All the time I have been playing minecraft vanilla. No mods. I have been using my email instead of my username to login. Well today I decided to download tekkit. And it requires you to login with your username. I couldn't then I tried to login to vanilla minecraft. I could using my email but not my user name. Yes I have minecraft the paid version and on pc. Please help.
Read more: Why can't I use my username to login to minecraft?
