How To Fix BUAVC010 - System error during access of the enqueue table

SAP Error Message - Details

• Message type: E = Error

• Message class: BUAVC - Generic message class AVC

• Message number: 010

• Message text: System error during access of the enqueue table

What causes this issue?

An error occurred while attempting to read or change the enqueue table.

System Response

Posting was stopped.

How to fix this error?

Inform your system administrator if this error occurs frequently.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message BUAVC010 - System error during access of the enqueue table ?

  The SAP error message BUAVC010 indicates a system error that occurs during the access of the enqueue table. This error is typically related to issues with the SAP enqueue mechanism, which is responsible for managing locks on objects in the SAP system to ensure data consistency and integrity.
  Causes:
  
  Database Issues: Problems with the underlying database, such as connectivity issues, corruption, or performance bottlenecks.
  Lock Table Issues: The enqueue table may be locked or corrupted, preventing access.
  Memory Issues: Insufficient memory allocation for the enqueue process or the SAP instance.
  Configuration Errors: Incorrect configuration settings in the SAP system related to enqueue management.
  System Load: High system load or contention for resources can lead to timeouts or failures in accessing the enqueue table.
  
  Solutions:
  
  Check System Logs: Review the system logs (transaction SM21) for any related error messages that could provide more context about the issue.
  Database Health Check: Ensure that the database is functioning correctly. Check for any locks, performance issues, or errors in the database logs.
  Restart Enqueue Server: If the enqueue server is not responding, consider restarting it. This can be done through transaction SM50 or SM66.
  Check Memory Settings: Verify that the memory settings for the SAP instance are adequate. Adjust the parameters if necessary.
  Review Configuration: Check the configuration settings related to the enqueue mechanism in the SAP system. Ensure they are set correctly.
  System Performance: Monitor system performance and resource usage. If the system is under heavy load, consider optimizing performance or scaling resources.
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error. There may be patches or updates available that resolve known issues.
  
  Related Information:
  
  Transaction Codes: Use transaction codes like SM12 (to check and manage locks), SM21 (to view system logs), and SM50/SM66 (to monitor processes) for troubleshooting.
  SAP Support: If the issue persists, consider reaching out to SAP Support for assistance. Provide them with detailed logs and error messages to facilitate troubleshooting.
  Documentation: Review SAP documentation related to enqueue management and locking mechanisms for a deeper understanding of how they work and how to troubleshoot related issues.
  
  By following these steps, you should be able to identify and resolve the underlying cause of the BUAVC010 error in your SAP system.