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How To Fix SVMCRT_SESSION_MGM018 - A metadata collision occurred. IDs of sessions: <&1>


SAP Error Message - Details

  • Message type: E = Error

  • Message class: SVMCRT_SESSION_MGM - Log Messages of the Session Management

  • Message number: 018

  • Message text: A metadata collision occurred. IDs of sessions: <&1>

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  • 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 SVMCRT_SESSION_MGM018 - A metadata collision occurred. IDs of sessions: <&1> ?

    The SAP error message SVMCRT_SESSION_MGM018 indicates that a metadata collision has occurred, which typically means that there are conflicting session IDs trying to access or modify the same metadata object in the SAP system. This can happen in scenarios where multiple sessions or transactions are attempting to work with the same data simultaneously, leading to inconsistencies or conflicts.

    Cause:

    1. Concurrent Access: Multiple users or processes are trying to access or modify the same metadata object at the same time.
    2. Session Management Issues: There may be issues with how sessions are being managed, leading to conflicts.
    3. System Configuration: Misconfiguration in the system settings related to session handling or metadata management.
    4. Locking Mechanisms: The locking mechanisms in place may not be functioning correctly, allowing multiple sessions to attempt to modify the same object.

    Solution:

    1. Identify Conflicting Sessions: Use the session IDs provided in the error message to identify which sessions are causing the conflict. You can check transaction codes like SM50 or SM66 to monitor active processes.
    2. Terminate Conflicting Sessions: If possible, terminate the conflicting sessions to resolve the collision. This can be done through transaction SM50 (for local processes) or SM66 (for global processes).
    3. Review and Adjust Configuration: Check the configuration settings related to session management and metadata handling. Ensure that they are set up correctly to prevent collisions.
    4. Implement Locking Mechanisms: Ensure that proper locking mechanisms are in place to prevent multiple sessions from accessing the same metadata object simultaneously.
    5. Consult SAP Notes: Look for any relevant SAP Notes that may address this specific error or provide guidance on best practices for session management.
    6. System Restart: In some cases, a system restart may help clear any lingering session issues.

    Related Information:

    • SAP Documentation: Refer to the official SAP documentation for more details on session management and metadata handling.
    • SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
    • SAP Support: If the issue persists, consider reaching out to SAP Support for assistance, especially if it impacts critical business processes.

    By following these steps, you should be able to diagnose and resolve the metadata collision error in your SAP system.

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