I installed Pi-Hole a year ago or so via Docker and it has been working fine, but for some reason I am no longer able to access the webGUI of Pi-Hole. I don't know when the problem began because I haven't opened the GUI in a while but it did work before.
When I try to open 192.168.0.3/admin I get this error:
And if I log in to the Pi-Hole container and list the open ports there is indeed no open http port: