dunno what to write, this is a non-clean state...

src/main/java/de/srsoftware/web4rail/actions/PreserveRoute.java

@@ -30,7 +30,6 @@ public class PreserveRoute extends Action {
 			return false; // train is expected to wait in next block.
 		}
 
-		train.reserveRouteAfter(route);
-		return true;
+		return route.prepareNext(train);
 	}
 }