How To Fix CNV_00001187 - Method parameter &1 is not assigned to a source table field

CNV_00001187 - Overview

• Message type: E = Error

• Message class: CNV_00001 - Message class for CWB settings maintenance programs

• Message number: 187

• Message text: Method parameter &1 is not assigned to a source table field

Self-Explanatory Message

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CNV_00001187 - Details

• The SAP error message CNV_00001187 indicates that a method parameter in a conversion program is not correctly assigned to a source table field. This typically occurs during data migration or conversion processes, particularly when using SAP's data migration tools like the SAP S/4HANA Migration Cockpit or other custom conversion programs.
  
  Cause:
  
  Missing Mapping: The method parameter is expected to be mapped to a field in the source table, but the mapping is either missing or incorrectly defined.
  Incorrect Configuration: The configuration of the data migration or conversion program may not align with the source data structure.
  Changes in Data Structure: If the source table structure has changed (e.g., fields added, removed, or renamed), the existing mappings may no longer be valid.
  Custom Code Issues: If custom code is involved, there may be issues in the logic that assigns values to method parameters.
  
  
  Solution:
  
  Check Mapping Configuration: Review the mapping configuration for the conversion program. Ensure that all