What version of deluge are you trying to run?
Could you please post the results of "apt-cache policy |grep http |awk '{print $2 " " $3}' |sort -u" and "apt-cache policy deluge" and "apt-cache policy libtorrent*"?
Thanks

It might be too late for you, but I got the Deluge 2.0.3 installed on Debian 10 by adding this to sources.list: deb http://ppa.launchpad.net/deluge-team/stable/ubuntu/ xenial main Plus the usual remove, update, upgrade stuff. I wrote a short howto in another thread, you might look it up if you like.

It looks like you have three different versions of libtorrent installed. I only have those packages: root@deb-vm:/usr/lib/python3/dist-packages# dpkg --list | grep libtorrent ii libtorrent-rasterbar9 1.1.11-2 amd64 C++ bittorrent library by Rasterbar Software ii python3-libtorrent 1.1.11-2 amd64 Pyt...

What does this command say? ... [/code] I just upgraded to Deluge 2 on Debian 10, so the following should also work on Ubuntu. Don't forget to backup your settings and torrent files! First remove Deluge 1.3 and the old repository: apt-get update apt-get upgrade apt-get remove deluge apt-add-reposit...