System hangs when "Enable Networking" or "Enable Wireless" menu entry in Network Manager in systray is clicked

[Anatoly Mayorov]

System hangs when "Enable Networking" or "Enable Wireless" menu entry in Network Manager in systray is clicked. (Xubuntu 11.04)

ProblemType: Bug
DistroRelease: Ubuntu 11.04
Package: network-manager-gnome 0.8.4~git.20110318t152954.9c4c9a0-0ubuntu1
ProcVersionSignature: Ubuntu 2.6.38-8.42-generic 2.6.38.2
Uname: Linux 2.6.38-8-generic x86_64
Architecture: amd64
CRDA: Error: [Errno 2] No such file or directory
Date: Thu May 12 20:38:36 2011
ExecutablePath: /usr/bin/nm-applet
InstallationMedia: Xubuntu 11.04 "Natty Narwhal" - Release amd64 (20110426.1)
IpRoute:
 192.168.1.0/24 dev eth0 proto kernel scope link src 192.168.1.35 metric 1
 169.254.0.0/16 dev eth0 scope link metric 1000
 default via 192.168.1.1 dev eth0 proto static
Keyfiles: Error: [Errno 2] No such file or directory
NetworkManager.state:
 [main]
 NetworkingEnabled=true
 WirelessEnabled=true
 WWANEnabled=true
ProcEnviron:
 LANGUAGE=en
 LANG=en_US.UTF-8
 SHELL=/bin/bash
RfKill:
 0: phy0: Wireless LAN
  Soft blocked: no
  Hard blocked: no
SourcePackage: network-manager-applet
UpgradeStatus: No upgrade log present (probably fresh install)
XsessionErrors:
 (xfce4-indicator-plugin:1277): libindicator-WARNING **: IndicatorObject class does not have an accessible description.
 (xfce4-indicator-plugin:1277): libindicator-WARNING **: IndicatorObject class does not have an accessible description.
 (xfce4-indicator-plugin:1277): libxfce4panel-CRITICAL **: IA__xfce_panel_plugin_add_action_widget: assertion `GTK_IS_WIDGET (widget)' failed
 (xfce4-indicator-plugin:1277): Gtk-CRITICAL **: IA__gtk_widget_realize: assertion `GTK_WIDGET_ANCHORED (widget) || GTK_IS_INVISIBLE (widget)' failed