Message type: E = Error
Message class:  CNV_20200_CHECK - Messages for check functions (company code merge) 
Message number: 080
Message text: Field "Reconciliation Account in General Ledger" must be harmonized (&2)
Table &V1&:
The field "Reconciliation Account in General Ledger" should be
harmonized.
Number of differences regarding this field: &V2&
Warning, with action required
For more information about how to handle the differences, see the
roadmap. An accelerator describes how to harmonize the different fields.
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_CHECK080 indicates that there is an issue with the reconciliation account in the General Ledger (G/L) during a data migration or conversion process. This error typically arises in the context of SAP S/4HANA migrations or when using the SAP Conversion Tools.
Cause: The error message suggests that the reconciliation account for a specific account (indicated by &2) is not consistent or harmonized across the system. This can occur due to several reasons, including: Inconsistent Account Settings: The reconciliation account settings for the specified account may differ between the source and target systems. Missing Configuration: The reconciliation account may not be properly configured in the target system. Data Migration Issues: During the data migration process, the mapping of accounts may not have been done correctly, leading to discrepancies.
Solution: To resolve this error, you can follow these steps: Check Account Configuration: Verify the configuration of the reconciliation account in both the source and target systems. Ensure
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