i cannot login

i cannot login in mcpe. i created a mcpe cracked server for me and my friend cuz my friend has not purchased mcpe when i created it i logout of my account when i try to join the server mcpe told me to login so i login and when i was done i was not greeted with "welcome back my usernane" and my name was still steve and the login button was still there i tried to unsinstall and install it didn't worked and yes i purchased mcpe