Nvidia Graphics Card has disappeared on Ubuntu 20.04

Hello,

I’m looking for some support as Ubuntu can no longer find my Nvidia graphics card. I’ve got a dual boot set up on an MSI stealth GS66 with Windows and Linux. Windows find the graphics card fine, and linux does not. It was finding it fine earlier today, but I tried to switch drivers to get my external monitor to work, and now I can’t find it at all. Here is what I’ve got:

justin@Stealth: ~ » sudo ubuntu-drivers devices                                                                                                                                                  [15:24:08]
justin@Stealth: ~ » sudo lshw -c video                                                                                                                                                           [15:24:12]
  *-display                 
       description: VGA compatible controller
       product: UHD Graphics
       vendor: Intel Corporation
       physical id: 2
       bus info: pci@0000:00:02.0
       version: 05
       width: 64 bits
       clock: 33MHz
       capabilities: pciexpress msi pm vga_controller bus_master cap_list rom
       configuration: driver=i915 latency=0
       resources: irq:190 memory:ab000000-abffffff memory:40000000-4fffffff ioport:4000(size=64) memory:c0000-dffff
justin@Stealth: ~ » nvidia-smi                                                                                                                                                                   [15:24:17]
NVIDIA-SMI has failed because it couldn't communicate with the NVIDIA driver. Make sure that the latest NVIDIA driver is installed and running.

justin@Stealth: ~ »  apt list --installed | grep nvidia                                                                                                                                       100 [15:25:27]

WARNING: apt does not have a stable CLI interface. Use with caution in scripts.

libnvidia-cfg1-450/focal-updates,now 450.80.02-0ubuntu0.20.04.2 amd64 [installed,automatic]
libnvidia-common-450/focal-updates,focal-updates,now 450.80.02-0ubuntu0.20.04.2 all [installed,automatic]
libnvidia-compute-450/focal-updates,now 450.80.02-0ubuntu0.20.04.2 amd64 [installed,automatic]
libnvidia-compute-450/focal-updates,now 450.80.02-0ubuntu0.20.04.2 i386 [installed,automatic]
libnvidia-decode-450/focal-updates,now 450.80.02-0ubuntu0.20.04.2 amd64 [installed,automatic]
libnvidia-decode-450/focal-updates,now 450.80.02-0ubuntu0.20.04.2 i386 [installed,automatic]
libnvidia-encode-450/focal-updates,now 450.80.02-0ubuntu0.20.04.2 amd64 [installed,automatic]
libnvidia-encode-450/focal-updates,now 450.80.02-0ubuntu0.20.04.2 i386 [installed,automatic]
libnvidia-extra-450/focal-updates,now 450.80.02-0ubuntu0.20.04.2 amd64 [installed,automatic]
libnvidia-fbc1-450/focal-updates,now 450.80.02-0ubuntu0.20.04.2 amd64 [installed,automatic]
libnvidia-fbc1-450/focal-updates,now 450.80.02-0ubuntu0.20.04.2 i386 [installed,automatic]
libnvidia-gl-450/focal-updates,now 450.80.02-0ubuntu0.20.04.2 amd64 [installed,automatic]
libnvidia-gl-450/focal-updates,now 450.80.02-0ubuntu0.20.04.2 i386 [installed,automatic]
libnvidia-ifr1-450/focal-updates,now 450.80.02-0ubuntu0.20.04.2 amd64 [installed,automatic]
libnvidia-ifr1-450/focal-updates,now 450.80.02-0ubuntu0.20.04.2 i386 [installed,automatic]
linux-modules-nvidia-450-5.4.0-48-generic/focal-updates,focal-security,now 5.4.0-48.52 amd64 [installed,automatic]
linux-modules-nvidia-450-5.4.0-51-generic/focal-updates,focal-security,now 5.4.0-51.56 amd64 [installed,automatic]
nvidia-compute-utils-450/focal-updates,now 450.80.02-0ubuntu0.20.04.2 amd64 [installed,automatic]
nvidia-dkms-450/focal-updates,now 450.80.02-0ubuntu0.20.04.2 amd64 [installed,automatic]
nvidia-driver-440/focal-updates,now 450.80.02-0ubuntu0.20.04.2 amd64 [installed]
nvidia-driver-450/focal-updates,now 450.80.02-0ubuntu0.20.04.2 amd64 [installed,automatic]
nvidia-kernel-common-450/focal-updates,now 450.80.02-0ubuntu0.20.04.2 amd64 [installed,automatic]
nvidia-kernel-source-450/focal-updates,now 450.80.02-0ubuntu0.20.04.2 amd64 [installed,automatic]
nvidia-prime/focal,focal,now 0.8.14 all [installed]
nvidia-settings/focal-updates,focal,now 440.82-0ubuntu0.20.04.1 amd64 [installed,automatic]
nvidia-utils-450/focal-updates,now 450.80.02-0ubuntu0.20.04.2 amd64 [installed,automatic]
xserver-xorg-video-nvidia-450/focal-updates,now 450.80.02-0ubuntu0.20.04.2 amd64 [installed,automatic]

Any recommendations?

Thanks,
Justin

Here is dmesg:

justin@Stealth: ~ » dmesg | grep -i nvidia                                                                                                                                                       [15:30:38]
[    1.027582] integrity: Loaded X.509 cert 'nvidia-installer generated signing key: d60ae244b4fbc44a265ffce1fe3f321f67196b3c'
[    1.233642] nvidia-gpu 0000:01:00.3: enabling device (0000 -> 0002)
[    3.956364] nvidia: loading out-of-tree module taints kernel.
[    3.956369] nvidia: module license 'NVIDIA' taints kernel.
[    3.966449] nvidia-nvlink: Nvlink Core is being initialized, major device number 234
[    3.966952] NVRM: No NVIDIA graphics adapter found!
[    3.967020] nvidia-nvlink: Unregistered the Nvlink Core, major device number 234
[    4.329136] nvidia-nvlink: Nvlink Core is being initialized, major device number 234
[    4.329626] NVRM: No NVIDIA graphics adapter found!
[    4.330012] nvidia-nvlink: Unregistered the Nvlink Core, major device number 234
[    4.900109] audit: type=1400 audit(1603087955.364:5): apparmor="STATUS" operation="profile_load" profile="unconfined" name="nvidia_modprobe" pid=851 comm="apparmor_parser"
[    4.900111] audit: type=1400 audit(1603087955.364:6): apparmor="STATUS" operation="profile_load" profile="unconfined" name="nvidia_modprobe//kmod" pid=851 comm="apparmor_parser"
[ 1043.561759] nvidia: module verification failed: signature and/or required key missing - tainting kernel
[ 1043.566075] nvidia-nvlink: Nvlink Core is being initialized, major device number 234
[ 1043.566430] NVRM: No NVIDIA graphics adapter found!
[ 1043.566489] nvidia-nvlink: Unregistered the Nvlink Core, major device number 234
[ 1085.662890] nvidia-nvlink: Nvlink Core is being initialized, major device number 511
[ 1085.663197] NVRM: No NVIDIA graphics adapter found!
[ 1085.663258] nvidia-nvlink: Unregistered the Nvlink Core, major device number 511