I have this problem, but I can not in any known Brazilian forum to be able to fix my unit, I wish I could fix it if you know one way or unable to install ubuntu for phone.
AP fastboot flash mode (s) (boot failure)
0A.77
eMMC info: size 16G
To return to moral mode - first press power key to power down
device is locked. Status code :0
battery OK
OK to program
connect USB
data cable
I
Invalid GG OTU(CG: system): Invalid SP DATA
Invalid GG HAB(CG: system, status: 0x004E)
Invalid GG OTU(CG: system)
