diff --git a/pmc/vector.cc b/pmc/vector.cc
--- a/pmc/vector.cc
+++ b/pmc/vector.cc
@@ -17,11 +17,22 @@
     y = yy;
     mode = RAD;
 
+    refCounter++;
+
 #ifdef DEBUG
     fprintf (stderr, "New Vector: (%.3d, %.3d)\n", x, y);
 #endif
 }
 
+Vector::Vector (const Vector & copy)
+:x (copy.x), y (copy.y)
+{
+    fprintf (stderr, "Warning: Copy Constructor: ");
+    vector ();
+    fprintf (stderr, "\n");
+    refCounter++;
+}
+
 Vector::~Vector ()
 {
 #ifdef DEBUG