Index: trunk/MagicSoft/Mars/mfileio/MCT1ReadAscii.cc
===================================================================
--- trunk/MagicSoft/Mars/mfileio/MCT1ReadAscii.cc	(revision 2178)
+++ trunk/MagicSoft/Mars/mfileio/MCT1ReadAscii.cc	(revision 2206)
@@ -156,5 +156,5 @@
 // Initialize the size of the MPedestalCam container to 127 pixels (CT1 camera)
 //
-Bool_t MCT1ReadAscii::PreProcess(MParList *pList)
+Int_t MCT1ReadAscii::PreProcess(MParList *pList)
 {
     //
@@ -264,5 +264,5 @@
 // there is now next file stop the eventloop.
 //
-Bool_t MCT1ReadAscii::Process()
+Int_t MCT1ReadAscii::Process()
 {
     //
Index: trunk/MagicSoft/Mars/mfileio/MCT1ReadAscii.h
===================================================================
--- trunk/MagicSoft/Mars/mfileio/MCT1ReadAscii.h	(revision 2178)
+++ trunk/MagicSoft/Mars/mfileio/MCT1ReadAscii.h	(revision 2206)
@@ -23,4 +23,7 @@
     void ReadData();
 
+    Int_t PreProcess(MParList *pList);
+    Int_t Process();
+
 public:
     MCT1ReadAscii(const char *filename=NULL,
@@ -32,7 +35,4 @@
     Int_t AddFile(const char *fname, Int_t dummy=-1);
 
-    Bool_t PreProcess(MParList *pList);
-    Bool_t Process();
-
     ClassDef(MCT1ReadAscii, 0)	// Reads the CT1 data file
 };
Index: trunk/MagicSoft/Mars/mfileio/MCT1ReadPreProc.cc
===================================================================
--- trunk/MagicSoft/Mars/mfileio/MCT1ReadPreProc.cc	(revision 2178)
+++ trunk/MagicSoft/Mars/mfileio/MCT1ReadPreProc.cc	(revision 2206)
@@ -730,5 +730,5 @@
 // Initialize the size of the MPedestalCam container to 127 pixels (CT1 camera)
 //
-Bool_t MCT1ReadPreProc::PreProcess(MParList *pList)
+Int_t MCT1ReadPreProc::PreProcess(MParList *pList)
 {
     fParList = pList;
@@ -1091,5 +1091,5 @@
 // there is now next file stop the eventloop.
 //
-Bool_t MCT1ReadPreProc::Process()
+Int_t MCT1ReadPreProc::Process()
 {
     //
@@ -1152,5 +1152,5 @@
 }
 
-Bool_t MCT1ReadPreProc::PostProcess()
+Int_t MCT1ReadPreProc::PostProcess()
 {
     *fLog << all;
Index: trunk/MagicSoft/Mars/mfileio/MCT1ReadPreProc.h
===================================================================
--- trunk/MagicSoft/Mars/mfileio/MCT1ReadPreProc.h	(revision 2178)
+++ trunk/MagicSoft/Mars/mfileio/MCT1ReadPreProc.h	(revision 2206)
@@ -79,7 +79,7 @@
     Double_t DiscreteTheta(Double_t theta);
 
-    Bool_t PreProcess(MParList *pList);
-    Bool_t Process();
-    Bool_t PostProcess();
+    Int_t PreProcess(MParList *pList);
+    Int_t Process();
+    Int_t PostProcess();
 
     Bool_t Rewind();
Index: trunk/MagicSoft/Mars/mfileio/MReadCurrents.cc
===================================================================
--- trunk/MagicSoft/Mars/mfileio/MReadCurrents.cc	(revision 2178)
+++ trunk/MagicSoft/Mars/mfileio/MReadCurrents.cc	(revision 2206)
@@ -151,5 +151,5 @@
 // Initialize the size of the MPedestalCam container to 127 pixels (CT1 camera)
 //
-Bool_t MReadCurrents::PreProcess(MParList *pList)
+Int_t MReadCurrents::PreProcess(MParList *pList)
 {
     //
@@ -190,5 +190,5 @@
 // there is now next file stop the eventloop.
 //
-Bool_t MReadCurrents::Process()
+Int_t MReadCurrents::Process()
 {
     //
Index: trunk/MagicSoft/Mars/mfileio/MReadCurrents.h
===================================================================
--- trunk/MagicSoft/Mars/mfileio/MReadCurrents.h	(revision 2178)
+++ trunk/MagicSoft/Mars/mfileio/MReadCurrents.h	(revision 2206)
@@ -29,6 +29,6 @@
     Int_t AddFile(const char *fname, Int_t dummy=-1);
 
-    Bool_t PreProcess(MParList *pList);
-    Bool_t Process();
+    Int_t PreProcess(MParList *pList);
+    Int_t Process();
 
     ClassDef(MReadCurrents, 0)	// Reads a Central Control currents file
Index: trunk/MagicSoft/Mars/mfileio/MReadMarsFile.cc
===================================================================
--- trunk/MagicSoft/Mars/mfileio/MReadMarsFile.cc	(revision 2178)
+++ trunk/MagicSoft/Mars/mfileio/MReadMarsFile.cc	(revision 2206)
@@ -199,5 +199,5 @@
 //  see MReadTree::PreProcess for more information
 //
-Bool_t MReadMarsFile::PreProcess(MParList *pList)
+Int_t MReadMarsFile::PreProcess(MParList *pList)
 {
     fParList = pList;
Index: trunk/MagicSoft/Mars/mfileio/MReadMarsFile.h
===================================================================
--- trunk/MagicSoft/Mars/mfileio/MReadMarsFile.h	(revision 2178)
+++ trunk/MagicSoft/Mars/mfileio/MReadMarsFile.h	(revision 2206)
@@ -17,5 +17,5 @@
     Bool_t Notify();
 
-    Bool_t PreProcess(MParList *pList);
+    Int_t PreProcess(MParList *pList);
   
 public:
Index: trunk/MagicSoft/Mars/mfileio/MReadRflFile.cc
===================================================================
--- trunk/MagicSoft/Mars/mfileio/MReadRflFile.cc	(revision 2178)
+++ trunk/MagicSoft/Mars/mfileio/MReadRflFile.cc	(revision 2206)
@@ -42,4 +42,5 @@
 #include "MRflEvtHeader.h"
 #include "MRflRunHeader.h"
+#include "MRflSinglePhoton.h"
 
 #include "MLog.h"
@@ -219,5 +220,5 @@
 }
 
-Bool_t MReadRflFile::Process()
+Int_t MReadRflFile::Process()
 {
     for (;;)
@@ -248,5 +249,5 @@
 }
 
-Bool_t MReadRflFile::PreProcess(MParList *plist)
+Int_t MReadRflFile::PreProcess(MParList *plist)
 {
     fEvtData=(MRflEvtData*)plist->FindCreateObj("MRflEvtData");
Index: trunk/MagicSoft/Mars/mfileio/MReadRflFile.h
===================================================================
--- trunk/MagicSoft/Mars/mfileio/MReadRflFile.h	(revision 2178)
+++ trunk/MagicSoft/Mars/mfileio/MReadRflFile.h	(revision 2206)
@@ -38,6 +38,6 @@
     Bool_t OpenNextFile();
 
-    Bool_t PreProcess(MParList *pList);
-    Bool_t Process();
+    Int_t PreProcess(MParList *pList);
+    Int_t Process();
 
 public:
Index: trunk/MagicSoft/Mars/mfileio/MReadTree.cc
===================================================================
--- trunk/MagicSoft/Mars/mfileio/MReadTree.cc	(revision 2178)
+++ trunk/MagicSoft/Mars/mfileio/MReadTree.cc	(revision 2206)
@@ -572,5 +572,5 @@
 //  MReadTree::PreProcess
 //
-Bool_t MReadTree::PreProcess(MParList *pList)
+Int_t MReadTree::PreProcess(MParList *pList)
 {
     //
@@ -755,5 +755,5 @@
 #include "MRawEvtData.h"
 #endif
-Bool_t MReadTree::Process()
+Int_t MReadTree::Process()
 {
     //
@@ -816,5 +816,5 @@
 //  If a selector is given the selector is post processed
 //
-Bool_t MReadTree::PostProcess()
+Int_t MReadTree::PostProcess()
 {
     return GetSelector() ? GetSelector()->CallPostProcess() : kTRUE;
Index: trunk/MagicSoft/Mars/mfileio/MReadTree.h
===================================================================
--- trunk/MagicSoft/Mars/mfileio/MReadTree.h	(revision 2178)
+++ trunk/MagicSoft/Mars/mfileio/MReadTree.h	(revision 2206)
@@ -68,7 +68,7 @@
     virtual Int_t AddFiles(const MReadTree &read);
 
-    Bool_t PreProcess(MParList *pList);
-    Bool_t Process();
-    Bool_t PostProcess();
+    Int_t PreProcess(MParList *pList);
+    Int_t Process();
+    Int_t PostProcess();
 
     Bool_t Notify();
Index: trunk/MagicSoft/Mars/mfileio/MWriteFile.cc
===================================================================
--- trunk/MagicSoft/Mars/mfileio/MWriteFile.cc	(revision 2178)
+++ trunk/MagicSoft/Mars/mfileio/MWriteFile.cc	(revision 2206)
@@ -57,5 +57,5 @@
 // to the output file.
 //
-Bool_t MWriteFile::PreProcess(MParList *pList)
+Int_t MWriteFile::PreProcess(MParList *pList)
 {
     //
@@ -89,8 +89,7 @@
 // the container should be written to the output.
 //
-Bool_t MWriteFile::Process()
+Int_t MWriteFile::Process()
 {
     CheckAndWrite();
-
     return kTRUE;
 }
@@ -101,5 +100,5 @@
 // the container should be written to the output.
 //
-Bool_t MWriteFile::PostProcess()
+Int_t MWriteFile::PostProcess()
 {
     //
@@ -107,5 +106,4 @@
     //
     CheckAndWrite();
-
     return kTRUE;
 }
Index: trunk/MagicSoft/Mars/mfileio/MWriteFile.h
===================================================================
--- trunk/MagicSoft/Mars/mfileio/MWriteFile.h	(revision 2178)
+++ trunk/MagicSoft/Mars/mfileio/MWriteFile.h	(revision 2206)
@@ -9,7 +9,7 @@
 {
 private:
-    Bool_t PreProcess(MParList *pList);
-    Bool_t Process();
-    Bool_t PostProcess();
+    Int_t PreProcess(MParList *pList);
+    Int_t Process();
+    Int_t PostProcess();
 
     virtual Bool_t      IsFileOpen() const = 0;