Oracle® Database 11g / 12c / 18c error codes IMP-00401: dump file "[string]" may be an Data Pump export dump file
IMP-00401: dump file "[string]" may be an Data Pump export dump file
Oracle Error Code: IMP-00401
Cause: A dump file was specified for an import operation which appears to have been created using the Data Pump export utility. These dump files cannot be processed by the original import utility.
Action: Try using the Data Pump import utility to process this dump file.