How To Fix CNV_PE_CHECK126 - Order number &1 used several times for same parameter mapping combination

CNV_PE_CHECK126 - Overview

• Message type: E = Error

• Message class: CNV_PE_CHECK - Check Framework messages for posting engine

• Message number: 126

• Message text: Order number &1 used several times for same parameter mapping combination

Self-Explanatory Message

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CNV_PE_CHECK126 - Details

• The SAP error message CNV_PE_CHECK126 indicates that there is a duplicate order number being used for the same parameter mapping combination in a conversion process. This typically occurs during data migration or transformation processes, particularly when using SAP's Conversion Tools or Data Migration tools.
  
  Cause:
  
  Duplicate Entries: The error is primarily caused by having multiple entries with the same order number for a specific parameter mapping. This can happen if the data being processed has been incorrectly prepared or if there are multiple mappings defined for the same order number.
  
  Configuration Issues: There may be issues in the configuration of the mapping parameters, leading to conflicts.
  Data Integrity Issues: The source data may contain duplicates or inconsistencies that are not being handled correctly.
  
  
  Solution:
  
  Identify Duplicates: Review the mapping configuration and the data being processed to identify where the duplicates are occurring. You can do this by checking the relevant tables or logs that contain the