Have you tried quitting and re-launching Blockland?
Can you re-create the issue then post your console.log following the instructions of the FAQ at the top of this board, please.
If you use Blockland on Steam, then yes.
Binding server port to default IPUDP initialized on port 19167Starting client steam authentication...Engine initialized...Received stats and achievements from SteamAuthentication: SUCCESS...Got Connect challenge ResponseSending Connect RequestConnection establishedConnected successfully, killing other pending connectionsConnection with server lost.Issuing Disconnect packet.
First off as a word of warning his servers are kinda awful and get attacked often.It seems you're authenticating fine though. Does it do this to other servers?