PLEASE NOTE:When donating, make sure to write your actual MINECRAFT ACCOUNT USERNAME in the box, and to be CaSe SeNsItIvE. Be very careful! (For example: Put "Notch" instead of "notch")
If you typed it in wrong or you had any other problem, do not worry! Send us a support ticket at our forums (Click to open) with the proof of payment, and we'll assist you!