Index: trunk/MagicSoft/Mars/mhvstime/MHSectorVsTime.cc
===================================================================
--- trunk/MagicSoft/Mars/mhvstime/MHSectorVsTime.cc	(revision 7358)
+++ trunk/MagicSoft/Mars/mhvstime/MHSectorVsTime.cc	(revision 7841)
@@ -198,9 +198,4 @@
     fGraph->SetMarkerStyle(kFullDotMedium);
 
-    if (fMinimum!=-1111)
-        fGraph->SetMinimum(fMinimum);
-    if (fMaximum!=-1111)
-        fGraph->SetMaximum(fMaximum);
-
     fMin =  FLT_MAX;
     fMax = -FLT_MAX;
@@ -309,4 +304,10 @@
     }
 
+    // If this is set to early the plot remains empty in root 5.12/00
+    if (fMinimum!=-1111)
+        fGraph->SetMinimum(fMinimum);
+    if (fMaximum!=-1111)
+        fGraph->SetMaximum(fMaximum);
+
     // This is a workaround if the TGraph has only one point.
     // Otherwise MStatusDisplay::Update hangs.