Message type: E = Error
Message class:  CNV_20100 - Messageclass for chart of account conversion 
Message number: 385
Message text: &1: in CNVTABLES sequence number was set to value &2
Table &V3& must be processed before table &V1&.
To ensure this, the sequence number for table &V1& was set to value:
&V2& in CNVTABLES.
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_20100385 typically occurs during data migration or conversion processes, particularly when using the SAP S/4HANA Migration Cockpit or other data migration tools. This error indicates that there is an issue with the sequence number in the CNVTABLES, which is a table used to manage the data migration process.
Cause: The error message CNV_20100385 is triggered when the sequence number for a specific entry in the CNVTABLES is set to a value that is not expected or is out of the defined range. This can happen due to various reasons, such as: Data Integrity Issues: There may be inconsistencies or corruption in the data being migrated. Configuration Errors: Incorrect configuration settings in the migration tool or in the source system. Duplicate Entries: There may be duplicate entries in the CNVTABLES that are causing conflicts. Custom Modifications: If there have been custom modifications to the migration process or the CNVTABLES, it could lead to
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