Message type: E = Error
Message class:  CNV_20200_CHECK - Messages for check functions (company code merge) 
Message number: 209
Message text: Merge of cash journals with postings in more than one company code
Merge of cash journals with postings in more than one company code.
Error.
Provide a suitable mapping for cash journals.
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_CHECK209 indicates that there is an issue with merging cash journals that contain postings across multiple company codes. This error typically arises during data migration or conversion processes, particularly when using SAP's tools for data migration, such as the SAP S/4HANA Migration Cockpit or other conversion tools.
Cause: The primary cause of this error is that the cash journal entries being processed include postings that belong to more than one company code. In SAP, cash journals are typically maintained at the company code level, and merging entries from different company codes can lead to inconsistencies and data integrity issues.
Solution: To resolve this error, you can take the following steps: Identify the Cash Journals: Determine which cash journals are causing the issue. You may need to review the data being processed to identify the specific entries that span multiple company codes. Separate Entries by Company Code: Ensure that cash journal entries are
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