How To Fix CFD_REGISTRY_CHECK158 - Missing viewEnhancementCategory annotation [#PROJECTION_LIST, #GROUP_BY]

SAP Error Message - Details

• Message type: E = Error

• Message class: CFD_REGISTRY_CHECK - Custom Fields: Messages for Registry Check

• Message number: 158

• Message text: Missing viewEnhancementCategory annotation [#PROJECTION_LIST, #GROUP_BY]

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CFD_REGISTRY_CHECK158 - Missing viewEnhancementCategory annotation [#PROJECTION_LIST, #GROUP_BY] ?

  The SAP error message CFD_REGISTRY_CHECK158, which indicates a "Missing viewEnhancementCategory annotation [#PROJECTION_LIST, #GROUP_BY]," typically arises in the context of SAP Fiori or SAP Gateway services when there is an issue with the annotations defined in your OData service. This error suggests that the system is expecting certain annotations that are not present in your service definition.
  
  Cause:
  
  Missing Annotations: The error is primarily caused by the absence of the @UI.enhancementCategory annotation in your OData service definition. This annotation is necessary for the system to understand how to handle projections and groupings in the data model.
  Incorrect Service Definition: If the service definition does not properly define the expected behavior for projections or groupings, it can lead to this error.
  Model 
  Configuration Issues: There may be issues in the underlying data model or the way it is configured in the SAP system.
  
  
  Solution:
  
  
  Add Missing Annotations: 
  
  You need to add the @UI.enhancementCategory annotation to the relevant entity