How to fix the Oracle error ORA-27606: Smart I/O failed because the diskgroup was found to be unmounted. tablespace number: “string”, file number: “string”?

In this post, you’ll learn more about the Oracle ErrorORA-27606: Smart I/O failed because the diskgroup was found to be unmounted. tablespace number: “string”, file number: “string” with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-27606: Smart I/O failed because the diskgroup was found to be unmounted. tablespace number: “string”, file number: “string”

Reason for the Error ORA-27606: Smart I/O failed because the diskgroup was found to be unmounted. tablespace number: “string”, file number: “string”

The diskgroup to which the specified file belongs was found to be unmounted.

How to fix the Error ORA-27606: Smart I/O failed because the diskgroup was found to be unmounted. tablespace number: “string”, file number: “string” ?

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

Ensure that the diskgroup to which the specified file belongs is mounted.