diff -r 88883899c9e6 -r 210381b46ae6 src/train_cmd.cpp
--- a/src/train_cmd.cpp	Thu Jul 26 14:07:11 2007 +0000
+++ b/src/train_cmd.cpp	Thu Jul 26 15:37:19 2007 +0000
@@ -3138,7 +3138,7 @@
 
 		if (!(v->vehstatus & VS_HIDDEN)) {
 			Vehicle *u = CreateEffectVehicleRel(v, 4, 4, 5, EV_BREAKDOWN_SMOKE);
-			if (u != NULL) u->u.special.unk0 = v->breakdown_delay * 2;
+			if (u != NULL) u->u.special.animation_state = v->breakdown_delay * 2;
 		}
 	}