How To Fix CNV_10020342 - Suggestion for maximum cardinality: &1

CNV_10020342 - Overview

• Message type: E = Error

• Message class: CNV_10020 - Message class for package 10020

• Message number: 342

• Message text: Suggestion for maximum cardinality: &1

Self-Explanatory Message

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CNV_10020342 - Details

• The SAP error message CNV_10020342, which suggests a maximum cardinality issue, typically arises during data migration or conversion processes, particularly when using the SAP S/4HANA Migration Cockpit or similar tools. This error indicates that the system has detected a potential problem with the cardinality of relationships between entities in your data model.
  
  Cause:
  The error message CNV_10020342 suggests that there is a mismatch or inconsistency in the expected maximum cardinality of a relationship between two entities. Cardinality refers to the number of instances of one entity that can or must be associated with instances of another entity. For example, a one-to-many relationship means that one instance of an entity can be associated with multiple instances of another entity.
  Common causes for this error include:
  
  Incorrectly defined relationships in the data model.
  Data that does not conform to the expected cardinality rules (e.g., a record that is supposed to have a one-to-many relationship but has multiple