How To Fix CNVMBTSCRAMBLE024 - You cannot reassign to an existing primary field

CNVMBTSCRAMBLE024 - Overview

• Message type: E = Error

• Message class: CNVMBTSCRAMBLE - Scramble

• Message number: 024

• Message text: You cannot reassign to an existing primary field

Self-Explanatory Message

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CNVMBTSCRAMBLE024 - Details

• The SAP error message CNVMBTSCRAMBLE024 typically occurs during data migration or transformation processes, particularly when using the SAP S/4HANA Migration Cockpit or similar tools. This error indicates that there is an attempt to reassign a value to a primary field that already has an existing value, which is not allowed.
  
  Cause:
  
  Primary Key Violation: The error arises when the system detects that you are trying to assign a new value to a primary key field that already has an existing entry. In databases, primary keys must be unique, and reassigning a value to an existing primary key violates this uniqueness constraint.
  Data Mapping Issues: There may be issues in the data mapping configuration where the source data is incorrectly mapped to the target fields, leading to conflicts.
  Duplicate Entries: The source data may contain duplicate entries for the primary key, which can cause conflicts during the migration process.
  
  
  Solution:
  
  Check Data Mapping: Review the data mapping