esx.problem.vmfs.resource.corruptondisk
Summary
Corrupt resource metadata region detected on the volume.
Causes
I/O error, perhaps caused by bad shutdown due to power failure, or faulty controller/connection.
Resolutions
It is probable that the data is not recoverable. Stop using the corrupted datastore.
It is strongly advised to contact VMware Support if you need to recover any data from the corrupted volume.
External
Refer to the VMware Online Documentation for more information on vCenter event messages and possible solutions.