When using ubuntustudio-installer is parsing the installation of packages, it fails during the installation of python3-rdflib. It appears to be parsing a bad character and the GUI can't cope.
list element in quotes followed by "?" instead of space
list element in quotes followed by "?" instead of space
while executing
"lindex $insline 0"
(procedure "install" line 43)
invoked from within
"install"
invoked from within
".install invoke"
("uplevel" body line 1)
invoked from within
"uplevel #0 [list $w invoke]"
(procedure "tk::ButtonUp" line 22)
invoked from within
"tk::ButtonUp .install"
(command bound to event)
ProblemType: Bug
DistroRelease: Ubuntu 20.04
Package: ubuntustudio-installer 0.06
ProcVersionSignature: Ubuntu 5.4.0-18.22-generic 5.4.24
Uname: Linux 5.4.0-18-generic x86_64
NonfreeKernelModules: nvidia_modeset nvidia
ApportVersion: 2.20.11-0ubuntu21
Architecture: amd64
CurrentDesktop: ubuntu:GNOME
Date: Tue Mar 24 10:47:55 2020
InstallationDate: Installed on 2020-03-15 (9 days ago)
InstallationMedia: Ubuntu 20.04 LTS "Focal Fossa" - Alpha amd64 (20200309)
PackageArchitecture: all
ProcEnviron:
TERM=xterm-256color
PATH=(custom, no user)
XDG_RUNTIME_DIR=<set>
LANG=en_US.UTF-8
SHELL=/bin/bash
SourcePackage: ubuntustudio-installer
UpgradeStatus: No upgrade log present (probably fresh install)
Status changed to 'Confirmed' because the bug affects multiple users.