Huawei y511-T00 won't boot after flash with sp fladh tool...

Hellow engineers i'm also a tech but i do mistake yesterday.....i flashed my brothers phone Huawei y511-T00 with flash tool to try to solve the network issue, but after operation the phone is now unbootable.....uuph....then i went to preview the firmware content and i saw that there is missing file inside the firmware...(UBOOT)
Any one can help me and i thank u in advance!