installed the deb using deb pkg installer:

(Reading database ... 413797 files and directories currently installed.)

Preparing to replace brscan4 0.4.1-2 (using .../brscan4-0.4.1-2.amd64.deb) ...

This software is based in part on the work of the Independent JPEG Group.

Done

Still get this:

wayne@8-Core:~$ sudo dpkg -C
[sudo] password for wayne:
The following packages are in a mess due to serious problems during
installation. They must be reinstalled for them (and any packages
that depend on them) to function properly:
brscan4 Brother Scanner Driver

AArrrggg