How To Fix CNV_20200_CHECK255 - All source house bank account ID's exist

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 255

• Message text: All source house bank account ID's exist

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_20200_CHECK255 - All source house bank account ID's exist ?

  The SAP error message CNV_20200_CHECK255 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 are issues with the source house bank account IDs, specifically that not all of them exist in the target system.
  Cause:
  
  Missing House Bank Accounts: The error suggests that some house bank account IDs that are referenced in the source data do not exist in the target system. This can happen if the house bank accounts were not created or migrated properly.
  Data Mapping Issues: There may be discrepancies in the mapping of house bank accounts between the source and target systems.
  Configuration Issues: The target system may not be configured to recognize the house bank accounts due to missing configuration settings.
  
  Solution:
  
  Verify House Bank Accounts: Check the source data to ensure that all house bank account IDs are valid and exist in the target system. You can do this by comparing the list of house bank accounts in both systems.
  Create Missing Accounts: If any house bank accounts are missing in the target system, create them manually or ensure they are included in the migration process.
  Data Mapping Review: Review the data mapping configuration to ensure that all house bank accounts are correctly mapped from the source to the target system.
  Check Migration Settings: Ensure that the migration settings in the SAP S/4HANA Migration Cockpit are correctly configured to include all necessary house bank accounts.
  Run Consistency Checks: Use SAP tools to run consistency checks on the data to identify any other potential issues that may need to be addressed.
  
  Related Information:
  
  Transaction Codes: You may use transaction codes like FI12 (House Bank) to view and manage house bank accounts in SAP.
  SAP Notes: Check for any relevant SAP Notes that may provide additional guidance or fixes related to this error.
  Documentation: Refer to the official SAP documentation for the Migration Cockpit or the specific migration tool you are using for detailed instructions on handling house bank accounts.
  Support: If the issue persists, consider reaching out to SAP support or consulting with an SAP expert who specializes in data migration.
  
  By following these steps, you should be able to resolve the CNV_20200_CHECK255 error and ensure that all source house bank account IDs are correctly accounted for in your SAP system.