Freeciv Alpha Centauri project

after un unsuccesful connection to the server :

(civclient:22520): Gtk-CRITICAL **: file gtkrc.c: line
708 (gtk_rc_parse_string): assertion `rc_string !=
NULL' failed
2: Connection au serveur refusée. Veuillez démarrer le
serveur.
1: Unexpected buffers in try_to_connect()
civclient: clinet.c:322: input_from_server:
l'assertion « fd == aconnection.sock » a échoué.
Abandon