix /AIF/XRFC_MESSAGES018 - Kernel error during deserialization of RFC parameters

SAP Error Message - Details

• Message type: E = Error

• Message class: /AIF/XRFC_MESSAGES -

• Message number: 018

• Message text: Kernel error during deserialization of RFC parameters

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /AIF/XRFC_MESSAGES018 - Kernel error during deserialization of RFC parameters ?

  The SAP error message /AIF/XRFC_MESSAGES018 Kernel error during deserialization of RFC parameters typically indicates an issue with the deserialization process of Remote Function Call (RFC) parameters in the Application Interface Framework (AIF). This error can occur due to various reasons, including data inconsistencies, version mismatches, or issues with the RFC communication itself.
  Causes:
  
  Data Inconsistency: The data being sent or received may not match the expected format or structure, leading to deserialization failures.
  Version Mismatch: If there are differences in the versions of the systems involved in the RFC call, it can lead to incompatibilities in the data structures.
  Network Issues: Problems with the network connection can lead to incomplete or corrupted data being transmitted.
  Configuration Issues: Incorrect configuration settings in the AIF or RFC destination can also lead to this error.
  Kernel Bugs: There may be bugs in the SAP kernel that affect the deserialization process.
  
  Solutions:
  
  Check Data Consistency: Ensure that the data being sent and received adheres to the expected formats and structures. Validate the data types and lengths.
  Verify Versions: Ensure that both the sender and receiver systems are running compatible versions of SAP and that the relevant components are up to date.
  Network Diagnostics: Check the network connection between the systems. Look for any issues that might be causing data corruption or loss.
  Review Configuration: Double-check the configuration settings in the AIF and the RFC destination. Ensure that all parameters are correctly set.
  Kernel Update: If you suspect a kernel bug, check for any available updates or patches for the SAP kernel and apply them as necessary.
  Error Logs: Review the SAP application logs (transaction SLG1) and system logs (transaction SM21) for any additional error messages or warnings that could provide more context.
  Debugging: If the issue persists, consider enabling debugging for the RFC calls to trace the execution and identify where the deserialization is failing.
  
  Related Information:
  
  SAP Notes: Check SAP Notes related to AIF and RFC deserialization errors for any known issues and recommended fixes.
  Documentation: Review the official SAP documentation for AIF and RFC to understand the expected data structures and configurations.
  Community Forums: Engage with the SAP Community or forums to see if other users have encountered similar issues and what solutions they found effective.
  
  If the problem continues after trying the above solutions, it may be necessary to involve SAP support for further investigation.