hi i just downloaded windows 8 and i want to change my email to my gmail.
but when i do it says " *Mygmail* @gmail.com isnt available"

why does it say that i just want to change it btw if it helps this is the admin account and i dont want to reinstall evrything again.. and i have windows 8 64 bit version .. so plz help me
ps: i created an other account on that gmail but removed the account