=== modified file 'src/display/canvas-grid.cpp'
--- src/display/canvas-grid.cpp	2012-02-15 21:19:38 +0000
+++ src/display/canvas-grid.cpp	2012-03-29 11:16:45 +0000
@@ -781,6 +781,10 @@
 
     _rcb_dotted->setActive(render_dotted);
 
+    _rsu_ox->clearProgrammatically();
+    _rsu_oy->clearProgrammatically();
+    _rsu_sx->clearProgrammatically();
+    _rsu_sx->clearProgrammatically();
     return table;
 }
 

=== modified file 'src/ui/widget/scalar.cpp'
--- src/ui/widget/scalar.cpp	2011-11-09 20:13:18 +0000
+++ src/ui/widget/scalar.cpp	2012-03-29 11:19:31 +0000
@@ -142,6 +142,11 @@
     add (*manage (scale));
 }
 
+void Scalar::clearProgrammatically()
+{
+    setProgrammatically = false;
+}
+
 Glib::SignalProxy0<void> Scalar::signal_value_changed()
 {
     return static_cast<SpinButton*>(_widget)->signal_value_changed();

=== modified file 'src/ui/widget/scalar.h'
--- src/ui/widget/scalar.h	2011-11-09 20:13:18 +0000
+++ src/ui/widget/scalar.h	2012-03-29 11:13:49 +0000
@@ -157,6 +157,11 @@
      * if a callback checks it, it must reset it back to false.
      */
     bool setProgrammatically;
+
+    /**
+     * reset value of setProgrammatically.
+     */
+    void    clearProgrammatically();
 };
 
 } // namespace Widget