LG G3 TWRP restarts when trying to flash.

Hi Guys.
I have problem with my LG G3.
I try to flash CloudyG3 2.5 to my phone but after i swipe twrp resets and don't flash the rom.
I flashed BlissPop and it worked fine.
Currently im using Stock rom Android 5.0
TWRP is latest.
Phone version is D855
Can anyone please help me?
Thanks :)