KDE Network Manager Applet goes weird

[Jonathan Ryshpan]

On Mon, 2012-05-28 at 09:50 -0700, Jonathan Ryshpan wrote:
> After last night's upgrade, the Network Manager applet in the KDE tray
> now appears as a red X.  Clicking on it produces a message that the
> network manager isn't running, and that I should please start it.  In
> fact networking seems to be running just fine.  Has anyone else seen
> this?
> 
> System is Fedora-16 running on x86_64 hardware; KDE version 4.8.3.  The
> applet doesn't identify itself; here's the log of the Network Manager
> upgrade:
>         May 27 23:38:13 Updated: 1:NetworkManager-glib-0.9.4-6.git20120521.fc16.x86_64
>         May 27 23:38:18 Updated: 1:NetworkManager-0.9.4-6.git20120521.fc16.x86_64
>         May 27 23:38:19 Updated: 1:NetworkManager-gtk-0.9.4-6.git20120521.fc16.x86_64
>         May 27 23:38:20 Updated: 1:NetworkManager-gnome-0.9.4-6.git20120521.fc16.x86_64
>         May 27 23:38:21 Updated: 1:NetworkManager-devel-0.9.4-6.git20120521.fc16.x86_64

There appear to be problems with the Network Manager itself.  I don't
know much about it, since networking on my system has always "just
worked" (tm); but here's a log of a little console activity:

1006 ~ $ nm-online
Connecting...............    1s
1007 ~ $ echo $?
1

1010 ~ $ nm-tool

** (process:10284): WARNING **: Could not initialize NMClient /org/freedesktop/NetworkManager: Method "GetAll" with signature "s" on interface "org.freedesktop.DBus.Properties" doesn't exist


NetworkManager Tool

State: unknown


** (process:10284): WARNING **: error: could not connect to NetworkManager
1011 ~ $ ping weather
PING weather (192.168.2.3) 56(84) bytes of data.
64 bytes from weather (192.168.2.3): icmp_req=1 ttl=64 time=0.942 ms
64 bytes from weather (192.168.2.3): icmp_req=2 ttl=64 time=0.280 ms
64 bytes from weather (192.168.2.3): icmp_req=3 ttl=64 time=0.581 ms