The image file of his is 19190 s4 mini 4.4.2 kitkat but my version of os is 4.2.2 jellybean, that is why it didnt work as expected. I tried to flash 4.4.2 kitkat using odin and the pit file, but it always fails. That missing image file (4.2.2 jellybean)might be my only hope of reviving this...