Exclamation [Q] NOT regidtered on NETWROK BUG AFTER 4.2.2 UPDATE ON S7580

CAN ANYONE HELP ME FIX MY SAMSUNG GALAXY TREND PLUS (S7580). I UPDATED IT VIA KIES AND THIS RESULTED IN ME GETTING THE NOT ON REGISTERED NETWORK ERROR. HAS ANYONE ENCOUNTERED THIS AND IS THERE A FIX ? , IVE TRIED ROLLING BACK TO PREVIOUS FIRMWARE BUT NO LUCK, TRIED OTHER FIRMWARES ALSO NO LUCK . PLEASE HELP:crying::cr ying: