How To Fix MQ175 - You MUST NOT change the default restart settings ===>


SAP Error Message - Details

  • Message type: E = Error

  • Message class: MQ - Messages for Euro Changeover Package

  • Message number: 175

  • Message text: You MUST NOT change the default restart settings ===>

  • Show details Hide details
  • What causes this issue?

    You must <ZH>NEVER</> change the restart settings configured by SAP for
    the changeover package or the tables.

    The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

    ORACLE : <ZH>Restart for packages/tables is not active</>
    All other DBs:<ZH>Restart for packages/tables must be active</>
    As described in OSS note 132631, making a change could lead to
    considerable inconsistencies (depending on your database).

    System Response

    This function is stopped.

    How to fix this error?

    Read and apply the information contained in note 132631 !!

    Procedure for System Administrators


    Error message extract from SAP system. Copyright SAP SE.


Smart SAP Assistant

  • What is the cause and solution for SAP error message MQ175 - You MUST NOT change the default restart settings ===> ?

    The SAP error message MQ175, which states "You MUST NOT change the default restart settings," typically occurs in the context of SAP's Message Queue (MQ) or when dealing with background jobs and their restart settings. This error is a warning that indicates that the system's default settings for job restarts should not be altered, as doing so could lead to unintended consequences or system instability.

    Cause:

    1. Default Settings Violation: The error is triggered when a user attempts to modify the default restart settings for a job or process that is managed by the SAP system.
    2. System Integrity: The system is designed to maintain certain default configurations to ensure stability and reliability. Changing these settings can compromise the integrity of the job processing.

    Solution:

    1. Revert Changes: If you have attempted to change the default restart settings, revert them back to their original state. This may involve resetting any parameters or configurations that were altered.
    2. Consult Documentation: Review the SAP documentation or help files related to job management and message queues to understand the implications of the default settings.
    3. Contact SAP Support: If you are unsure about the default settings or how to proceed, consider reaching out to SAP support for guidance. They can provide insights specific to your system configuration and requirements.
    4. Review Job Configuration: Ensure that the job or process configuration adheres to best practices and does not require any changes to the default restart settings.

    Related Information:

    • SAP Notes: Check for any relevant SAP Notes that may address this specific error message or provide additional context.
    • System Logs: Review system logs for any additional error messages or warnings that may provide more context about the issue.
    • User Permissions: Ensure that the user attempting to make changes has the appropriate permissions and is aware of the implications of modifying system settings.
    • Training and Best Practices: Consider training for users who manage jobs and processes in SAP to ensure they understand the importance of default settings and the potential risks of changing them.

    By following these steps, you should be able to resolve the MQ175 error and maintain the stability of your SAP environment.

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