When you run a cluster validation wizard for Windows Server 2008 R2-based or Windows Server 2012-based Failover Cluster, the validation may fail. Additionally, you may receive an error message that resembles the following:
Disk bus type does not support clustering
This problem occurs if the shared storage type used by the system is Direct Attached clustered RAID controllers.
To resolve this problem, add a registry key that enables support for shared storage using Direct Attached clustered RAID controllers.
Important This section, method, or task contains steps that tell you how to modify the registry. However, serious problems might occur if you modify the registry incorrectly. Therefore, make sure that you follow these steps carefully. For added protection, back up the registry before you modify it. Then, you can restore the registry if a problem occurs. For more information about how to back up and restore the registry, click the following article number to view the article in the Microsoft Knowledge Base:
322756 How to back up and restore the registry in Windows
To add the key to the registry, follow these steps:
Open Registry editor (regedit.exe).
Locate and then select the following registry subkey:
Windows Server 2012 Standard, Windows Server 2012 Datacenter, Windows Storage Server 2012 Standard, Windows Server 2008 R2 Standard, Windows Server 2008 R2 Enterprise, Windows Server 2008 R2 Datacenter, Windows Server 2008 R2 Service Pack 1, Windows Storage Server 2008 R2