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Oracle® Database 11g / 12c / 18c error codes IMP-00016: required character set conversion (type number to number) not supported
IMP-00016: required character set conversion (type number to number) not supported
Oracle Error Code: IMP-00016
Cause: Import could not convert the character format of the export file into the native character format.
Action: Change the user character set by setting the NLS_LANG environment variable to match the character set of the export file.