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How To Fix SOS_MAPPING143 - You cannot define a mapping for abstract classes


SAP Error Message - Details

  • Message type: E = Error

  • Message class: SOS_MAPPING - Object Services: Persistence Mapping for Messages

  • Message number: 143

  • Message text: You cannot define a mapping for abstract classes

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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 SOS_MAPPING143 - You cannot define a mapping for abstract classes ?

    The SAP error message SOS_MAPPING143 indicates that you are trying to define a mapping for an abstract class in the context of SAP's data mapping or transformation processes, such as in SAP Process Integration (PI) or SAP Process Orchestration (PO). Abstract classes cannot be instantiated, and therefore, you cannot create mappings for them.

    Cause:

    1. Abstract Class Usage: The error occurs when you attempt to create a mapping for an abstract class. Abstract classes are designed to be base classes that cannot be instantiated directly; they are meant to be subclassed.
    2. Incorrect Mapping Configuration: The mapping configuration may inadvertently reference an abstract class instead of a concrete implementation.

    Solution:

    1. Check Class Definition: Review the class you are trying to map. Ensure that you are not using an abstract class. If you are, switch to a concrete subclass that implements the necessary methods.
    2. Update Mapping Configuration: Modify your mapping configuration to reference a concrete class instead of the abstract class. This may involve changing the source or target class in your mapping.
    3. Review Inheritance Structure: If you are working with a hierarchy of classes, ensure that the mapping points to the correct subclass that can be instantiated.
    4. Testing: After making the necessary changes, test the mapping again to ensure that the error is resolved.

    Related Information:

    • Abstract Classes in SAP: Understand the role of abstract classes in SAP development. They are often used to define a common interface or behavior for subclasses.
    • Mapping in SAP PI/PO: Familiarize yourself with the mapping tools and techniques in SAP PI/PO, including graphical mapping, XSLT mapping, and Java mapping.
    • Documentation: Refer to SAP documentation or community forums for additional insights and examples related to mapping configurations and class hierarchies.

    By addressing the use of abstract classes in your mapping configuration, you should be able to resolve the SOS_MAPPING143 error.

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