This just got fixed in today's second upload:
https://edge.launchpad.net/ubuntu/+source/plasma-widget-
networkmanagement/0.1~svn1002781-0ubuntu2
** Changed in: plasma-widget-networkmanagement (Ubuntu)
Status: New => Fix Released
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package plasma-widget-networkmanagement (not installed) f
** Attachment added: "Dmesg.txt"
http://launchpadlibrarian.net/29307192/Dmesg.txt
** Attachment added: "DpkgTerminalLog.gz"
http://launchpadlibrarian.net/29307193/DpkgTerminalLog.gz
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package plasma-widget-networkmanagement (not installed) failed to
install/upgrade: trying to overwrite
