well i unlocked my iphone but i upgraded by accident to 1.1.3. i have a 1.1.2 otb. so i tryed to upgraded to 1.1.3 then i did iphuc and then i downgraded to 1.1.1 but after i did that i try to jailbreak it but a message comes up that says "incorect sim" i dont know what to do please help