Public bug reported:
Ubuntu 18.10, network-manager-gnome 1.8.18-2
Every three minutes or less, the applet writes to stderr these messages:
(nm-applet:3677): Gtk-CRITICAL **: 08:09:47.640: gtk_widget_destroy: assertion
'GTK_IS_WIDGET (widget)' failed
(nm-applet:3677): Gtk-CRITICAL **: 08:09:47.640: gtk_widget_destroy: assertion
'GTK_IS_WIDGET (widget)' failed
(nm-applet:3677): Gtk-WARNING **: 08:09:47.668: Can't set a parent on widget
which has a parent
(nm-applet:3677): Gtk-CRITICAL **: 08:10:50.616: gtk_widget_destroy: assertion
'GTK_IS_WIDGET (widget)' failed
(nm-applet:3677): Gtk-CRITICAL **: 08:10:50.616: gtk_widget_destroy: assertion
'GTK_IS_WIDGET (widget)' failed
(nm-applet:3677): Gtk-WARNING **: 08:10:50.639: Can't set a parent on widget
which has a parent
Steps to reproduce:
- install network-manager-gnome, add the nm-applet to the panel
- wait
Expected outcome:
- not filling up error logs
Seen outcome:
- filling up error logs
ProblemType: Bug
DistroRelease: Ubuntu 18.10
Package: network-manager-gnome 1.8.18-2ubuntu2
ProcVersionSignature: Ubuntu 4.18.0-10.11-generic 4.18.12
Uname: Linux 4.18.0-10-generic x86_64
NonfreeKernelModules: nvidia_modeset nvidia
ApportVersion: 2.20.10-0ubuntu13
Architecture: amd64
CurrentDesktop: XFCE
Date: Mon Oct 22 08:08:37 2018
IfupdownConfig:
# interfaces(5) file used by ifup(8) and ifdown(8)
auto lo
iface lo inet loopback
InstallationDate: Installed on 2016-06-05 (869 days ago)
InstallationMedia: Xubuntu 16.04 LTS "Xenial Xerus" - Release amd64 (20160420.1)
IpRoute:
default via 192.168.1.1 dev enp5s0 proto dhcp metric 100
169.254.0.0/16 dev enp5s0 scope link metric 1000
192.168.1.0/24 dev enp5s0 proto kernel scope link src 192.168.1.111 metric 100
NetworkManager.state:
[main]
NetworkingEnabled=true
WirelessEnabled=true
WWANEnabled=false
SourcePackage: network-manager-applet
UpgradeStatus: Upgraded to cosmic on 2018-10-21 (0 days ago)
modified.conffile..etc.default.apport: [modified]
mtime.conffile..etc.default.apport: 2018-03-20T22:16:27.108498
nmcli-con:
NAME UUID TYPE TIMESTAMP
TIMESTAMP-REAL AUTOCONNECT AUTOCONNECT-PRIORITY READONLY
DBUS-PATH ACTIVE DEVICE STATE
ACTIVE-PATH SLAVE FILENAME
Wired connection 1 ac8e86d9-6cff-3015-828a-e5fdbd9f5b0b ethernet 1540209985
Mon 22 Oct 2018 08:06:25 AM EDT yes -999 no
/org/freedesktop/NetworkManager/Settings/1 yes enp5s0 activated
/org/freedesktop/NetworkManager/ActiveConnection/1 --
/etc/NetworkManager/system-connections/Wired connection 1
nmcli-dev:
DEVICE TYPE STATE DBUS-PATH
CONNECTION CON-UUID CON-PATH
enp5s0 ethernet connected /org/freedesktop/NetworkManager/Devices/2
Wired connection 1 ac8e86d9-6cff-3015-828a-e5fdbd9f5b0b
/org/freedesktop/NetworkManager/ActiveConnection/1
wlp3s0 wifi disconnected /org/freedesktop/NetworkManager/Devices/3 --
-- --
lo loopback unmanaged /org/freedesktop/NetworkManager/Devices/1 --
-- --
nmcli-nm:
RUNNING VERSION STATE STARTUP CONNECTIVITY NETWORKING WIFI-HW WIFI
WWAN-HW WWAN
running 1.12.4 connected started full enabled enabled
enabled enabled disabled
** Affects: network-manager-applet (Ubuntu)
Importance: Undecided
Status: New
** Tags: amd64 apport-bug cosmic
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https://bugs.launchpad.net/bugs/1799213
Title:
Gtk-CRITICAL gtk_widget_destroy: assertion 'GTK_IS_WIDGET (widget)'
failed
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