Try to start the demo, but I get a message error after the loading logo of the train. Submit et copy doesn't work either

The text (which I can't fully read bc of formatting, please make the window larger!) says I can deliver it to the black market. However, I'm at the black market and can't do such a thing. How does it work?

I have equipment which says the black market will buy it at a high price, but when I'm at the black market I can't see any way to sell it to them.

I liked the demo. Found the concept pretty fun. My main gripes were: 1. Enemy positioning. Enemies sometimes overlap, block each other so my attack hits another one. This could be okay but enemy attacks can also go through shields sometimes and this makes for a weird scenario. The only attack that can get around this is missile but it's usually not strong enough to stop one of the enemies by itself. 2. Controls need improvement. Sometimes I'll click and hold and accidentally let go. Controller supp...

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