Message type: E = Error
Message class:  CNV20400 - Message class CNV20400 
Message number: 210
Message text: Error while setting table &1 to NOTUSE=' ' for the merge
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The SAP error message CNV20400210 typically occurs during a data migration or conversion process, particularly when using the SAP S/4HANA Migration Cockpit or similar tools. This error indicates that there was an issue while trying to set a specific table to a state of NOTUSE=' ' during a merge operation.
Cause: The error can be caused by several factors, including: Data Integrity Issues: There may be inconsistencies or integrity issues in the data of the table being processed. Locking Issues: The table might be locked by another process, preventing the operation from completing.
Configuration Issues: There may be incorrect configurations in the migration settings or parameters. Missing Authorizations: The user executing the migration may not have the necessary authorizations to modify the table. Technical Issues: There could be underlying technical issues with the database or the SAP system itself.
Solution: To resolve the error, you can take the following steps: Check Data Integrity: Review the data in the table to
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