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How To Fix WM747 - Communication error: For task name &


SAP Error Message - Details

  • Message type: E = Error

  • Message class: WM - IS-R Assortments

  • Message number: 747

  • Message text: Communication error: For task name &

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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 WM747 - Communication error: For task name & ?

    The SAP error message WM747 ("Communication error: For task name &") typically occurs in the Warehouse Management (WM) module when there is a communication issue related to a specific task. This error can arise due to various reasons, including network issues, system configuration problems, or issues with the underlying database.

    Causes:

    1. Network Issues: Temporary network disruptions can lead to communication errors between the SAP system and the database or other connected systems.
    2. System Configuration: Incorrect configuration settings in the Warehouse Management module or related components can cause communication failures.
    3. Database Issues: Problems with the database, such as locks or performance issues, can prevent the system from processing tasks correctly.
    4. Task Locking: If a task is locked by another process or user, it may lead to communication errors when trying to access or modify that task.
    5. User Authorizations: Insufficient authorizations for the user trying to execute the task can also lead to communication errors.

    Solutions:

    1. Check Network Connectivity: Ensure that there are no network issues affecting communication between the SAP system and the database or other systems.
    2. Review System Configuration: Verify the configuration settings in the Warehouse Management module to ensure they are set up correctly.
    3. Database Performance: Check the database for any locks or performance issues. You may need to consult with your database administrator to resolve these issues.
    4. Release Locks: If a task is locked, identify the user or process holding the lock and release it if appropriate.
    5. User Authorizations: Ensure that the user has the necessary authorizations to perform the task. You may need to adjust roles or permissions in the user profile.
    6. Check Logs: Review the SAP system logs (transaction SLG1) for any additional error messages or details that can provide more context about the issue.
    7. Restart Processes: Sometimes, restarting the relevant processes or services can resolve temporary communication issues.

    Related Information:

    • Transaction Codes: You may want to use transaction codes like SM21 (System Log), SLG1 (Application Log), or SM37 (Job Monitoring) to gather more information about the error.
    • SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
    • Documentation: Refer to the official SAP documentation for Warehouse Management for more details on task management and error handling.

    If the issue persists after trying the above solutions, it may be necessary to involve your SAP Basis team or SAP support for further investigation.

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