How To Fix CNV_20200_CHECK081 - There are differences in the vendor master data

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_20200_CHECK - Messages for check functions (company code merge)

• Message number: 081

• Message text: There are differences in the vendor master data

What causes this issue?

There are other differences in the vendor master data which are not
critical regarding the merge, but can seriously affect business
processes.
The system identifies differences in all the fields from table LFB1
except LFB1-AKONT (Reconciliation Account in General Ledger).

System Response

Warning

How to fix this error?

These differences can affect business processes, and must be analyzed.
Note that the system uses the settings from the reference company code.
Choose the <ZK>Details</> pushbutton of each message to view which
master records have differences. The field "not exists" in the listed
table means that there is no entry found for the reference company code.
In this case, you should create an entry to be ensure that the system
uses the settings from the reference company code.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_20200_CHECK081 - There are differences in the vendor master data ?

  The SAP error message CNV_20200_CHECK081 indicates that there are discrepancies in the vendor master data during a data migration or conversion process, typically associated with the SAP S/4HANA migration or similar projects. This error is part of the SAP Conversion and Migration tools, which help in transferring data from legacy systems to SAP systems.
  Cause:
  The differences in vendor master data can arise from several factors, including:
  
  Inconsistent Data: The vendor data in the source system may not match the expected format or structure in the target SAP system.
  Missing Data: Required fields in the vendor master data may be missing or incomplete.
  Duplicate Entries: There may be duplicate vendor entries that need to be resolved.
  Data Mapping Issues: Incorrect mapping of fields between the source and target systems can lead to discrepancies.
  Validation Rules: The target system may have stricter validation rules that the source data does not comply with.
  
  Solution:
  To resolve the CNV_20200_CHECK081 error, you can follow these steps:
  
  Data Comparison: Compare the vendor master data in the source and target systems to identify specific discrepancies.
  Data Cleansing: Cleanse the data in the source system to ensure it meets the requirements of the target system. This may involve:
  
  Filling in missing fields.
  Correcting data formats.
  Removing duplicates.
  
  
  Mapping Review: Review the mapping of fields between the source and target systems to ensure they align correctly.
  Validation: Ensure that the vendor master data complies with the validation rules of the target system.
  Use Migration Tools: Utilize SAP's migration tools (like the SAP S/4HANA Migration Cockpit) to assist in the data migration process, as they often include features for data validation and error handling.
  Testing: After making corrections, perform a test migration to verify that the issues have been resolved.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may provide additional guidance or updates related to this error message.
  Documentation: Review the official SAP documentation for the migration tools you are using, as they often contain best practices and troubleshooting tips.
  Community Forums: Engage with the SAP Community or forums where other users may have encountered similar issues and can share their solutions.
  
  By following these steps, you should be able to identify and resolve the discrepancies in the vendor master data that are causing the CNV_20200_CHECK081 error.