AMIRASTARR

I AM NOT ABLE TO LOG ONTO SL TODAY...LAST NIGHT I HAD NO PROBLEMS LOGGIN ON . TODAY I AM GETTING AN ERROR MESSAGE WHEN I PUT MY PASSCODE IN "UNABLE TO CONNECT TO SIMULATOR. I AM NOT VERY COMPUTER SAVY SO PLEASE IF SOMEONE COULD HELP ME AND GIVE ME DETAILS ON HOW TO FIX THIS ISSUE IT WOULD BE GREATLY APPRECIATED. THANK YOU