gnome-screensaver crashed with SIGSEGV in XForceScreenSaver()

[TheMixtureMedia]

.

ProblemType: Crash
DistroRelease: Ubuntu 17.10
Package: gnome-screensaver 3.6.1-7ubuntu6
Uname: Linux 4.13.1-041301-generic x86_64
ApportVersion: 2.20.7-0ubuntu1
Architecture: amd64
CurrentDesktop: GNOME
Date: Sat Sep 23 08:59:38 2017
ExecutablePath: /usr/bin/gnome-screensaver
GnomeSessionIdleInhibited: Yes
GnomeSessionInhibitors: 1: AppId = My SDL application, Flags = 8, Reason = Playing a game
GsettingsGnomeSession:
 org.gnome.desktop.session session-name 'gnome'
 org.gnome.desktop.session idle-delay uint32 900
InstallationDate: Installed on 2017-04-18 (158 days ago)
InstallationMedia: Ubuntu-GNOME 17.04 "Zesty Zapus" - Release amd64 (20170412)
ProcCmdline: /usr/bin/gnome-screensaver --no-daemon
ProcEnviron:
 XDG_RUNTIME_DIR=<set>
 SHELL=/bin/bash
 LANGUAGE=en_CA:en
 PATH=(custom, no user)
 LANG=en_CA.UTF-8
Signal: 11
SourcePackage: gnome-screensaver
StacktraceTop:
 XForceScreenSaver () from /usr/lib/x86_64-linux-gnu/libX11.so.6
 XResetScreenSaver () from /usr/lib/x86_64-linux-gnu/libX11.so.6
 ?? ()
 g_closure_invoke () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
 ?? () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
Title: gnome-screensaver crashed with SIGSEGV in XForceScreenSaver()
UpgradeStatus: Upgraded to artful on 2017-04-29 (147 days ago)
UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo video

[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 #1716278, 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.