How To Fix C$748 - Class & does not exist


SAP Error Message - Details

  • Message type: E = Error

  • Message class: C$ -

  • Message number: 748

  • Message text: Class & does not exist

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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 C$748 - Class & does not exist ?

    The SAP error message C$748 "Class & does not exist" typically indicates that the system is trying to access a class that has not been defined or is not available in the current context. This error can occur in various scenarios, such as when working with ABAP programs, class-based programming, or when trying to use a class in a transaction or report.

    Causes:

    1. Class Not Created: The class you are trying to use has not been created in the SAP system.
    2. Incorrect Class Name: There may be a typo or incorrect naming in the class name being referenced.
    3. Transport Issues: If the class was recently transported from another system, it may not have been imported correctly.
    4. Authorization Issues: The user may not have the necessary authorizations to access the class.
    5. Namespace Issues: The class might be in a different namespace that is not accessible in the current context.

    Solutions:

    1. Check Class Existence:

      • Use transaction code SE24 (Class Builder) to check if the class exists. Enter the class name and see if it is available.
    2. Create the Class:

      • If the class does not exist, you may need to create it using SE24. Ensure that you follow the naming conventions and guidelines for class creation.
    3. Verify Class Name:

      • Double-check the spelling and case sensitivity of the class name in your code or configuration.
    4. Transport Check:

      • If the class was supposed to be transported, check the transport logs to ensure it was successfully imported into the target system.
    5. Authorization Check:

      • Ensure that the user has the necessary authorizations to access the class. You may need to consult with your SAP security team.
    6. Namespace Check:

      • If the class is in a different namespace, ensure that you have the correct access rights to that namespace.

    Related Information:

    • Transaction Codes:

      • SE24: Class Builder
      • SE80: Object Navigator (to check for classes and other objects)
    • Documentation:

      • SAP Help Portal and SAP Community can provide additional insights and troubleshooting steps related to class management and error handling.
    • Debugging:

      • If you are a developer, you can use the ABAP debugger to trace where the error is occurring and gather more context about the issue.

    By following these steps, you should be able to identify the cause of the C$748 error and implement a solution. If the problem persists, consider reaching out to your SAP support team for further assistance.

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