IVMVirtualMachine::UndoAction property

[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