tilix crashed with SIGABRT in g_assertion_message.cold()

[Darklum]

The crash occurs when I click on close button in opened tabs sidebar.

ProblemType: Crash
DistroRelease: Ubuntu 20.04
Package: tilix 1.9.3-4build3
ProcVersionSignature: Ubuntu 5.4.0-21.25-generic 5.4.27
Uname: Linux 5.4.0-21-generic x86_64
NonfreeKernelModules: nvidia_modeset nvidia
ApportVersion: 2.20.11-0ubuntu26
Architecture: amd64
CasperMD5CheckResult: skip
CurrentDesktop: Budgie:GNOME
Date: Sat Apr 11 20:22:33 2020
ExecutablePath: /usr/bin/tilix
InstallationDate: Installed on 2020-04-11 (0 days ago)
InstallationMedia: Ubuntu-Budgie 20.04 LTS "Focal Fossa" - Beta amd64 (20200402)
ProcCmdline: /usr/bin/tilix --gapplication-service
ProcEnviron:
 SHELL=/bin/bash
 XDG_RUNTIME_DIR=<set>
 PATH=(custom, no user)
 LANGUAGE=fr_FR
 LANG=fr_FR.UTF-8
Signal: 6
SourcePackage: tilix
StacktraceTop:
 ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
 g_assertion_message_expr () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
 ?? () from /lib/x86_64-linux-gnu/libgobject-2.0.so.0
 ?? () from /lib/x86_64-linux-gnu/libgtk-3.so.0
 g_closure_invoke () from /lib/x86_64-linux-gnu/libgobject-2.0.so.0
Title: tilix crashed with SIGABRT in g_assertion_message_expr()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm cdrom dip lpadmin lxd plugdev sambashare sudo
separator:

[Apport retracing service (apport)]

StacktraceTop:
 g_assertion_message.cold () from /tmp/apport_sandbox_npdgtcs4/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0.6400.1
 g_assertion_message_expr () from /tmp/apport_sandbox_npdgtcs4/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0.6400.1
 toggle_refs_notify () from /tmp/apport_sandbox_npdgtcs4/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0.6400.1
 gtk_container_destroy (widget=0x559a330824c0) at ../../../../gtk/gtkcontainer.c:1701
 g_closure_invoke () from /tmp/apport_sandbox_npdgtcs4/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0.6400.1

[Launchpad Janitor (janitor)]

Status changed to 'Confirmed' because the bug affects multiple users.