Troubleshooting Steps
- Ensure it is not a DNS Issue. It is possible that the reason you cannot contact the other servers is due to a DNS issue. ...
- Check your that WMI is Running on the Node. Windows Server Failover Clustering supports PowerShell and earlier version also come with a lightweight WMI client ( WBEMTest ).
- Check your Firewall Settings. ...
- Reboot the Node. ...
Full Answer
What to do when the remote computer (s) cannot connect to the cluster?
Administrator privileges on the remote computer (s) is required. While searching about the error on internet, I found below suggestions. Make sure the account which you are using has enough rights on the cluster – Domain account with local Admin rights on all the nodes.
How do I troubleshoot a failed failover cluster?
Basic troubleshooting steps. Recovering from a failover cluster failure. Resolving the most common failover clustering problems. Using extended stored procedures and COM objects. The first diagnostic step is to run a fresh cluster validation check. For details on validation, see Create a Failover Cluster: Validate the Configuration.
What privileges are required to run a remote cluster node?
The user running this setup must have sufficient privileges to access registry and service control manager on a remote cluster node. Administrator privileges on the remote computer are required. I checked Detail.txt file when setup was not able to move forward.
What to do when WMI service is not working on Cluster?
Administrator privileges on the remote computer (s) is required. While searching about the error on internet, I found below suggestions. Make sure the account which you are using has enough rights on the cluster – Domain account with local Admin rights on all the nodes. Make sure that WMI Service is either stopped or corrupt.
How to validate failover cluster?
In the Failover Cluster snap-in, in the console tree, make sure Failover Cluster Management is selected and then, under Management, click Validate a Configuration.
What to do if SQL Server fails over?
If the SQL Server instance does not fail over properly, you must use the SQL Server Setup program to remove SQL Server from the failover cluster, make necessary repairs, bring the computer back up, and then add the repaired node back to the failover cluster instance .
How to recover from SQL Server failover?
To recover from this failure, remove the failed node from the failover cluster using the SQL Server Setup program, address the hardware failure with the computer offline, bring the machine back up, and then add the repaired node back to the failover cluster instance.
What is the issue with DNS?
Issue 1: DNS is failing with cluster resource set to require DNS. Resolution 1: Correct the DNS problems. Issue 2: A duplicate name is on the network. Resolution 2: Use NBTSTAT to find the duplicate name and then correct the issue. Issue 3: SQL Server is not connecting using Named Pipes.
What is WMI in cluster?
WMI is Windows Management Instrumentation, which is an interface through which Windows components can provide information and notifications to each other, often between remote computers ( more info about WMI ).
Why can't I contact other servers?
It is possible that the reason you cannot contact the other servers is due to a DNS issue. Before troubleshooting WMI, try connecting to that cluster, node or server using these methods when prompted by the cluster:
Can you use WMI on Windows Server failover clustering?
Windows Server Failover Clustering supports PowerShell and earlier version also come with a lightweight WMI client ( WBEMTest ). Using either PowerShell or Wbemtest you can confirm that WMI is up and running. Although you can use WMI remotely, it is better to test this directly on the server to ensure there are no other networking or firewall issue affecting the connection.
