a quick check shows ubuntu 20.04 uses deluge 2.0.3, and for py3.8 with that, needs this pacth from deluge develop branch backported: https://git.deluge-torrent.org/deluge/commit/?h=develop&id=351664ec071daa04161577c6a1c949ed0f2c3206 How do I get or compile a standalone version with the patch at...