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It was the firewall. Thanks a lot Eugene! Great support!
Im getting this error also.

I see this when I enter 
sudo ajenti-panel -v
Im not able to login via https://...:8000 it returns time out.

It seams that python is listening to this port:
tcp 0 0 0.0.0.0:8000 0.0.0.0:* LISTEN 2658/python