Black Screen When Opening Up World

I came back from G-Drive (using the multi-tasking) to the Minecraft home page I pressed the "Play" button, loaded up my world and this happened, (see attached screenshots)
It appears that only entities show up (properly) anyway

-Device:
-Amazon's Kindle Fire HDX 8.9 (3rd Generation)
-Android 4.4.3
-MCPE 0.14.3