ERROR_VID_KM_INTERFACE_ALREADY_INITIALIZED

This kernel mode interface for the virtualization infrastructure driver has already been initialized. Restarting the virtual machine may fix the problem. If the problem persists, try restarting the physical computer.

Matched as: the code as given (hex)

HRESULT breakdown: code: 31, customer: False, facility: 55, severity: failure (bit 31 set), ntstatus_wrapped: False

Source: COM Error Codes (FWP, WS, NDIS, HyperV) (Winerror.h) · CC BY 4.0 · wording unchanged, formatting adapted for this site · retrieved 2026-10-24