How To Fix 0S200 - Error in Enqueue trace: Client & & Tcode & &

SAP Error Message - Details

• Message type: E = Error

• Message class: 0S - Messages for the SQL trace

• Message number: 200

• Message text: Error in Enqueue trace: Client & & Tcode & &

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message 0S200 - Error in Enqueue trace: Client & & Tcode & & ?

  The SAP error message "0S200 Error in Enqueue trace: Client & & Tcode & &" typically indicates an issue related to the enqueue mechanism in SAP, which is responsible for managing locks on objects in the system. This error can occur for various reasons, and understanding the cause and potential solutions is essential for troubleshooting.
  Causes:
  
  Lock Table Overflow: The enqueue lock table may be full, preventing new locks from being created.
  Database Issues: There may be underlying database issues affecting the enqueue service.
  System Configuration: Incorrect configuration settings for the enqueue server or the SAP system.
  Network Issues: Problems with network connectivity between application servers and the enqueue server.
  Client-Specific Issues: The error may be specific to a particular client or transaction code (Tcode).
  
  Solutions:
  
  
  Check Lock Table Size:
  
  Use transaction code SM12 to check for existing locks. If the lock table is full, consider increasing its size in the system profile parameters (e.g., enque/table_size).
  
  
  
  Review Enqueue Server:
  
  Ensure that the enqueue server is running properly. You can check the status using transaction SM51 to see if the enqueue server is active.
  
  
  
  Check System Logs:
  
  Use transaction SM21 to review system logs for any related errors or warnings that might provide more context about the issue.
  
  
  
  Restart Enqueue Server:
  
  If the enqueue server is unresponsive, consider restarting it. This can often resolve temporary issues.
  
  
  
  Check for Network Issues:
  
  Ensure that there are no network connectivity issues between the application servers and the enqueue server.
  
  
  
  Client-Specific Troubleshooting:
  
  If the error is specific to a client, check client settings and configurations. You may also want to test the transaction in a different client to see if the issue persists.
  
  
  
  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.
  
  
  
  Contact SAP Support:
  
  If the issue persists after trying the above solutions, consider reaching out to SAP Support for further assistance.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  SM12: Display and manage locks.
  SM21: System log.
  SM51: List of active application servers.
  
  
  
  SAP Documentation: Refer to the official SAP documentation for more detailed information on enqueue mechanisms and troubleshooting steps.
  
  
  By following these steps, you should be able to identify and resolve the underlying cause of the "0S200 Error in Enqueue trace" message.