I have same problem after try to format SdcArd0(more then2Go). tuto : [HOW-TO][ROOT][4NOOBS] Resize sdcard0 and internal storage to maximize space for apps
The lt30p, loop within logo Sony and flashmode
After 5 day, to try everything... :s
(flashtool disconnect the phone)...
No flastboot ...
No battery and impossibility to Charging (Looping)
The Solution is OLD Flashtool.
9.18.6 at ww w . flashtool.net/ downloads_windows_prev.php
After reinstalled the old flashtool ,disconnect internal battery.
Update TFT file and GO!
i can update every TFT. Because in 9.22.3, you don't chose TFT.
No error 995. no system.sin corrupt etc..