Message type: E = Error
Message class:  CNV_20200_CHECK - Messages for check functions (company code merge) 
Message number: 250
Message text: Source house bank (CoCd &1, house bank &2) does not exist
Source house bank (company code &V1&, house bank &V2&) does not exist in
master data table T012.
It is possible that in table PAYR or PCEC values of house banks exist
which do not occur in the master data table. For this reason any value
of 'house bank ID old' is accepted.
Warning
Verify the suitable mapping for house bank ID's.
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.
The SAP error message CNV_20200_CHECK250 indicates that there is an issue with the configuration of a house bank in the system. Specifically, the error states that the source house bank for a given company code (CoCd) does not exist. This can occur during data migration or when trying to execute certain financial transactions.
Cause: Missing House Bank Configuration: The house bank specified in the transaction or migration process has not been set up in the system for the specified company code. Incorrect House Bank or Company Code: There may be a typo or incorrect entry in the house bank or company code being referenced. Data Migration Issues: If this error occurs during a data migration process, it may be due to missing or incorrect data in the source files or mapping tables. Authorization Issues: The user may not have the necessary authorizations to view or access the house bank configuration.
Solution: Check House Bank Configuration: Go to the
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