How To Fix CNV_20900026 - Vendor &1 will be coverted to &2 with new account group &3

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_20900 - Message class for package CNV_20900

• Message number: 026

• Message text: Vendor &1 will be coverted to &2 with new account group &3

What causes this issue?

Old vendor numbers will be merged to &V2& having properties of old
vendor &V1&, vendor &V1& is assigned to account group &V4& and converted
vendor number &V2& will be assigned to account group &V3& (as per given
mapping).
If this stands true, ignore the message.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_20900026 - Vendor &1 will be coverted to &2 with new account group &3 ?

  The SAP error message CNV_20900026 indicates that during a data conversion process, a vendor (or supplier) is being converted to a new account group. This message typically arises in the context of data migration or conversion projects, particularly when using SAP's Migration Cockpit or similar tools.
  Cause:
  The error message CNV_20900026 is triggered when:
  
  A vendor account is being converted from one account group to another during a migration process.
  The system identifies that the vendor's current account group does not match the expected configuration or requirements for the new account group.
  There may be inconsistencies in the vendor data that prevent a smooth transition to the new account group.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Review the Vendor Data: Check the vendor data for any inconsistencies or missing information that may be causing the conversion issue. Ensure that all required fields for the new account group are populated.
  
  
  Check Account Group Configuration: Verify the configuration of the new account group in the SAP system. Ensure that it is set up correctly and that it allows for the conversion of the vendor from the old account group.
  
  
  Adjust Mapping Settings: If you are using a migration tool, review the mapping settings to ensure that the vendor accounts are correctly mapped to the new account group.
  
  
  Consult Documentation: Refer to SAP documentation or notes related to the specific migration process you are using. There may be specific guidelines or prerequisites for converting vendors.
  
  
  Test in a Development Environment: If possible, perform the conversion in a development or test environment first to identify any issues before executing it in the production environment.
  
  
  Seek Help from SAP Support: If the issue persists, consider reaching out to SAP support for assistance. They may provide insights or patches that can help resolve the issue.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as BP (Business Partner) for vendor management and OBD2 for account group settings.
  Data Migration Tools: Understand the tools you are using for data migration, such as the SAP S/4HANA Migration Cockpit or Legacy System Migration Workbench (LSMW).
  SAP Notes: Search for SAP Notes related to vendor conversion issues, as they may contain specific fixes or workarounds for known problems.
  
  By following these steps, you should be able to address the CNV_20900026 error and successfully convert the vendor to the new account group.