sudo dpkg --remove --force-all nvidia-bl-dkms
(Reading database ... 388517 files and directories currently installed.)
Removing nvidia-bl-dkms ...

Error! There are no instances of module: nvidia_bl
0.16.5 located in the DKMS tree.
dpkg: error processing nvidia-bl-dkms (--remove):
 subprocess installed pre-removal script returned error exit status 3
Errors were encountered while processing:
 nvidia-bl-dkms
antibody@Neptunus:~$ sudo apt-get -f remove nvidia-bl-dkms
Reading package lists... Done
Building dependency tree
Reading state information... Done
The following packages were automatically installed and are no longer required:
BLALBLABL
Use 'apt-get autoremove' to remove them.
The following packages will be REMOVED:
  nvidia-bl-dkms
0 upgraded, 0 newly installed, 1 to remove and 184 not upgraded.
1 not fully installed or removed.
After this operation, 53.2kB disk space will be freed.
Do you want to continue [Y/n]? Y
(Reading database ... 388517 files and directories currently installed.)
Removing nvidia-bl-dkms ...

Error! There are no instances of module: nvidia_bl
0.16.5 located in the DKMS tree.
dpkg: error processing nvidia-bl-dkms (--remove):
 subprocess installed pre-removal script returned error exit status 3
Errors were encountered while processing:
 nvidia-bl-dkms
E: Sub-process /usr/bin/dpkg returned an error code (1)
antibody@Neptunus:~$