How to fix the Oracle error EXP-00039: export file string must be on a disk?

In this post, you’ll learn more about the Oracle ErrorEXP-00039: export file string must be on a disk with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

EXP-00039: export file string must be on a disk

Reason for the Error EXP-00039: export file string must be on a disk

On some platforms, export can read files from tape. This message is displayed if the first file in an export file set was on disk and you specified a tape device for a second or subsequent file.

How to fix the Error EXP-00039: export file string must be on a disk ?

You can fix this error in Oracle by following the below steps

Verify that you have specified the correct file name for the export file. Remember that all export files can be either on disk or all files can be on tape, but not mixed both tape and disk.