diff -r 550db5cefcc2 -r 8a2d1c2ceb88 src/yapf/yapf_base.hpp
--- a/src/yapf/yapf_base.hpp	Wed Jun 27 01:01:16 2007 +0000
+++ b/src/yapf/yapf_base.hpp	Sat Jul 07 09:20:52 2007 +0000
@@ -280,6 +280,12 @@
 
 	const Vehicle* GetVehicle() const {return m_veh;}
 
+	void DumpBase(DumpTarget &dmp) const
+	{
+		dmp.WriteStructT("m_nodes", &m_nodes);
+		dmp.WriteLine("m_num_steps = %d", m_num_steps);
+	}
+
 	// methods that should be implemented at derived class Types::Tpf (derived from CYapfBaseT)
 
 #if 0