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IVMVirtualPC::UnregisterVirtualMachine method

  • Article

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

Unregisters a virtual machine (VM) configuration without deleting the configuration file.

Syntax

HRESULT UnregisterVirtualMachine(
  [in] IVMVirtualMachine *virtualMachine
);

Parameters

virtualMachine [in]

A pointer to an IVMVirtualMachine object that represents the VM configuration to be unregistered.

Return value

This method can return one of these values.

Return code/value Description
S_OK
0
 The operation was successful.
E_POINTER
0x80004003
 The virtualMachine parameter was NULL.
VM_E_VM_RUNNING
0xA0040500
 The VM is running.
VM_E_HARDWARE_VIRTUALIZATION_DISABLED
0xA0040951
 The processor does not support Hardware Accelerated Virtualization (HAV) extensions.
DISP_E_EXCEPTION
0x80020009
 An unexpected error has occurred.

Remarks

Only stopped VMs can be unregistered. Existing saved state or undo drive data for this configuration will be retained when a VM is unregistered.

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_IVMVirtualPC is defined as 236ba0d9-a24a-4292-a132-27c1421dfd01

See also

IVMVirtualPC