mate-screenshot crashed with SIGSEGV in gdk_property_get()

[ernsteiswuerfel]

mate-screenshot crashes every time when doing a 'grab the current window'-screenshot.

See Bug #1615848.

Now hopefully with a stacktrace with no outdated packages.

ProblemType: Crash
DistroRelease: Ubuntu 16.10
Package: mate-utils 1.15.1-0ubuntu1
ProcVersionSignature: Ubuntu 4.4.0-9136.55-powerpc64-smp 4.4.16
Uname: Linux 4.4.0-9136-powerpc64-smp ppc64
ApportVersion: 2.20.3-0ubuntu7
Architecture: powerpc
CrashCounter: 1
CurrentDesktop: MATE
Date: Thu Sep 22 00:33:32 2016
ExecutablePath: /usr/bin/mate-screenshot
InstallationDate: Installed on 2016-09-04 (17 days ago)
InstallationMedia: Ubuntu-MATE 16.10 "Yakkety Yak" - Alpha powerpc (20160904)
ProcCmdline: mate-screenshot --interactive
ProcEnviron:
 LANGUAGE=de_AT:de
 PATH=(custom, user)
 XDG_RUNTIME_DIR=<set>
 LANG=de_AT.UTF-8
 SHELL=/bin/bash
Signal: 11
SourcePackage: mate-utils
StacktraceTop:
 gdk_property_get () from /usr/lib/powerpc-linux-gnu/libgdk-3.so.0
 screenshot_get_window_title ()
 ?? ()
 ?? ()
 ?? () from /lib/powerpc-linux-gnu/libglib-2.0.so.0
Title: mate-screenshot crashed with SIGSEGV in gdk_property_get()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo

[Apport retracing service (apport)]

StacktraceTop:
 gdk_property_get (window=window@entry=0x0, property=property@entry=0x55, type=type@entry=0x46, offset=offset@entry=0, length=length@entry=2147483647, pdelete=pdelete@entry=0, actual_property_type=actual_property_type@entry=0xff8bbe9c, actual_format_type=actual_format_type@entry=0xff8bbea0, actual_length=actual_length@entry=0xff8bbea4, data=data@entry=0xff8bbea8) at ././gdk/gdkwindow.c:11238
 get_utf8_property (atom=0x55, window=0x0) at screenshot-utils.c:61
 screenshot_get_window_title (win=<optimized out>) at screenshot-utils.c:1079
 find_current_window (window_title=0x2018a07c <window_title>) at mate-screenshot.c:1112
 push_check_file_job (rectangle=0x0) at mate-screenshot.c:1138

[Ubuntu QA Website (ubuntuqa)]

This bug has been reported on the Ubuntu ISO testing tracker.

A list of all reports related to this bug can be found here:
http://iso.qa.ubuntu.com/qatracker/reports/bugs/1626300