m3n3chm0@m3n3chm0-laptop:~$ dpkg -l nvidia*
Desired=Unknown/Install/Remove/Purge/Hold
| Status=Not/Inst/Conf-files/Unpacked/halF-conf/Half-inst/trig-aWait/Trig-pend
|/ Err?=(none)/Reinst-required (Status,Err: uppercase=bad)
||/ Name Version Architecture Description
+++-===============================-====================-====================-====================================================================
un nvidia-340 <none> amd64 (no description available)
un nvidia-cg-toolkit <none> <none> (no description available)
un nvidia-common <none> <none> (no description available)
un nvidia-legacy-340xx-vdpau-drive <none> <none> (no description available)
un nvidia-libopencl1-340 <none> <none> (no description available)
un nvidia-libopencl1-dev <none> <none> (no description available)
un nvidia-opencl-icd <none> <none> (no description available)
pi nvidia-opencl-icd-340 340.96-0ubuntu3.16.0 amd64 NVIDIA OpenCL ICD
un nvidia-prime <none> <none> (no description available)
un nvidia-settings <none> <none> (no description available)
un nvidia-vdpau-driver <none> <none> (no description available)
m3n3chm0@m3n3chm0-laptop:~$
m3n3chm0@m3n3chm0-laptop:~$ sudo aptitude purge nvidia-opencl-icd-340
The following packages will be REMOVED:
nvidia-opencl-icd-340{ap}
0 packages upgraded, 0 newly installed, 1 to remove and 1 not upgraded.
Need to get 0 B of archives. After unpacking 28.3 MB will be freed.
Do you want to continue? [Y/n/?] y
(Reading database ... 840762 files and directories currently installed.)
Removing nvidia-opencl-icd-340 (340.96-0ubuntu3.16.04.1) ...
Failed to stop var-lib-snapd-lib-gl.mount: Unit var-lib-snapd-lib-gl.mount not loaded.
dpkg: error processing package nvidia-opencl-icd-340 (--purge):
subprocess installed pre-removal script returned error exit status 5
Failed to get unit file state for var-lib-snapd-lib-gl.mount: No such file or directory
var-lib-snapd-lib-gl.mount is a disabled or a static unit, not starting it.
Processing triggers for libc-bin (2.23-0ubuntu3) ...
Errors were encountered while processing:
nvidia-opencl-icd-340
E: Sub-process /usr/bin/dpkg returned an error code (1)
Failed to perform requested operation on package. Trying to recover:
m3n3chm0@m3n3chm0-laptop:~$