6027-2788 [E] Attempt to run leader election failed with error errorNumber.
Explanation
This node attempted to run a group leader election
but failed to get elected. This failure might indicate that two or
more quorum nodes attempted to run the election at the same time.
As a result, this node will lose cluster membership and then attempt
to rejoin the cluster.
User response
None. The node will attempt to rejoin the cluster.