Whenever I try to use the furnace it doesn't seem to respond making me unable to use it.

Put the summary of the bug you're having here

What I expected to happen was...:
To casually use the furnace as I always do to melt things down.

What actually happened was...:
It didn't respond no matter what I did, I kept tapping the screen but nothing happened.

Steps to Reproduce:
1. Access the furnace.
2. Try selecting materials.
3. Cannot select because it doesn't work.