How To Fix SADL_EXPOSURE073 - Cardinality of association '&1' of entity '&2' is not unique

SADL_EXPOSURE073 - Overview

• Message type: E = Error

• Message class: SADL_EXPOSURE - Errors During Exposure Compilation

• Message number: 073

• Message text: Cardinality of association '&1' of entity '&2' is not unique

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message SADL_EXPOSURE073 - Cardinality of association '&1' of entity '&2' is not unique ?

  The SAP error message SADL_EXPOSURE073 indicates that there is an issue with the cardinality of an association in the context of the SAP ABAP programming model, particularly when working with the SAP Data Access Layer (SADL). This error typically arises when the system detects that the cardinality of an association is not unique, which can lead to ambiguity in data retrieval.
  
  Cause:
  The error occurs when:
  
  An association defined in the data model has a cardinality that does not uniquely identify the relationship between two entities. For example, if an association is defined as one-to-many (1:N) or many-to-many (N:M) but is expected to be one-to-one (1:1) or one-to-many (1:N) in a specific context, it can lead to this error.
  The underlying data model does not enforce uniqueness constraints that are expected by the application logic.
  
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Review the Data Model: Check the definition of the entities and