How To Fix MX536 - Multiplexing for table &1 was completely shut down

SAP Error Message - Details

• Message type: E = Error

• Message class: MX - Table Multiplexing and Conversion Programs for UPG

• Message number: 536

• Message text: Multiplexing for table &1 was completely shut down

What causes this issue?

The original table is accessed on all application servers. The data is
not distributed on local tables.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message MX536 - Multiplexing for table &1 was completely shut down ?

  The SAP error message MX536 indicates that multiplexing for a specific table (denoted as &1) has been completely shut down. This typically occurs in the context of database performance and resource management, particularly when using SAP's database multiplexing feature.
  Cause:
  
  Resource Limitations: The database may have reached a limit in terms of connections, memory, or other resources, leading to the shutdown of multiplexing for that table.
  Configuration Issues: Incorrect configuration settings for the database or the SAP system can lead to multiplexing being disabled.
  Database Maintenance: Scheduled maintenance or unexpected issues with the database can cause multiplexing to be shut down.
  Performance Issues: If the system detects performance degradation or bottlenecks, it may disable multiplexing to stabilize operations.
  
  Solution:
  
  Check Database Status: Verify the status of the database and ensure that it is running optimally. Look for any alerts or issues that may indicate resource constraints.
  Review Configuration: Check the configuration settings for both the SAP system and the database. Ensure that multiplexing is enabled and configured correctly.
  Monitor Resource Usage: Use monitoring tools to analyze resource usage (CPU, memory, connections) and identify any bottlenecks. Address any issues found.
  Restart Multiplexing: If the issue is resolved, you may need to manually restart multiplexing for the affected table. This can typically be done through the database administration tools or SAP transaction codes.
  Consult Documentation: Refer to SAP Notes and documentation related to multiplexing and database performance for specific guidance and best practices.
  Contact Support: If the issue persists, consider reaching out to SAP support for further assistance, especially if it is impacting system performance or availability.
  
  Related Information:
  
  SAP Notes: Check for relevant SAP Notes that may provide additional insights or patches related to this error.
  Database Logs: Review database logs for any errors or warnings that occurred around the time of the multiplexing shutdown.
  Performance Tuning: Consider implementing performance tuning measures for the database to prevent future occurrences of this issue.
  Documentation: Familiarize yourself with SAP's documentation on database multiplexing and best practices for managing database connections and resources.
  
  By following these steps, you should be able to diagnose and resolve the issue related to the MX536 error message in SAP.