ok this iphone was otb 1.1.2 jailbreaked and i use a turbosim with it.... i used it for a couple of months till i was having problems with it so i restored to 1.1.1 .... jailbreak... i did oktoprep and tried to update and doesnt work.. i tried updating and restoring to other versions 1.1.2 and 1.1.4 and it does not work.... does this have anything to do w/ teh modem firmware 04.04_05_g ????

can anyone help and explain how 2 update this phone...
any help would be appreciated thank you