How To Fix SADL_GW_DT_CDS069 - Annotation &1 is used multiple times.

SAP Error Message - Details

• Message type: E = Error

• Message class: SADL_GW_DT_CDS - Messages CDS Checks

• Message number: 069

• Message text: Annotation &1 is used multiple times.

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message SADL_GW_DT_CDS069 - Annotation &1 is used multiple times. ?

  The SAP error message SADL_GW_DT_CDS069 indicates that there is an issue with the annotations in your Core Data Services (CDS) view. Specifically, it means that an annotation is being used multiple times, which is not allowed in the context of CDS views.
  Cause:
  This error typically arises when:
  
  An annotation is defined more than once for the same element in the CDS view.
  There is a misconfiguration in the annotations, possibly due to copy-pasting or incorrect merging of code.
  The same annotation is applied to multiple fields or entities where it should only be applied once.
  
  Solution:
  To resolve this error, you can follow these steps:
  
  
  Review the CDS View Definition:
  
  Open the CDS view in the ABAP Development Tools (ADT) or the relevant editor.
  Check the annotations section of your CDS view for any duplicate entries.
  
  
  
  Identify Duplicates:
  
  Look for the specific annotation mentioned in the error message (if provided) and see where it is being used multiple times.
  Ensure that each annotation is applied only once per field or entity.
  
  
  
  Remove or Consolidate Annotations:
  
  If you find duplicate annotations, remove the redundant ones.
  If the same annotation needs to be applied to multiple fields, consider whether it can be consolidated or if it needs to be applied differently.
  
  
  
  Test the Changes:
  
  After making the necessary adjustments, activate the CDS view and check if the error persists.
  If the error is resolved, proceed with your development.
  
  
  
  Consult Documentation:
  
  If you are unsure about the correct usage of annotations, refer to the SAP documentation for Core Data Services and annotations to understand their intended use.
  
  
  
  Related Information:
  
  Annotations in CDS: Annotations are metadata that provide additional information about the data model, such as UI hints, data types, and behavior.
  SAP Notes: Check for any relevant SAP Notes that might address specific issues related to annotations in CDS views.
  SAP Community: Engage with the SAP Community forums for insights and solutions from other developers who may have encountered similar issues.
  
  By following these steps, you should be able to resolve the SADL_GW_DT_CDS069 error and ensure that your CDS view is correctly defined without duplicate annotations.