jonah@jonah-desktop:~$ sudo apt-get install inkscape
Reading package lists... Done
Building dependency tree... Done
inkscape is already the newest version.
0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
1 not fully installed or removed.
Need to get 0B of archives.
After unpacking 0B of additional disk space will be used.
Setting up selinux-policy-default (1.26-7) ...
cat: /selinux/policyvers: No such file or directory
Compiling policy ...
policyvers value 0 not in range 15-20
usage:  /usr/bin/checkpolicy [-b] [-d] [-M] [-c policyvers (15-20)] [-o output_file] [input_file]
make: *** [/etc/selinux/./policy/policy.] Error 1
dpkg: error processing selinux-policy-default (--configure):
 subprocess post-installation script returned error exit status 2
Errors were encountered while processing:
 selinux-policy-default
E: Sub-process /usr/bin/dpkg returned an error code (1)