No way to start any of the Vice emulators on Focal

[zapman]

I simply couldn't find a way to start any of the Vice emulators since upgrading to Focal. Purging and then reinstalling vice didn't help. When trying to launch from the terminal, the error message is as follows:

$ x64sc
ffmpeg avformat lib has version 3a1d64, VICE expects 3a1d64: full match
ffmpeg avcodec lib has version 3a3664, VICE expects 3a3664: full match
ffmpeg avutil lib has version 381f64, VICE expects 381f64: full match
ffmpeg swscale lib has version 050564, VICE expects 050564: full match
ffmpeg swresample lib has version 030564, VICE expects 030564: full match
Warning - Trying to assign value to unknown resource `KeymapIndex'.
Warning - Trying to read value from unknown resource `KeymapIndex'.
Cannot initialize keyboard resources.

Exiting...

ProblemType: Bug
DistroRelease: Ubuntu 20.04
Package: vice 3.4.0.dfsg-1build1
ProcVersionSignature: Ubuntu 5.4.0-26.30-generic 5.4.30
Uname: Linux 5.4.0-26-generic x86_64
ApportVersion: 2.20.11-0ubuntu27
Architecture: amd64
CasperMD5CheckResult: skip
CurrentDesktop: MATE
Date: Sun Apr 26 22:45:39 2020
InstallationDate: Installed on 2017-10-30 (909 days ago)
InstallationMedia: Ubuntu 16.04.3 LTS "Xenial Xerus" - Release amd64 (20170801)
SourcePackage: vice
UpgradeStatus: Upgraded to focal on 2020-04-23 (3 days ago)

[zapman (zapman)]

Works fine now, closing the bug report.