Index: trunk/MagicSoft/Mars/mbase/MStatusDisplay.cc
===================================================================
--- trunk/MagicSoft/Mars/mbase/MStatusDisplay.cc	(revision 2891)
+++ trunk/MagicSoft/Mars/mbase/MStatusDisplay.cc	(revision 2893)
@@ -1548,5 +1548,6 @@
     TCanvas *c;
     while ((c=(TCanvas*)Next()))
-        DrawClonePad(AddTab(c->GetName()), *c);
+        if (!GetCanvas(c->GetName()))
+            DrawClonePad(AddTab(c->GetName()), *c);
 
     *fLog << inf << "MStatusDisplay: Key " << name << " with " << n << " keys read from file." << endl;