How To Fix SDDL_PARSER_MSG399 - Target entity "&1" must be a projection view

SDDL_PARSER_MSG399 - Overview

• Message type: E = Error

• Message class: SDDL_PARSER_MSG - Message Class for DDL Parser

• Message number: 399

• Message text: Target entity "&1" must be a projection view

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message SDDL_PARSER_MSG399 - Target entity "&1" must be a projection view ?

  The SAP error message SDDL_PARSER_MSG399 indicates that the target entity specified in your operation must be a projection view, but it is not. This error typically arises in the context of SAP's Core Data Services (CDS) views or when working with the SAP Business Application Studio or SAP HANA.
  
  Cause:
  The error occurs when:
  
  You are trying to use a non-projection view (like a standard CDS view or a table) as a target entity in a data manipulation operation (like an insert, update, or delete).
  The target entity is expected to be a projection view, which is a specific type of view that only includes a subset of fields from the underlying data model.
  
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check the Target Entity: Ensure that the target entity you are trying to use is indeed a projection view. You can do this by checking the definition of the view in the