How To Fix CNV_10020774 - &1 &2: incorrect rule assignment for evaluation of nested component &3

CNV_10020774 - Overview

• Message type: E = Error

• Message class: CNV_10020 - Message class for package 10020

• Message number: 774

• Message text: &1 &2: incorrect rule assignment for evaluation of nested component &3

Self-Explanatory Message

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CNV_10020774 - Details

• The SAP error message CNV_10020774 typically relates to issues encountered during data migration or conversion processes, particularly when using the SAP S/4HANA Migration Cockpit or similar tools. This specific error indicates that there is an incorrect rule assignment for the evaluation of a nested component in the data being processed.
  
  Cause:
  
  Incorrect Mapping: The error often arises when there is a mismatch in the mapping of fields or components in the data structure. This can happen if the source data does not align with the expected structure in the target system.
  Nested Components: If the data being migrated includes nested components (like sub-structures or complex data types), and the rules for evaluating these components are not correctly defined or assigned, this error can occur.
  
  Configuration Issues: There may be issues in the configuration of the migration project, such as missing or incorrect transformation rules for the nested components.
  
  
  Solution:
  
  Review Mapping Rules: Check the mapping rules