diff -Nur -Xfreecivdiff.ignore freeciv-cvs/client/civclient.c freeciv-patched/client/civclient.c
--- freeciv-cvs/client/civclient.c	Sat May  4 19:17:29 2002
+++ freeciv-patched/client/civclient.c	Tue May 14 17:02:15 2002
@@ -557,7 +557,11 @@
       popdown_all_city_dialogs();
       close_all_diplomacy_dialogs();
       client_remove_all_cli_conn();
+      players_iterate(pplayer) {
+        client_cleanup_player(pplayer);
+      } players_iterate_end;
       game_remove_all_players();
+      game_cleanup();
       set_unit_focus_no_center(NULL);
       clear_notify_window();
       idex_init();		/* clear old data */
diff -Nur -Xfreecivdiff.ignore freeciv-cvs/client/climisc.c freeciv-patched/client/climisc.c
--- freeciv-cvs/client/climisc.c	Fri May  3 16:03:00 2002
+++ freeciv-patched/client/climisc.c	Tue May 14 17:00:55 2002
@@ -199,11 +199,19 @@
 }
 
 /**************************************************************************
+  Frees any dynamic memory used by a player structure
+**************************************************************************/
+void client_cleanup_player(struct player *plr)
+{
+  player_free_island_imprs(plr, max_cont_used);
+}
+
+/**************************************************************************
 ...
 **************************************************************************/
 void client_remove_player(int plrno)
 {
-  player_free_island_imprs(get_player(plrno), max_cont_used);
+  client_cleanup_player(get_player(plrno));
   game_renumber_players(plrno);
 }
 
diff -Nur -Xfreecivdiff.ignore freeciv-cvs/client/climisc.h freeciv-patched/client/climisc.h
--- freeciv-cvs/client/climisc.h	Sun Mar 17 18:34:11 2002
+++ freeciv-patched/client/climisc.h	Tue May 14 17:00:25 2002
@@ -23,6 +23,7 @@
 typedef int wid;
 
 void client_init_player(struct player *plr);
+void client_cleanup_player(struct player *plr);
 void client_remove_player(int plrno);
 void client_remove_city(struct city *pcity);
 void client_remove_unit(int unit_id);
diff -Nur -Xfreecivdiff.ignore freeciv-cvs/common/game.c freeciv-patched/common/game.c
--- freeciv-cvs/common/game.c	Sat May 11 20:45:33 2002
+++ freeciv-patched/common/game.c	Tue May 14 16:56:47 2002
@@ -838,6 +838,19 @@
 
 
 /***************************************************************
+  Frees any dynamic memory used by global game structures
+***************************************************************/
+void game_cleanup(void)
+{
+  /* Free vector of effects with world-wide range. */
+  geff_vector_free(&game.effects);
+
+  /* Free vector of destroyed effects */
+  ceff_vector_free(&game.destroyed_effects);
+}
+
+
+/***************************************************************
 ...
 ***************************************************************/
 void game_remove_all_players(void)
diff -Nur -Xfreecivdiff.ignore freeciv-cvs/common/game.h freeciv-patched/common/game.h
--- freeciv-cvs/common/game.h	Fri May  3 16:03:00 2002
+++ freeciv-patched/common/game.h	Tue May 14 16:32:09 2002
@@ -231,6 +231,7 @@
 struct unit *find_unit_by_id(int id);
 struct city *find_city_by_id(int id);
 
+void game_cleanup(void);
 void game_remove_player(struct player *pplayer);
 void game_remove_all_players(void);
 void game_renumber_players(int plrno);