# Fault - VirtualDiskBlocksNotFullyProvisioned(vim.fault.VirtualDiskBlocksNotFullyProvisioned)

Extends
  DeviceBackingNotSupported
Since
  vSphere API 4.0

## Fault Description

The disk blocks of the specified virtual disk have not been fully provisioned on the file system.

Typically, this fault is returned as part of a parent fault like VmConfigIncompatibleForFaultTolerance, indicating that the disk blocks of the virtual disk must be fully provisioned on the file system before fault tolerance can be enabled on the associated virtual machine.

Properties

Name | Type | Description
--- | --- | ---
None
Properties inherited from DeviceBackingNotSupported
backing
Properties inherited from DeviceNotSupported
device, reason
Properties inherited from VirtualHardwareCompatibilityIssue
None
Properties inherited from VmConfigFault
None
Properties inherited from VimFault
None
Properties inherited from MethodFault
faultCause, faultMessage

Show WSDL type definition
<complexType xmlns="http://www.w3.org/2001/XMLSchema" xmlns:vsan="urn:vsan" name="VirtualDiskBlocksNotFullyProvisioned"> <complexContent> <extension base="vsan:DeviceBackingNotSupported"> <sequence> </sequence> </extension> </complexContent> </complexType>