How To Fix CN900 - Service lines for service activity & & cannot be empty


CN900 - Overview

  • Message type: E = Error

  • Message class: CN - Meldungen für Netzpläne

  • Message number: 900

  • Message text: Service lines for service activity & & cannot be empty

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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.



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Smart SAP Assistant

  • What is the cause and solution for SAP error message CN900 - Service lines for service activity & & cannot be empty ?
    The SAP error message "CN900 Service lines for service activity & & cannot be empty" typically occurs in the context of project management or service management within SAP, particularly when dealing with service activities in a project or service order. This error indicates that the system expects service lines (details about the services to be performed) to be filled in for a specific service activity, but they are currently empty.
    
    Cause: Missing Service Lines: The most common cause of this error is that the service activity has not been assigned any service lines. Service lines are necessary to define what services are to be performed, their quantities, and other relevant details. Incorrect Configuration: There may be configuration issues in the project or service management settings that prevent the proper assignment of service lines. Data Entry Error: Users may have inadvertently skipped entering service lines when creating or modifying the service activity.
    Solution: Add Service Lines: Navigate

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