gnome-shell crashed with signal 5 in g_log_default_handler()

[Knarf]

Plasma O.K. -->gdm3
Mate come the bug come

ProblemType: Crash
DistroRelease: Ubuntu 18.04
Package: gnome-shell 3.26.2-0ubuntu3
ProcVersionSignature: Ubuntu 4.15.0-11.12-generic 4.15.5
Uname: Linux 4.15.0-11-generic x86_64
ApportVersion: 2.20.8-0ubuntu10
Architecture: amd64
CrashCounter: 1
CurrentDesktop: GNOME-Greeter:GNOME
Date: Mon Feb 26 19:21:58 2018
DisplayManager: gdm3
ExecutablePath: /usr/bin/gnome-shell
GsettingsChanges:

JournalErrors:
 -- Logs begin at Wed 2017-12-13 16:49:59 CET, end at Mon 2018-02-26 19:38:01 CET. --
 Feb 26 19:25:38 hostname wpa_supplicant[906]: dbus: wpa_dbus_get_object_properties: failed to get object properties: (none) none
 Feb 26 19:25:38 hostname wpa_supplicant[906]: dbus: Failed to construct signal
 Feb 26 19:27:19 hostname pulseaudio[2004]: [pulseaudio] bluez5-util.c: GetManagedObjects() failed: org.freedesktop.DBus.Error.NoReply: Did not receive a reply. Possible causes include: the remote application did not send a reply, the message bus security policy blocked the reply, the reply timeout expired, or the network connection was broken.
 Feb 26 19:38:01 hostname pulseaudio[3198]: [pulseaudio] bluez5-util.c: GetManagedObjects() failed: org.freedesktop.DBus.Error.NoReply: Did not receive a reply. Possible causes include: the remote application did not send a reply, the message bus security policy blocked the reply, the reply timeout expired, or the network connection was broken.
ProcCmdline: /usr/bin/gnome-shell
ProcEnviron:
 PATH=(custom, no user)
 XDG_RUNTIME_DIR=<set>
 LANG=de_DE.UTF-8
 SHELL=/bin/false
Signal: 5
SourcePackage: gnome-shell
StacktraceTop:
 ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
 g_log_default_handler () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
 ?? ()
 g_logv () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
 g_log () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
Title: gnome-shell crashed with signal 5 in g_log_default_handler()
UpgradeStatus: Upgraded to bionic on 2017-12-04 (84 days ago)
UserGroups:

[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 #1748450, 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.