How To Fix DB6PM872 - Unable to execute EXPLAIN for System &1

SAP Error Message - Details

• Message type: E = Error

• Message class: DB6PM - DB2 UDB for UNIX, Windows: Performance Monitoring

• Message number: 872

• Message text: Unable to execute EXPLAIN for System &1

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.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message DB6PM872 - Unable to execute EXPLAIN for System &1 ?

  The SAP error message DB6PM872, which states "Unable to execute EXPLAIN for System &1," typically indicates an issue with the database system's ability to execute the EXPLAIN command for a specific database or system. This command is often used to analyze and optimize SQL queries by providing information about how the database engine will execute a given query.
  Causes:
  
  Database Connectivity Issues: There may be a problem with the connection between the SAP application and the database.
  Insufficient Permissions: The user executing the EXPLAIN command may not have the necessary permissions to perform this operation on the database.
  Database Configuration: The database may not be configured correctly to support the EXPLAIN command.
  Database Version Compatibility: The version of the database may not support the EXPLAIN command or may have bugs related to it.
  Resource Limitations: The database may be under heavy load or may have resource limitations that prevent it from executing the command.
  
  Solutions:
  
  Check Database Connectivity: Ensure that the SAP system can connect to the database without issues. Test the connection and verify network settings.
  Verify User Permissions: Check the permissions of the user executing the EXPLAIN command. Ensure that the user has the necessary privileges to run EXPLAIN on the database.
  Review Database Configuration: Look into the database configuration settings to ensure that it is set up correctly to handle EXPLAIN commands.
  Update Database: If the database version is outdated or known to have issues, consider updating to a more recent version that resolves these problems.
  Monitor Database Performance: Check the database performance and resource usage. If the database is under heavy load, consider optimizing queries or increasing resources.
  Consult Database Documentation: Refer to the documentation for your specific database system to understand any limitations or specific configurations required for the EXPLAIN command.
  
  Related Information:
  
  Database Logs: Check the database logs for any additional error messages or warnings that could provide more context about the failure.
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error message or provide additional troubleshooting steps.
  Database Documentation: Review the documentation for the specific database you are using (e.g., Oracle, SQL Server, HANA) for details on the EXPLAIN command and its requirements.
  
  If the issue persists after trying the above solutions, consider reaching out to your database administrator or SAP support for further assistance.