Unable to start the virtual device. VirtualBox cannot start the Virtual device. To find out the cause of the problem, start the virtual device from the virtual box. I am also having a problem with virtual box when I open Oracle VM VirtualBox Manager Failed to open a session for the virtual machine Google Nexus 4 - 4.4.4 - API 19 - 768x1280. VT-x is disabled in the BIOS for both all CPU modes (VERR_VMX_MSR_ALL_VMX_DISABLED). Result Code: E_FAIL (0x80004005) Component: ConsoleWrap Interface: IConsole {872da645-4a9b-1727-bee2-5585105b9eed} Can anyone help? I've search for solution on the forum and on google. 1 Answerseal-mask In my case we have 2 VM active at a time that's why the error was. to solve the issue we disabled the old VM (hyper -V) and restarted the system. now its working fine. When i start an android VM whit genymotion , i have a network error:"The Genymotion Virtual device could not obtain an IP address.For an unknown reason, VirtualBox DHCP has not assigned an IP address to virtual device. Run the VirtualBox software to check for issues." When i change the settings in VBox i set the Host-Only network on Vboxnet(0) , i save the settings and i restart the virtual machine from genymotion, but i have the same error and when i go into settings in VBox i found the Host-Only network set on Vboxnet(1) -Vboxnet has the default options , but i need other oprions in VBoxnet(0)- but i never created another VBoxnet ...Can someone help me Thanks |