Message type: E = Error
Message class:  CNV_MBT_DEX - DMIS Data Extract related messages 
Message number: 021
Message text: Error while importing control file for Data Extract &
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The SAP error message CNV_MBT_DEX021 typically occurs during the data extraction process when there is an issue with importing a control file. This error is part of the SAP Data Migration process, particularly in the context of the SAP S/4HANA Migration Cockpit or other data migration tools.
Cause: The error can be caused by several factors, including: File Format Issues: The control file may not be in the expected format or may be corrupted. Incorrect File Path: The system may not be able to locate the control file due to an incorrect file path. Permissions Issues: The user may not have the necessary permissions to access the control file. Data Consistency Issues: The data within the control file may not be consistent with the expected structure or content. Version Mismatch: The control file may be created in a different version of the tool or system than the one currently being used.
Solution: To resolve the CNV_MBT_DEX021 error, you can
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