TWRP 3.0.2 don`t work when microSD was set like internal memory

Hi,

Someone can tell me why TWRP 3.0.2 don`t work (stop on start screen) while I set my microSD card like internal memory?

I have CM 13 6.0.1 and I tried few times set my microSD and flash TWRP again and still don`t work.