Linked Questions

5
votes
4answers
21k views

Cannot run VM VirtualBox on Ubuntu 16.04 [duplicate]

I am having issues trying to run Virtual Box; which are the "appropiate headers"?? WARNING: The character device /dev/vboxdrv does not exist. Please install the virtualbox-dkms package and the ...
7
votes
0answers
8k views

Virtualbox: Loading of unsigned modules is restricted [duplicate]

I followed the 'Debian-based Linux distributions' guide on the VirtualBox website. After sudo apt install virtualbox-5.2 I got the error: vboxdrv.sh: failed: modprobe vboxdrv failed. Please use '...
1
vote
1answer
3k views

Ubuntu 20.4 virtualbox Kernel driver not installed (rc=-1908) [duplicate]

The VirtualBox Linux kernel driver is either not loaded or not set up correctly. Please reinstall virtualbox-dkms package and load the kernel module by executing'modprobe vboxdrv' as root.If your ...
0
votes
0answers
1k views

Problem with VirtualBox and vboxdrv [duplicate]

When I try to lunch my virtual machine, it gives me this error: The VirtualBox Linux kernel driver is either not loaded or not set up correctly. Please reinstall virtualbox-dkms package and load the ...
0
votes
0answers
823 views

Can't start vboxdrv service [duplicate]

I have installed virtual box 5.2 dpkg -l |grep virtualbox virtualbox-5.2 5.2.4-119785~Ubuntu~xenial amd64 Oracle VM VirtualBox I'm using UBUNTU 16.04 But when I boot in secure mode ...
0
votes
1answer
257 views

Virtual machine not running [duplicate]

I recently installed Ubuntu 20.04. I am trying to run Win 10 on Oracle Virtual Box 6.1.8(last version) but I get error "Kernel driver not installed (rc=-1908)" It suggests to run 'modprobe vboxdrv' ...
87
votes
6answers
452k views

How to completely remove virtualbox [duplicate]

I had installed VirtualBox but it started giving me problems. So I uninstalled it using:- sudo apt-get remove virtualbox-\* sudo apt-get purge virtualbox-\* But when I reinstalled VirtualBox it ...
97
votes
4answers
213k views

Why do I get "Required key not available" when install 3rd party kernel modules or after a kernel upgrade?

This issue happens only on UEFI systems with enabled Secure Boot. When I try to install DKMS modules like VirtualBox, Nvidia, or Broadcom drivers, they do not install and I get Required key not ...
56
votes
8answers
265k views

Can't view Wifi networks after upgrading to Ubuntu 16.04

I can't view any wifi networks after upgrading to Ubuntu 16.04 from 14.04. This issue also occurred when trying to upgrade to Ubuntu 15.10. This is what my network window looks like: I have Broadcom ...
68
votes
2answers
109k views

vboxdrv.sh: failed: modprobe vboxdrv failed. Please use 'dmesg' to find out why

I am having problems running VirtualBox on my Ubuntu laptop. My laptop is dual boot, and running (Windows 10 - I think, haven't used it in years), as well as Ubuntu 16.0.4 LTS. I have secure boot ...
41
votes
4answers
179k views

How to fix 'modprobe vboxdrv' error in virtualBox?

I install virtualBox on Ubuntu 16.04, but after install and create new virtual Host shows this error: Kernel driver not installed (rc=-1908) The VirtualBox Linux kernel driver (vboxdrv) is ...
48
votes
4answers
86k views

Why disabling "Secure Boot" is enforced policy when installing 3rd party modules

When installing 16.04, I was asked to turn off "Secure Boot" if I wanted to install 3rd party modules/drivers. I did not comply. And when I installed manually the only 3rd party drivers I use (bcmwl-...
26
votes
3answers
82k views

Is it safe to disable Secure Boot? [closed]

I just wanted to know if it is safe for me to disable secure boot for the purpose of installing the latest Nvidia Graphics Driver. I am running Windows 10 alongside Ubuntu 16.04 on an Acer Aspire V ...
26
votes
5answers
62k views

Installing Wi-Fi driver for Realtek Semiconductor RTL8723DE Device [10ec:d723]

How do I install Wi-Fi drivers for Realtek RTL8723DE device in Ubuntu 16.04? lspci -v | grep -i network 02:00.0 Network controller: Realtek Semiconductor Co., Ltd. Device d723
13
votes
5answers
81k views

VirtualBox problem: Kernel module is not loaded

I have installed VirtualBox several times, same error every time ( Also see screenshots below) WARNING: The vboxdrv kernel module is not loaded. Either there is no module available for the current ...

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