A little bug when trying to drag & drop install the new Firefox 4 into the applications folder on your Mac. (Or maybe you got to this error another way? Please let me know in the](http://igotablog.com/wp-content/uploads/2011/03/Screen-shot-2011-03-22-at-12.06.55-PM.png "Firefox 4 error")
Here’s how you fix it:
- Open Terminal (Applications/Utilities/Terminal)
- Type this in:
sudo killall vpnagentd
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