How To Fix CNV_20900081 - There are temporary duplicates for vendor numbers

CNV_20900081 - Overview

• Message type: E = Error

• Message class: CNV_20900 - Message class for package CNV_20900

• Message number: 081

• Message text: There are temporary duplicates for vendor numbers

What causes this issue?

There are <DS:TX.CNV_MBT_TEMP_DUPLICATES>temporary duplicates</> for
vendor numbers.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

CNV_20900081 - Details

• The SAP error message CNV_20900081 indicates that there are temporary duplicates for vendor numbers during a data migration or conversion process. This error typically arises in the context of using SAP's data migration tools, such as the SAP S/4HANA Migration Cockpit or other data transfer methods.
  
  Cause:
  The error occurs when the system detects that there are multiple entries for the same vendor number in the source data. This can happen due to:
  
  Data Duplication: The source data may contain duplicate vendor records, which can occur due to data entry errors or issues during data extraction from legacy systems.
  Temporary Vendor Numbers: The system may have temporary vendor numbers that are not yet finalized or are in a transitional state.
  Data Format Issues: The vendor numbers may not be formatted consistently, leading the system to interpret them as duplicates.
  
  
  Solution:
  To resolve the error, you can follow these steps:
  
  
  Identify Duplicates:
  
  Review the source data to identify any duplicate