Message type: E = Error
Message class:  CNV_20200_CHECK - Messages for check functions (company code merge) 
Message number: 212
Message text: Cash journal business transactions are unique and must not be merged
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The SAP error message CNV_20200_CHECK212 indicates that there is an issue with cash journal business transactions in the context of data migration or conversion processes. This error typically arises when there is an attempt to merge cash journal entries that are supposed to be unique.
Cause: Unique Transactions: Cash journal transactions are designed to be unique for accounting purposes. Merging them can lead to inconsistencies in financial reporting and auditing. Data Migration Issues: This error often occurs during data migration processes, where multiple entries are being processed, and the system detects that they should not be combined due to their unique identifiers. Configuration Errors: There may be configuration settings in the cash journal that are not aligned with the expected data structure or business rules.
Solution: Review Transactions: Check the cash journal entries that are being processed. Ensure that they are indeed unique and should not be merged. Look for duplicate entries or entries that
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