How to fix the Oracle error CLSR-01009: database management module failed to start?

In this post, you’ll learn more about the Oracle ErrorCLSR-01009: database management module failed to start with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

CLSR-01009: database management module failed to start

Reason for the Error CLSR-01009: database management module failed to start

Error encountered during initializing database management module.

How to fix the Error CLSR-01009: database management module failed to start ?

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

Check previous error message for detail.