How to fix the Oracle error PRVF-09664: CTSS is in an inconsistent state with some nodes in Observer state and some nodes in Active state. All nodes must be either in Observer state or in Active state. Nodes with CTSS in Active state:”{0}” Nodes with CTSS in Observer state: “{1}”?

In this post, you’ll learn more about the Oracle ErrorPRVF-09664: CTSS is in an inconsistent state with some nodes in Observer state and some nodes in Active state. All nodes must be either in Observer state or in Active state. Nodes with CTSS in Active state:”{0}” Nodes with CTSS in Observer state: “{1}” with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

PRVF-09664: CTSS is in an inconsistent state with some nodes in Observer state and some nodes in Active state. All nodes must be either in Observer state or in Active state. Nodes with CTSS in Active state:”{0}” Nodes with CTSS in Observer state: “{1}”

Reason for the Error PRVF-09664: CTSS is in an inconsistent state with some nodes in Observer state and some nodes in Active state. All nodes must be either in Observer state or in Active state. Nodes with CTSS in Active state:”{0}” Nodes with CTSS in Observer state: “{1}”

Cause: Some nodes may have NTP configured and some other nodes may not have NTP configured, resulting in an inconsistent state of CTSS.

How to fix the Error PRVF-09664: CTSS is in an inconsistent state with some nodes in Observer state and some nodes in Active state. All nodes must be either in Observer state or in Active state. Nodes with CTSS in Active state:”{0}” Nodes with CTSS in Observer state: “{1}” ?

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

Action: Stop Oracle CTSS service on all nodes and restart. Ensure that NTP is either configured on all nodes or not configured on any node.