You might want to try different settings for "Protocol" encryption … Another possibility is that your connections are all already in use by other downloading and seeding torrents. You could run the "Bandwidth" test and select a proposed setting according to it's result.

Sorry reply is a little late but your problem coincides with the Firefox 10.0 update. Very good chance its related.

Its a shame there virtually impossible to come by anymore. Can-am and BG Enterprise have both said they no longer sell them and it seems impossible to find them anywhere else  :cry2: