--- a/net/server_event.lua	Sun Mar 10 19:58:28 2019 +0100
+++ b/net/server_event.lua	Mon Mar 11 13:00:51 2019 +0100
@@ -168,7 +168,7 @@
 	if self.conn.sni then
 		if self.servername then
 			self.conn:sni(self.servername);
-		elseif self._server and self._server.hosts then
+		elseif self._server and type(self._server.hosts) == "table" and next(self._server.hosts) ~= nil then
 			self.conn:sni(self._server.hosts, true);
 		end
 	end