I have built and placed it, i put some coal into what i think is the fuel place, but not sure how i get into it. I have right clicked it and left clicked it, one of them brings up a bar of squares that doesn't fill, so, unsure what else to try.

I also tried putting flamethrower fuel and wood, but ...

Ah! Thanks!

When i log in to the site, the highest build i can download is the 0.21 Alpha. I donated to the indiegogo campaign twice, so, is it possible my access did not get upgraded?

I would prefer to see more content as well before multiplayer (blueprints for one)

I'd honestly rather see blueprints over multiplayer. They would be amazing. Especially if you could share them as a files.
I've seen some bloody amazing factories that i would LOVE to have the blueprints for!

It starts to happen when the creepers get really thick. Hard to guess how many are coming at that point, but they are tearing through my wall of i'd say 16 or so turrets.

As for sending a save, that's difficult, as i can load a save from 20 min earlier, and it will happen right away. Other times, i ...

I keep getting this error on map 2 of "new hope"

I did a search in this forum for this error, and didn't find anything.