How To Fix SDDL_PARSER_MSG480 - Syntax "EXTEND VIEW ENTITY" permitted for view entities only

SAP Error Message - Details

• Message type: E = Error

• Message class: SDDL_PARSER_MSG - Message Class for DDL Parser

• Message number: 480

• Message text: Syntax "EXTEND VIEW ENTITY" permitted for view entities only

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message SDDL_PARSER_MSG480 - Syntax "EXTEND VIEW ENTITY" permitted for view entities only ?

  The SAP error message SDDL_PARSER_MSG480 indicates that there is a syntax issue in your code related to the use of the EXTEND VIEW ENTITY statement. This error typically occurs when you attempt to extend a view entity that is not defined as a view entity in the SAP system.
  Cause:
  The error arises when:
  
  You are trying to use the EXTEND VIEW ENTITY statement on an entity that is not a view entity. In SAP, view entities are defined using the define view statement, and only these can be extended.
  There may be a typo or incorrect reference in your code that leads to the misunderstanding of the entity type.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Entity Type: Ensure that the entity you are trying to extend is indeed a view entity. You can do this by checking the definition of the entity in your ABAP CDS (Core Data Services) view or in the relevant data model.
  
  
  Correct Syntax: If you are mistakenly trying to extend a non-view entity, you need to either:
  
  Change your approach to extend a valid view entity.
  If you need to modify a non-view entity, consider using other methods such as creating a new view or modifying the existing entity directly if you have the necessary permissions.
  
  
  
  Review Documentation: Refer to the SAP documentation for Core Data Services (CDS) to understand the correct usage of EXTEND VIEW ENTITY and the requirements for defining view entities.
  
  
  Example of Correct Usage:
  Here is an example of how to correctly extend a view entity:
  define view entity ZMyView
  as select from MyTable
  {
      key MyField,
      OtherField
  }
  
  extend view entity ZMyView
  {
      NewField
  }
  
  
  Related Information:
  
  CDS Views: Understand the difference between standard database tables and CDS views. CDS views are designed for data modeling and can be extended, while standard tables cannot.
  SAP Notes: Check for any relevant SAP Notes or updates that might address specific issues related to your version of SAP.
  Community Forums: Engage with the SAP community forums or SAP Help Portal for additional insights and examples from other developers who may have encountered similar issues.
  
  By following these steps, you should be able to resolve the error and successfully extend the appropriate view entity in your SAP environment.