Safe Mode Not Working

Hi I need help.. I edited a file in my theme and my site got damaged.. now when i login to altervista then it is asking me to use safe mode procedure but my email is not working. i tried each and every email i have but none are working now... please help... god will bless you a lot... thanks in advance

I guess you still remember your password so you can do a normal login to the control panel > Myself > Profile and check which email address is in use.