How To Fix CNV_20900141 - Old vendor number cannot be initial(mapping) : &1

CNV_20900141 - Overview

• Message type: E = Error

• Message class: CNV_20900 - Message class for package CNV_20900

• Message number: 141

• Message text: Old vendor number cannot be initial(mapping) : &1

Self-Explanatory Message

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CNV_20900141 - Details

• The SAP error message CNV_20900141 typically occurs during data migration or conversion processes, particularly when using the SAP S/4HANA Migration Cockpit or similar tools. This error indicates that there is an issue with the vendor number mapping during the conversion process. Specifically, it suggests that the old vendor number cannot be initialized or mapped correctly.
  
  Cause:
  
  Missing Mapping: The old vendor number that you are trying to map does not exist in the mapping table or is not properly defined.
  Incorrect Data Format: The format of the old vendor number may not match the expected format in the target system.
  Data Integrity Issues: There may be inconsistencies or errors in the source data that prevent proper mapping.
  
  Configuration Issues: The mapping configuration in the migration tool may not be set up correctly.
  
  
  Solution:
  
  Check Mapping Table: Ensure that the old vendor numbers are correctly defined in the mapping table. You may need to manually add or correct