How to fix the Oracle error ORA-22289: cannot perform string operation on an unopened file or LOB?

In this post, you’ll learn more about the Oracle ErrorORA-22289: cannot perform string operation on an unopened file or LOB with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-22289: cannot perform string operation on an unopened file or LOB

Reason for the Error ORA-22289: cannot perform string operation on an unopened file or LOB

The file or LOB is not open for the required operation to be performed.

How to fix the Error ORA-22289: cannot perform string operation on an unopened file or LOB ?

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

Precede the current operation with a successful open operation on the file or LOB.