@MojangSupport Hey, I’ve had a account Since 2012 and i never migrated to a Mojang account and i don’t know what the email is i do know the password and username. If there is anyway you could help thanks!
While we can't help with account-specific issues here, you can reach us at the link below, and provide as much account information as possible (username/email/Transaction ID/purchase date/etc): https://help.minecraft.net/hc/en-us/requests/new … and we'll respond as soon as possible ^SA