mate-volume-control crashed with SIGABRT in g_assertion_message.cold()

[albert]

mate-volume-control crashed with SIGABRT in g_assertion_message_expr()

ProblemType: Crash
DistroRelease: Ubuntu 20.04
Package: mate-media 1.24.0-1
ProcVersionSignature: Ubuntu 5.4.0-21.25-generic 5.4.27
Uname: Linux 5.4.0-21-generic x86_64
ApportVersion: 2.20.11-0ubuntu26
Architecture: amd64
CasperMD5CheckResult: skip
CurrentDesktop: MATE
Date: Sat Apr 11 13:21:54 2020
ExecutablePath: /usr/bin/mate-volume-control
InstallationDate: Installed on 2020-04-05 (5 days ago)
InstallationMedia: Ubuntu-MATE 20.04 LTS "Focal Fossa" - Beta amd64 (20200402)
ProcCmdline: mate-volume-control
ProcEnviron:
 LANGUAGE=it_IT
 PATH=(custom, no user)
 XDG_RUNTIME_DIR=<set>
 LANG=it_IT.UTF-8
 SHELL=/bin/bash
Signal: 6
SourcePackage: mate-media
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
 gtk_widget_get_frame_clock () from /lib/x86_64-linux-gnu/libgtk-3.so.0
 gtk_widget_realize () from /lib/x86_64-linux-gnu/libgtk-3.so.0
 gtk_widget_map () from /lib/x86_64-linux-gnu/libgtk-3.so.0
Title: mate-volume-control 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_2tcx_rgi/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0.6400.1
 g_assertion_message_expr () from /tmp/apport_sandbox_2tcx_rgi/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0.6400.1
 gtk_widget_get_frame_clock (widget=<optimized out>) at ../../../../gtk/gtkwidget.c:5871
 gtk_widget_get_frame_clock (widget=0x564c59a1a370) at ../../../../gtk/gtkwidget.c:5857
 gtk_widget_realize (widget=widget@entry=0x564c59a1a370) at ../../../../gtk/gtkwidget.c:5541