Preparing to unpack .../uuid-runtime_2.20.1-5.1ubuntu20.3_i386.deb ...
Unpacking uuid-runtime (2.20.1-5.1ubuntu20.3) over (2.20.1-5.1ubuntu20.2) ...
Processing triggers for man-db (2.6.7.1-1ubuntu1) ...
Setting up bcmwl-kernel-source (6.30.223.141+bdcom-0ubuntu2) ...
Removing old bcmwl-6.30.223.141+bdcom DKMS files...
Loading new bcmwl-6.30.223.141+bdcom DKMS files...
Error! DKMS tree already contains: bcmwl-6.30.223.141+bdcom
You cannot add the same module/version combo more than once.
dpkg: error processing package bcmwl-kernel-source (--configure):
 subprocess installed post-installation script returned error exit status 3