How To Fix SD_CDS_PROJECTION001 - Annotation &1&2&3&4 is mandatory in projection views.

SAP Error Message - Details

• Message type: E = Error

• Message class: SD_CDS_PROJECTION - Message for Projection Entities

• Message number: 001

• Message text: Annotation &1&2&3&4 is mandatory in projection views.

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message SD_CDS_PROJECTION001 - Annotation &1&2&3&4 is mandatory in projection views. ?

  The SAP error message SD_CDS_PROJECTION001 indicates that there is a missing mandatory annotation in a projection view within the SAP system. This error typically arises when working with Core Data Services (CDS) views in the SAP S/4HANA environment, particularly in the context of Sales and Distribution (SD) modules.
  Cause:
  The error occurs when a projection view is defined without including one or more mandatory annotations that are required for the view to function correctly. These annotations are essential for the proper definition and behavior of the CDS view, and they often relate to aspects such as data selection, filtering, or the structure of the data being projected.
  Solution:
  To resolve this error, you should take the following steps:
  
  
  Identify the Missing Annotations: The error message will typically specify which annotations are missing (represented by &1&2&3&4). Review the documentation or the definition of the projection view to identify the required annotations.
  
  
  Add the Required Annotations: Once you have identified the missing annotations, you need to modify the CDS view definition to include them. This can be done in the ABAP Development Tools (ADT) or the SAP GUI, depending on your development environment.
  
  
  Check the CDS View Definition: Ensure that the projection view is correctly defined according to the SAP guidelines. This includes checking the underlying data model and ensuring that all necessary fields and annotations are included.
  
  
  Activate the CDS View: After making the necessary changes, activate the CDS view to apply the modifications. This will also help in checking for any other potential issues.
  
  
  Test the View: After activation, test the projection view to ensure that it works as expected and that the error message no longer appears.
  
  
  Related Information:
  
  CDS Annotations: Familiarize yourself with the various annotations used in CDS views, such as @AbapCatalog.sqlViewName, @AccessControl.authorizationCheck, and others that may be relevant to your specific use case.
  SAP Documentation: Refer to the official SAP documentation for Core Data Services and the specific module you are working with (e.g., Sales and Distribution) for detailed information on required annotations and best practices.
  SAP Community: Engage with the SAP Community forums or SAP Notes for additional insights and solutions from other users who may have encountered similar issues.
  
  By following these steps, you should be able to resolve the SD_CDS_PROJECTION001 error and ensure that your projection view is correctly defined and functional.