my old memory used to work bt after a while it says tht my memory is nt inserted bt i did already. so i bought a new one and the same thing happens to me. i did the formats,repair, reboot n all bt nothing is happening so then i tried it on diff phone n it worked both of the memeory. help me guys what to do? whats the problem? how can i solve it? pleaseeee i need to fix my phone :/