com.vmware.vc.host.problem.vFlashResource.inaccessible
Summary
The host vSphere flash resource is inaccessible.
Causes
The vCenter Server was unable to connect to the virtual flash resource on the host for a long period of time.
Resolution
Ensure that the virtual flash resource is set up in a proper way.
External
Refer to this VMware KB article for more information on the virtual flash resource.