It wasn't prefs.js, it was a corrupted certificate database.
I simply removed ~/.mozilla/firefox/whatever.default/cert8.db and my issue was solved.
That being said, the issue at hand in this bug report might be different.
I just thought I'd share in case it helps someone.
Ok, I found out the issue that was affecting me.
It wasn't prefs.js, it was a corrupted certificate database.
I simply removed ~/.mozilla/ firefox/ whatever. default/ cert8.db and my issue was solved.
That being said, the issue at hand in this bug report might be different.
I just thought I'd share in case it helps someone.
Cheers.