Index: trunk/MagicSoft/Mars/mdatacheck/MDumpEvtHeader.cc
===================================================================
--- trunk/MagicSoft/Mars/mdatacheck/MDumpEvtHeader.cc	(revision 530)
+++ trunk/MagicSoft/Mars/mdatacheck/MDumpEvtHeader.cc	(revision 531)
@@ -13,5 +13,5 @@
     {
       cout << "MRawFileRead::PreProcess - WARNING: MRawEvtHeader not found... creating." << endl;
-      exit(123) ;  
+      return kFALSE ; 
     }
   
@@ -21,5 +21,5 @@
     {
       cout << "MRawFileRead::PreProcess - WARNING: MRawEvtData not found... creating." << endl;
-      exit(123) ;  
+      return kFALSE ; 
     }
 
Index: trunk/MagicSoft/Mars/mdatacheck/MFillAdcSpect.cc
===================================================================
--- trunk/MagicSoft/Mars/mdatacheck/MFillAdcSpect.cc	(revision 530)
+++ trunk/MagicSoft/Mars/mdatacheck/MFillAdcSpect.cc	(revision 531)
@@ -30,5 +30,5 @@
     {
       cout << "MRawFileRead::PreProcess - WARNING: MRawEvtData not found... creating." << endl;
-      exit(123) ;  
+      return kFALSE ; 
     }
 
Index: trunk/MagicSoft/Mars/mdatacheck/MShowSpect.cc
===================================================================
--- trunk/MagicSoft/Mars/mdatacheck/MShowSpect.cc	(revision 530)
+++ trunk/MagicSoft/Mars/mdatacheck/MShowSpect.cc	(revision 531)
@@ -35,5 +35,5 @@
     {
       cout << "ERROR: MShowSpect::PreProc(): " << fHistName << " not found!" << endl;
-      exit(1);
+      return kFALSE ; 
     }