diff --git a/network_data.c b/network_data.c
index 827081a4ef..75e6e178ca 100644
--- a/network_data.c
+++ b/network_data.c
@@ -125,7 +125,7 @@ static NetworkRecvStatus CloseConnection(NetworkClientState *cs)
 	NetworkCloseClient(cs);
 
 	// Clients drop back to the main menu
-	if (!_network_server) {
+	if (!_network_server && _networking) {
 		_switch_mode = SM_MENU;
 		_networking = false;
 		_switch_mode_errorstr = STR_NETWORK_ERR_LOSTCONNECTION;
diff --git a/network_udp.c b/network_udp.c
index 06b5b83dea..6ce80ad81b 100644
--- a/network_udp.c
+++ b/network_udp.c
@@ -331,8 +331,12 @@ static void NetworkHandleUDPPacket(Packet* p, struct sockaddr_in* client_addr)
 
 	if (type < PACKET_UDP_END && _network_udp_packet[type] != NULL && !_udp_cs.quited) {
 		_network_udp_packet[type](p, client_addr);
-	}	else {
-		DEBUG(net, 0)("[NET][UDP] Received invalid packet type %d", type);
+	} else {
+		if (!_udp_cs.quited) {
+			DEBUG(net, 0)("[NET][UDP] Received invalid packet type %d", type);
+		} else {
+			DEBUG(net, 0)("[NET][UDP] Received illegal packet");
+		}
 	}
 }