whenever i keep entering my password on my mobile i keep getting wrong user name or password but on the pc no promblem can someone help me plzzz

Thats really odd. Are you sure your mobile is linked to the same Gmail account as the account your using on your PC?

hey i'm using xperia x10 with android version 2.3 the problem with my cell is that after every 15 to 20 mins my cell's light automatically turns on and then turns off and this happens for 6 to 7 times i dont know what the problem is kindly let me know what to do ????