diff -r 51db351a3313 -r a590f7f0edb3 src/depot.cpp
--- a/src/depot.cpp	Sun Aug 05 17:43:04 2007 +0000
+++ b/src/depot.cpp	Sun Aug 05 21:20:55 2007 +0000
@@ -37,6 +37,8 @@
  */
 Depot::~Depot()
 {
+	if (CleaningPool()) return;
+
 	/* Clear the depot from all order-lists */
 	RemoveOrderFromAllVehicles(OT_GOTO_DEPOT, this->index);