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IVMVirtualMachine::UndoAction property

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[Windows Virtual PC is no longer available for use as of Windows 8. Instead, use the Hyper-V WMI provider (V2).]

Retrieves and sets the default action to be performed on all undo drives when the virtual machine (VM) is turned off using the TurnOff method or shut down using the Shutdown method or turned off from within the guest operating system.

This property is read/write.

Syntax

HRESULT put_UndoAction(
  [in]          VMUndoAction undoAction
);

HRESULT get_UndoAction(
  [out, retval] VMUndoAction *undoAction
);

Property value

Specifies the default action to be performed on all undo drives when the VM is shut down from within the guest operating system. For a list of values, see VMUndoAction.

Error codes

Name/value Meaning
S_OK
0
 The operation was successful.
E_POINTER
0x80004003
 The parameter is NULL.
E_INVALIDARG
0x80000003
 The parameter is not valid.
VM_E_VM_UNKNOWN
0xA0040207
 The configuration is unknown.
DISP_E_EXCEPTION
0x80020009
 An unexpected error has occurred.

Requirements

Requirement Value
Minimum supported client
 Windows 7 [desktop apps only]
Minimum supported server
 None supported
End of client support
 Windows 7
Product
 Windows Virtual PC
Header
VPCCOMInterfaces.h
IID
 IID_IVMVirtualMachine is defined as f7092aa1-33ed-4f78-a59f-c00adfc2edd7

See also

IVMVirtualMachine