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How To Fix SOS_MAPPING820 - Attribute &: FIELDTYPE is incorrect for reference attribute


SAP Error Message - Details

  • Message type: E = Error

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

  • Message number: 820

  • Message text: Attribute &: FIELDTYPE is incorrect for reference attribute

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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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    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.

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Smart SAP Assistant

  • What is the cause and solution for SAP error message SOS_MAPPING820 - Attribute &: FIELDTYPE is incorrect for reference attribute ?

    The SAP error message SOS_MAPPING820 indicates that there is an issue with the field type of a reference attribute in your data model or mapping configuration. This error typically arises when the field type defined for a reference attribute does not match the expected type in the target system or data structure.

    Cause:

    1. Mismatched Field Types: The field type of the reference attribute in your source data does not match the expected field type in the target data structure. For example, if the target expects a numeric type but the source provides a string type, this error can occur.
    2. Incorrect Mapping Configuration: The mapping configuration may not be set up correctly, leading to a mismatch in the expected data types.
    3. Data Model Changes: If there have been recent changes to the data model or the structure of the source or target systems, this could lead to inconsistencies in field types.

    Solution:

    1. Check Field Definitions: Review the field definitions for the reference attribute in both the source and target systems. Ensure that the data types match.
    2. Update Mapping Configuration: If the mapping configuration is incorrect, update it to ensure that the correct field types are being used. This may involve changing the data type in the mapping or adjusting the source data.
    3. Data Type Conversion: If necessary, implement data type conversion in your mapping logic to ensure that the data being passed matches the expected type in the target system.
    4. Consult Documentation: Refer to the SAP documentation for the specific module or tool you are using (e.g., SAP Data Services, SAP BW) to understand the expected field types for reference attributes.
    5. Testing: After making changes, perform testing to ensure that the error is resolved and that data is being processed correctly.

    Related Information:

    • SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance on handling field type mismatches.
    • Community Forums: Engage with SAP community forums or support channels where similar issues may have been discussed, and solutions shared.
    • Data Model Documentation: Review the data model documentation for both the source and target systems to ensure compliance with expected data structures.

    By following these steps, you should be able to identify the cause of the SOS_MAPPING820 error and implement a solution to resolve it.

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