nm-applet crashed with SIGABRT in raise()

[James]

the applet has disappeared from the panel even though the network is functioning

ProblemType: Crash
DistroRelease: Ubuntu 12.04
Package: network-manager-gnome 0.9.2.0+git.20120126t000800.5151959-0ubuntu4
ProcVersionSignature: Ubuntu 3.2.0-17.27-generic 3.2.6
Uname: Linux 3.2.0-17-generic i686
ApportVersion: 1.93-0ubuntu2
Architecture: i386
CrashCounter: 1
Date: Thu Mar 1 11:07:49 2012
ExecutablePath: /usr/bin/nm-applet
IfupdownConfig:
 auto lo
 iface lo inet loopback
InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Release i386 (20110427.1)
IpRoute:
 default via 192.168.0.254 dev eth3 proto static
 169.254.0.0/16 dev eth3 scope link metric 1000
 192.168.0.0/24 dev eth3 proto kernel scope link src 192.168.0.5 metric 2
 239.255.255.0/24 via 192.168.0.254 dev eth3
NetworkManager.state:
 [main]
 NetworkingEnabled=true
 WirelessEnabled=true
 WWANEnabled=true
ProcCmdline: nm-applet
ProcEnviron:
 PATH=(custom, no user)
 LANG=en_US.UTF-8
 SHELL=/bin/bash
RfKill:
 0: phy0: Wireless LAN
  Soft blocked: no
  Hard blocked: no
Signal: 6
SourcePackage: network-manager-applet
StacktraceTop:
 raise () from /lib/i386-linux-gnu/libc.so.6
 abort () from /lib/i386-linux-gnu/libc.so.6
 g_assertion_message () from /lib/i386-linux-gnu/libglib-2.0.so.0
 g_assertion_message_expr () from /lib/i386-linux-gnu/libglib-2.0.so.0
 nm_utils_security_valid () from /usr/lib/libnm-util.so.2
Title: nm-applet crashed with SIGABRT in raise()
UpgradeStatus: Upgraded to precise on 2012-02-21 (8 days ago)
UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare
nmcli-con:
 NAME UUID TYPE TIMESTAMP TIMESTAMP-REAL AUTOCONNECT READONLY DBUS-PATH
 NO3 64cc268b-a578-457e-8872-69ef2cfad292 802-11-wireless 1330596562 Thu 01 Mar 2012 11:09:22 AM CET yes no /org/freedesktop/NetworkManager/Settings/15
 Wired connection 1 90f937b0-6e0d-40a2-aa85-1c59aaf13350 802-3-ethernet 1330596103 Thu 01 Mar 2012 11:01:43 AM CET yes no /org/freedesktop/NetworkManager/Settings/14
nmcli-dev:
 DEVICE TYPE STATE DBUS-PATH
 eth3 802-11-wireless connected /org/freedesktop/NetworkManager/Devices/1
 eth0 802-3-ethernet unavailable /org/freedesktop/NetworkManager/Devices/0
nmcli-nm:
 RUNNING VERSION STATE NET-ENABLED WIFI-HARDWARE WIFI WWAN-HARDWARE WWAN
 running 0.9.3.0 connected enabled enabled enabled enabled enabled

[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 #908380, 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.