I'm also getting "Server connection was closed or could not be established." I don't see any complaints about the certificate in my Firefox console, though.
I've tried restarting the browser and clearing my cookies and cache.
Could Dominion Online please let us know if someone is looking into this issue?
Console log:
0: Opening metaserver connection (metaserver.dominion-online.com:443) raven-3.7.0.min.js:49:121
Firefox can’t establish a connection to the server at wss://metaserver.dominion-online.com/. dominion-webclient-body-1.4.6.min.js:17:26902
290: Metaserver connection error (id: 0, currentId: 0).
error { target: WebSocket, isTrusted: true, srcElement: WebSocket, currentTarget: WebSocket, eventPhase: 2, bubbles: false, cancelable: false, returnValue: true, defaultPrevented: false, composed: false, … }
raven-3.7.0.min.js:49:121
294: Metaserver connection closed (id: 0, currentId: 0).
close { target: WebSocket, isTrusted: true, wasClean: false, code: 1015, reason: "", srcElement: WebSocket, currentTarget: WebSocket, eventPhase: 2, bubbles: false, cancelable: false, … }
raven-3.7.0.min.js:49:121
296: Close event code: 1015 raven-3.7.0.min.js:49:121
296: Close event string: TLS_HANDSHAKE raven-3.7.0.min.js:49:121
297: Meta Connection closed; game isn't connected so resetting raven-3.7.0.min.js:49:121