How to fix the Oracle error ORA-19762: invalid file type string?

In this post, you’ll learn more about the Oracle ErrorORA-19762: invalid file type string with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-19762: invalid file type string

Reason for the Error ORA-19762: invalid file type string

An invalid file type was found in the change tracking file. Some other file was put in place of the change tracking file, or the file is corrupt.

How to fix the Error ORA-19762: invalid file type string ?

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

Disable then re-enable change tracking.