WARNING: The character device /dev/vboxdrv does not exist. Please install the virtualbox-dkms package and the appropriate headers, most likely linux-headers-generic. You will not be able to start VMs until this problem is fixed.

安裝好virualbox后一定要重啟，并在重啟時(shí)選擇藍(lán)色窗口的引導(dǎo)，選擇第二項(xiàng)，輸入安裝virtualbox時(shí)輸入的密碼，點(diǎn)擊reboot，ubuntu重啟后即可正常打開genymotion，virtualbox也可以正常啟動(dòng)