nm-applet crashed with SIGSEGV

[Memme]

It cames on startup... after updated the system
and removed xfce from synaptic

ProblemType: Crash
DistroRelease: Ubuntu 11.04
Package: network-manager-gnome 0.8.4~git.20110318t152954.9c4c9a0-0ubuntu1
ProcVersionSignature: Ubuntu 2.6.38-7.39-generic 2.6.38
Uname: Linux 2.6.38-7-generic i686
Architecture: i386
CrashCounter: 1
Date: Fri Mar 25 23:27:09 2011
ExecutablePath: /usr/bin/nm-applet
IfupdownConfig:
 auto lo
 iface lo inet loopback
InstallationMedia: Ubuntu 10.10 "Maverick Meerkat" - Release i386 (20101007)
IpRoute:
 192.168.1.0/24 dev wlan0 proto kernel scope link src 192.168.1.4 metric 2
 169.254.0.0/16 dev wlan0 scope link metric 1000
 default via 192.168.1.1 dev wlan0 proto static
NetworkManager.state:
 [main]
 NetworkingEnabled=true
 WirelessEnabled=true
 WWANEnabled=true
ProcCmdline: nm-applet
ProcEnviron:
 LANGUAGE=it_IT:en
 LANG=it_IT.UTF-8
 SHELL=/bin/bash
SegvAnalysis:
 Segfault happened at: 0x4f0c26: movsbl (%eax),%eax
 PC (0x004f0c26) ok
 source "(%eax)" (0x00000001) not located in a known VMA region (needed readable region)!
 destination "%eax" ok
SegvReason: reading NULL VMA
Signal: 11
SourcePackage: network-manager-applet
StacktraceTop:
 ?? () from /usr/lib/libgtk-x11-2.0.so.0
 ?? () from /usr/lib/libgtk-x11-2.0.so.0
 ?? () from /usr/lib/libgtk-x11-2.0.so.0
 ?? () from /usr/lib/libgtk-x11-2.0.so.0
 ?? () from /usr/lib/libgtk-x11-2.0.so.0
Title: nm-applet crashed with SIGSEGV
UpgradeStatus: Upgraded to natty on 2011-03-25 (1 days ago)
UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare

[Apport retracing service (apport)]

Thank you for taking the time to report this crash and helping to make Ubuntu better. This particular crash has already been reported and is a duplicate of bug #729150, 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.