More stability.

list.py

@@ -126,8 +126,13 @@ def client():
     client_socket.close()
 
 if mode == 0:
-    print('To start own server change python file.\n')
+	print('To start own server change python file.\n')
-    client()
+	client()
 else:
-    server()
+	while True:
-    
+		try:
+			server()
+		except KeyboardInterrupt:
+			exit()
+		except:
+			pass