以下からKiCad V5をダウンロードしました。ここ私のLinux OS（LMDE 3 "Cindy" - Cinnamon（64ビット））では、次のようになります。
$ uname -v
#1 SMP Debian 4.9.168-1+deb9u4 (2019-07-19)
しかし、次のコマンドでインストールしたい場合は：
sudo dpkg -i kicad.deb
次のエラーが発生します。
sudo dpkg -i kicad.deb
(Reading database ... 504372 files and directories currently installed.)
Preparing to unpack kicad.deb ...
Unpacking kicad-dbg (5.1.4-201908052210+e60b266~84~ubuntu19.10.1) over (5.1.4-201908052210+e60b266~84~ubuntu19.10.1) ...
dpkg: dependency problems prevent configuration of kicad-dbg:
kicad-dbg depends on kicad (= 5.1.4-201908052210+e60b266~84~ubuntu19.10.1); however:
Package kicad is not installed.
dpkg: error processing package kicad-dbg (--install):
dependency problems - leaving unconfigured
Errors were encountered while processing:
kicad-dbg
私も次のことを試しました。
sudo aptitude install kicad
そしてこれを得ました：
sudo aptitude install kicad
The following NEW packages will be installed:
kicad libpng12-0{a} libwxbase3.0-0{a} libwxgtk3.0-0{a}
The following packages will be REMOVED:
libboost-context1.62.0{u} libboost-locale1.62.0{u} mint-backgrounds-tessa{u}
The following partially installed packages will be configured:
kicad-dbg{b}
0 packages upgraded, 4 newly installed, 3 to remove and 2 not upgraded.
Need to get 10.8 MB of archives. After unpacking 16.2 MB will be freed.
The following packages have unmet dependencies:
libwxgtk3.0-0v5 : Breaks: libwxgtk3.0-0 but 3.0.2-1+b1 is to be installed
kicad-dbg : Depends: kicad (= 5.1.4-201908052210+e60b266~84~ubuntu19.10.1) but 0.20140622+bzr4027-3 is to be installed
libwxbase3.0-0v5 : Breaks: libwxbase3.0-0 but 3.0.2-1+b1 is to be installed
The following actions will resolve these dependencies:
Remove the following packages:
1) audacity [1:2.1.3-dmo1+deb9u1 (now, oldstable)]
2) kicad-dbg [5.1.4-201908052210+e60b266~84~ubuntu19.10.1 (now)]
3) libwxbase3.0-0v5 [3.0.2+dfsg-4 (now)]
4) libwxgtk3.0-0v5 [3.0.2+dfsg-4 (now)]
5) pgadmin3 [1.22.2-1 (now)]
6) playonlinux [4.3.4 (now)]
7) python-wxgtk3.0 [3.0.2.0+dfsg-4 (now)]
Accept this solution? [Y/n/q/?] ^X^Z
[8]+ Stopped sudo aptitude install kicad
そのため、どのパッケージを削除するのか、なぜ削除するのかわかりません。
あなたの関心と時間に感謝します。