How to fix the Oracle error CRS-01716: The CSS daemon cannot join the cluster because the software version string is lower than the active version string; Details at string in string?

In this post, you’ll learn more about the Oracle ErrorCRS-01716: The CSS daemon cannot join the cluster because the software version string is lower than the active version string; Details at string in string with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

CRS-01716: The CSS daemon cannot join the cluster because the software version string is lower than the active version string; Details at string in string

Reason for the Error CRS-01716: The CSS daemon cannot join the cluster because the software version string is lower than the active version string; Details at string in string

Cause: The cluster has been upgraded to the active version indicated. in the message, but this node is at a lower software version, as indicated in the message.

How to fix the Error CRS-01716: The CSS daemon cannot join the cluster because the software version string is lower than the active version string; Details at string in string ?

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

Action: Upgrade this node to the active version indicated in the message