Profoundly unlikely that it has anything to do with Firefox 4.0. I am running Firefox 3.5 and Thunderbird 2.0 and I am having the same problem. And I would bet that if you surveyed those posting you would find a diversity of OS, Thunderbird and Firefox versions.
On Mar 31, 10:10 am, MOCGator <[email protected]> wrote: > I would bet money that this has to do with FireFox 4.0. But I can't > fix it. > > Open the pref window (tools->options->advanced->pref editor), in the > search box enter webmail.UserAgent, > > If you click on the key this is the value Mozilla/5.0 (Macintosh; > U; Intel Mac OS X 10.5; en-US; rv:1.9.1b4) Gecko/20090423 Firefox/3.6 > GTB5 > > It's looking for FireFox 3.6 not FireFox 4.0 right???? > > I've tried changing it but no luck.. > > Ugh! > > On Mar 30, 10:14 am, sephage <[email protected]> wrote: > > > Without changing any settings in Yahoo! Mail itself or in Thunderbird > > or the WebMail and Yahoo! Webmail extensions, I'm suddenly getting the > > dreaded "Negative Vibes" error message from all Yahoo! accounts when > > trying to download messages in Thunderbird. > > > I'm suspecting something might have changed on the Yahoo! side today, > > and the extension may require an update?
