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How To Fix SFDT_CODE_COMPOSER021 - Exception while trying to generate the DDIC table type


SAP Error Message - Details

  • Message type: E = Error

  • Message class: SFDT_CODE_COMPOSER - Messages for Code Composer

  • Message number: 021

  • Message text: Exception while trying to generate the DDIC table type

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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 SFDT_CODE_COMPOSER021 - Exception while trying to generate the DDIC table type ?

    The SAP error message SFDT_CODE_COMPOSER021 typically indicates an issue encountered while trying to generate a Data Dictionary (DDIC) table type in the context of SAP's code composer or data modeler tools. This error can arise due to various reasons, and here are some common causes, potential solutions, and related information:

    Causes:

    1. Inconsistent Data Model: There may be inconsistencies in the data model that prevent the generation of the DDIC table type.
    2. Missing Dependencies: Required dependencies or objects (like domains, data elements, or other table types) may be missing or not properly defined.
    3. Syntax Errors: There could be syntax errors in the definitions of the table type or related objects.
    4. Authorization Issues: The user may not have the necessary authorizations to create or modify DDIC objects.
    5. Transport Issues: If the object is being transported from one system to another, there may be issues with the transport request.

    Solutions:

    1. Check Data Model: Review the data model for any inconsistencies or errors. Ensure that all referenced objects are correctly defined and active.
    2. Verify Dependencies: Ensure that all necessary domains, data elements, and other related objects are available and correctly defined in the system.
    3. Review Syntax: Check for any syntax errors in the definitions of the table type and related objects. Use the ABAP Workbench to validate the syntax.
    4. Authorization Check: Ensure that the user has the necessary authorizations to create or modify DDIC objects. You may need to consult with your SAP security team.
    5. Transport Request: If the issue is related to a transport, check the transport logs for any errors and ensure that all necessary objects are included in the transport request.
    6. Recreate the Object: If the issue persists, consider deleting and recreating the DDIC table type to ensure that it is generated correctly.

    Related Information:

    • SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
    • Transaction Codes: Familiarize yourself with relevant transaction codes such as SE11 (Data Dictionary), SE80 (Object Navigator), and SE37 (Function Builder) for debugging and analysis.
    • Logs and Traces: Review system logs (SM21) and developer traces (ST22) for any additional error messages or information that may help diagnose the issue.

    If the problem persists after trying the above solutions, it may be beneficial to reach out to SAP support or consult with an experienced SAP developer for further assistance.

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