compiz crashed with SIGABRT in raise()

[Taylor Tortessi]

I don't know what happened.

ProblemType: Crash
DistroRelease: Ubuntu 16.04
Package: compiz-core 1:0.9.12.2+16.04.20160331-0ubuntu1
ProcVersionSignature: Ubuntu 4.4.0-16.32-generic 4.4.6
Uname: Linux 4.4.0-16-generic x86_64
NonfreeKernelModules: wl
ApportVersion: 2.20.1-0ubuntu1
Architecture: amd64
CrashCounter: 1
CurrentDesktop: MATE
Date: Tue Apr 5 05:09:41 2016
ExecutablePath: /usr/bin/compiz
InstallationDate: Installed on 2016-04-04 (1 days ago)
InstallationMedia: Ubuntu-MATE 16.04 LTS "Xenial Xerus" - Beta amd64 (20160323.1)
ProcCmdline: compiz
ProcEnviron:
 LANGUAGE=en_US
 PATH=(custom, no user)
 XDG_RUNTIME_DIR=<set>
 LANG=en_US.UTF-8
 SHELL=/bin/bash
Signal: 6
SourcePackage: compiz
StacktraceTop:
 raise () from /lib/x86_64-linux-gnu/libc.so.6
 abort () from /lib/x86_64-linux-gnu/libc.so.6
 ?? () from /lib/x86_64-linux-gnu/libc.so.6
 ?? () from /lib/x86_64-linux-gnu/libc.so.6
 free () from /lib/x86_64-linux-gnu/libc.so.6
Title: compiz crashed with SIGABRT in raise()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo
XsessionErrors:
 mate-session[1198]: WARNING: Unable to find provider '' of required component 'dock'
 (mate-power-manager:1886): GLib-CRITICAL **: Source ID 249 was not found when attempting to remove it
 (mate-screensaver:1883): GLib-CRITICAL **: Source ID 27 was not found when attempting to remove it
 (gtk-window-decorator:2208): GLib-GObject-CRITICAL **: g_object_set_data: assertion 'G_IS_OBJECT (object)' failed

[Apport retracing service (apport)]

Thank you for taking the time to report this crash and helping to make this software better. This particular crash has already been reported and is a duplicate of bug #1499492, so is being marked as such. Please look at the other bug report to see if there is any missing information that you can provide, or to see if there is a workaround for the bug. Additionally, any further discussion regarding the bug should occur in the other report. Please continue to report any other bugs you may find.