How To Fix RSODP_ABAP_CDS328 - Error reading CDC annotations: multiple #MAIN tables specified

RSODP_ABAP_CDS328 - Overview

• Message type: E = Error

• Message class: RSODP_ABAP_CDS -

• Message number: 328

• Message text: Error reading CDC annotations: multiple #MAIN tables specified

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSODP_ABAP_CDS328 - Error reading CDC annotations: multiple #MAIN tables specified ?

  The SAP error message RSODP_ABAP_CDS328 indicates that there is an issue with reading Core Data Services (CDS) annotations due to multiple #MAIN tables being specified in the CDS view definition. This error typically arises when the CDS view is trying to define a main entity but encounters more than one table marked as #MAIN, which is not allowed.
  
  Cause:
  
  Multiple #MAIN Annotations: In a CDS view, you can only have one main entity defined using the @AbapCatalog.sqlViewName and @AbapCatalog.compiler.compareFilter annotations. If there are multiple tables or entities marked with #MAIN, the system cannot determine which one to treat as the primary entity.
  Incorrect CDS View Definition: The CDS view might be incorrectly defined, leading to ambiguity in the main entity.
  
  
  Solution:
  
  
  Review the CDS View Definition: Check the CDS view definition for any #MAIN annotations. Ensure that only one table is marked as the main entity. You can do this by:
  
  Opening the CDS view in