How to fix the Oracle error CRS-01612: Network communication with node string (number) missing for 50% of timeout interval. Removal of this node from cluster in number.number seconds?

In this post, you’ll learn more about the Oracle ErrorCRS-01612: Network communication with node string (number) missing for 50% of timeout interval. Removal of this node from cluster in number.number seconds with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

CRS-01612: Network communication with node string (number) missing for 50% of timeout interval. Removal of this node from cluster in number.number seconds

Reason for the Error CRS-01612: Network communication with node string (number) missing for 50% of timeout interval. Removal of this node from cluster in number.number seconds

Cause: Did not receive heartbeat messages from the node. This could be due to network problems or failure of listed node.

How to fix the Error CRS-01612: Network communication with node string (number) missing for 50% of timeout interval. Removal of this node from cluster in number.number seconds ?

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

Action: Check if the private interconnect network used by cluster is functioning properly, including all the cables, network cards, switches/routers etc. between this node and listed node. Correct any problems discovered.