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How To Fix SD_CDS_PROJECTION019 - Definition of Association Filters and Aliases is not supported yet


SAP Error Message - Details

  • Message type: E = Error

  • Message class: SD_CDS_PROJECTION - Message for Projection Entities

  • Message number: 019

  • Message text: Definition of Association Filters and Aliases is not supported yet

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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 SD_CDS_PROJECTION019 - Definition of Association Filters and Aliases is not supported yet ?

    The SAP error message SD_CDS_PROJECTION019 indicates that there is an issue with the definition of association filters and aliases in a Core Data Services (CDS) view. This error typically arises when you are trying to use features in CDS views that are not yet supported in the current version of SAP or in the specific context you are working with.

    Cause:

    1. Unsupported Features: The error suggests that the use of association filters and aliases in the context of the CDS view is not supported. This could be due to limitations in the version of SAP you are using or the specific configuration of your system.
    2. Incorrect Syntax: There may be a syntax error or misconfiguration in the CDS view definition that is causing the system to reject the use of association filters or aliases.
    3. Version Compatibility: If you are using an older version of SAP, certain features may not be available, leading to this error.

    Solution:

    1. Check Documentation: Review the official SAP documentation for the version you are using to confirm whether association filters and aliases are supported in CDS views. If they are not supported, you may need to find alternative ways to achieve your goal.
    2. Modify CDS View: If possible, modify the CDS view to avoid using unsupported features. This may involve restructuring your view or using different methods to achieve the desired outcome.
    3. Update SAP Version: If you are on an older version of SAP, consider upgrading to a newer version that supports the features you need.
    4. Consult SAP Notes: Check for any relevant SAP Notes or Knowledge Base Articles (KBAs) that may address this specific error. SAP frequently updates its knowledge base with solutions to common issues.
    5. Seek Help from SAP Community: If you are unable to resolve the issue, consider reaching out to the SAP Community or SAP Support for assistance. They may have encountered similar issues and can provide guidance.

    Related Information:

    • Core Data Services (CDS): CDS is a framework for defining semantically rich data models in SAP. It allows for the creation of views that can be consumed by various applications.
    • Association Filters: These are used to filter data based on associations between entities in a CDS view.
    • Aliases: Aliases are used to rename fields or entities in a CDS view for clarity or to avoid naming conflicts.
    • SAP Release Notes: Always refer to the release notes for your specific SAP version to understand the features and limitations of CDS views.

    By following these steps, you should be able to address the error and continue working with your CDS views effectively.

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