Glad you found the fix! You're absolutely right, version mismatch after an update is probably the most common cause of those "connection failed" errors in Nulls Brawl.
To make sure you avoid this in the future, always grab the latest update direc…
It sounds like a redirect or callback issue with the Discord OAuth setup. You may want to double-check the redirect URI, client ID/secret, and make sure sessions or cookies are properly configured on your server. I recently read a helpful guide abou…