Issue: When trying to open a virtual machine via Oracle VM Virtual box got the below error.
Call to NEMR0InitVMPart2 failed: VERR_NEM_INIT_FAILED (VERR_NEM_VM_CREATE_FAILED).
Result Code: | E_FAIL (0x80004005) |
Component: | ConsoleWrap |
Interface: | IConsole {872da645-4a9b-1727-bee2-5585105b9eed} |

Fix:
Turn Off HyperV
- Run Command Prompt as administrator.(Right click and Run as administrator)

- Run the command
bcdedit /set hypervisorlaunchtype off
to switch off HyperV

- Restart the system.
- Try starting the VM again.
For any reason if you like to enable HyperV again, run the below command.
bcdedit /set hypervisorlaunchtype auto