app crashes without warning when user clicks on files

[pleabargain]

select torrent
click on Files
crash

reproducible!

screengrab
https://i.imgur.com/F5z5jH6.png

ProblemType: Bug
DistroRelease: Ubuntu 20.04
Package: deluge-gtk 2.0.3-2
ProcVersionSignature: Ubuntu 5.4.0-42.46-generic 5.4.44
Uname: Linux 5.4.0-42-generic x86_64
ApportVersion: 2.20.11-0ubuntu27.4
Architecture: amd64
CasperMD5CheckResult: skip
CurrentDesktop: ubuntu:GNOME
Date: Fri Jul 31 09:12:36 2020
InstallationDate: Installed on 2015-08-23 (1803 days ago)
InstallationMedia: Ubuntu 14.04.3 LTS "Trusty Tahr" - Beta amd64 (20150805)
PackageArchitecture: all
SourcePackage: deluge
UpgradeStatus: Upgraded to focal on 2020-06-06 (54 days ago)

[Cas (calumlind)]

Thanks for taking the time to report this issue

Can you start deluge from the terminal and see if any errors are output when you click files.

Is it one specific torrent that is causing the crash? If so can you email me details of the torrent(s)