Lock i hv nokia n73 music edition mobile set. i m facing a problem that its lock code didnt work... if i give him the code 0000 its just make a sound...and didnt act. if i give him another code like 1234 its show a message that code error, while giving 3 time such code, its block for 5 mints..... and if i give the code 0000, it didnt accept the such code only make a sound, while if i give u such code 0000 many time it didnt give code error or block the mobile for 5 mint... i did upgrade my mobile from internet, but the problem still continues... i m very confused wht to do....? another problem its memory card also didnt accept the password.... is it reinstalling the software will be the solution if yes..plz show me the method that how can i reinstall the software from internet... thnks Best regards.... YOUR FAITHFULLY, Zarshad