How to fix the Oracle error ORA-19597: file string block size string does not match set block size of string?

In this post, you’ll learn more about the Oracle ErrorORA-19597: file string block size string does not match set block size of string with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-19597: file string block size string does not match set block size of string

Reason for the Error ORA-19597: file string block size string does not match set block size of string

A file was specified for inclusion in a backup set but it has a logical block size different from the rest of the files in the backup set. All files in a backup set must have the same logical block size.

How to fix the Error ORA-19597: file string block size string does not match set block size of string ?

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

Specify a file that has the same block size as the rest of the files in the backup set. The conversation is still active and more files can be specified.