This version of deluge is out of date. Users have 2 solutions.
1. Manually update source files following this patch: https://git.deluge-torrent.org/deluge/commit/?h=develop&id=351664ec071daa04161577c6a1c949ed0f2c3206
2. Use Deluge's official stable PPA: https://dev.deluge-torrent.org/wiki/Installing/Linux/Ubuntu#AddDelugePPARepository
This version of deluge is out of date. Users have 2 solutions.
1. Manually update source files following this patch: https:/ /git.deluge- torrent. org/deluge/ commit/ ?h=develop& id=351664ec071d aa04161577c6a1c 949ed0f2c3206
2. Use Deluge's official stable PPA: https:/ /dev.deluge- torrent. org/wiki/ Installing/ Linux/Ubuntu# AddDelugePPARep ository