How To Fix ESH_SQL_SEARCH077 - Search error found in CDS Entity &1: 1:n cardinality issue

SAP Error Message - Details

• Message type: E = Error

• Message class: ESH_SQL_SEARCH - ESH SQL Search

• Message number: 077

• Message text: Search error found in CDS Entity &1: 1:n cardinality issue

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message ESH_SQL_SEARCH077 - Search error found in CDS Entity &1: 1:n cardinality issue ?

  The SAP error message ESH_SQL_SEARCH077 indicates a cardinality issue in a Core Data Services (CDS) entity, specifically a 1:n (one-to-many) relationship. This error typically arises when the system encounters a problem with how the data is structured or queried, particularly in the context of the Enterprise Search (ESH) framework.
  
  Cause:
  
  
  Cardinality Mismatch: The error suggests that the CDS view is defined with a 1:n relationship, but the query or the way the data is being accessed does not align with this definition. This can happen if:
  
  The underlying data model does not support the expected cardinality.
  There are issues with the join conditions in the CDS view.
  The data being queried does not conform to the expected structure.
  
  
  
  Incorrect Associations: If the associations defined in the CDS view are not correctly set up, it can lead to ambiguity in how the data is retrieved, causing the cardinality error.
  
  
  Data Inconsistencies: If the data in the database does