How To Fix RSTT0437 - Deserialization of check parameters from position &1 (&2) failed

SAP Error Message - Details

• Message type: E = Error

• Message class: RSTT0 - Trace Tool: Message Class Engine Layer

• Message number: 437

• Message text: Deserialization of check parameters from position &1 (&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 RSTT0437 - Deserialization of check parameters from position &1 (&2) failed ?

  The SAP error message RSTT0437, which states "Deserialization of check parameters from position &1 (&2) failed," typically occurs in the context of the SAP system's performance analysis tools, particularly when dealing with the transaction ST05 (SQL Trace) or ST12 (Single Transaction Analysis). This error indicates that there was an issue with the deserialization process of the check parameters, which can happen due to various reasons.
  Causes:
  
  Corrupted Data: The data being deserialized may be corrupted or not in the expected format.
  Version Mismatch: There may be a mismatch between the versions of the components involved in the serialization/deserialization process.
  Inconsistent State: The system might be in an inconsistent state due to incomplete updates or changes in the configuration.
  Memory Issues: Insufficient memory or resources available for the deserialization process.
  
  Solutions:
  
  Check Data Integrity: Verify the integrity of the data being processed. If the data is corrupted, you may need to restore it from a backup or regenerate it.
  System Restart: Sometimes, simply restarting the SAP system or the relevant application server can resolve transient issues.
  Update SAP System: Ensure that your SAP system is up to date with the latest patches and updates. This can help resolve any known bugs related to serialization/deserialization.
  Review Configuration: Check the configuration settings related to the performance analysis tools and ensure they are set correctly.
  Check for Notes: Look for SAP Notes related to this error message in the SAP Support Portal. There may be specific fixes or workarounds provided by SAP.
  Contact SAP Support: If the issue persists, consider reaching out to SAP Support for assistance. Provide them with detailed information about the error, including the context in which it occurred.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with transaction codes like ST05 (SQL Trace) and ST12 (Single Transaction Analysis) as they are often related to performance issues.
  SAP Notes: Regularly check SAP Notes for updates or patches that may address this specific error.
  System Logs: Review system logs (SM21) and developer traces (ST22) for additional context or related errors that may provide more insight into the issue.
  
  By following these steps, you should be able to diagnose and potentially resolve the RSTT0437 error in your SAP environment.