Message type: E = Error
Message class:  CNV_20200_CHECK - Messages for check functions (company code merge) 
Message number: 184
Message text: &1 more different balance sheet adjustment runs for this company code
Some balance sheet adjustment runs are not alligned with the adjustment
runs of the reference company code. Only the first entries are diplayed
in the log.  You can view all entries in table RF180.
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_CHECK184 typically indicates that there are multiple balance sheet adjustment runs for a specific company code in the context of a data migration or conversion process. This error is often encountered during the use of SAP's Conversion Tools, particularly when migrating data from legacy systems to SAP S/4HANA or during the use of the SAP S/4HANA Migration Cockpit.
Cause: The error arises when the system detects that there are more than one balance sheet adjustment runs for the specified company code. This situation can occur due to: Duplicate Runs: Multiple adjustment runs have been executed for the same company code, which can lead to inconsistencies in the financial data. Incomplete Data Migration: If the data migration process was interrupted or not completed properly, it may leave behind remnants of previous runs.
Configuration Issues: Incorrect configuration settings in the migration tool or in the company code settings can lead to this error.
Solution: To
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