diff -r 7e529047df1a -r 9203a299ce4e src/lemon/undir_graph_extender.h
--- a/src/lemon/undir_graph_extender.h	Fri Mar 04 17:11:54 2005 +0000
+++ b/src/lemon/undir_graph_extender.h	Fri Mar 04 17:12:36 2005 +0000
@@ -139,7 +139,7 @@
     ///
     ///\todo Better name...
     Edge edgeWithSource(const UndirEdge &ue, const Node &s) const {
-      return Edge(*this, eu, s);
+      return Edge(*this, ue, s);
     }
 
     using Parent::first;