How to fix the Oracle error CLSR-01003: Error number encountered during mounting database?

In this post, you’ll learn more about the Oracle ErrorCLSR-01003: Error number encountered during mounting database with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

CLSR-01003: Error number encountered during mounting database

Reason for the Error CLSR-01003: Error number encountered during mounting database

Unexpected error occurs when mounting database.

How to fix the Error CLSR-01003: Error number encountered during mounting database ?

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

Check current status of database before retrying.