diff --git a/Aux/EventBuilder.cpp b/Aux/EventBuilder.cpp
index 35856b6..7e0b461 100644
--- a/Aux/EventBuilder.cpp
+++ b/Aux/EventBuilder.cpp
@@ -7,6 +7,7 @@
 #include "TGraph.h"
 #include "TFile.h"
 #include "TTree.h"
+#include "TMacro.h"
 
 #include "CustomStruct.h"
 
@@ -19,7 +20,7 @@ int main(int argc, char **argv) {
   printf("=========================================\n");
   printf("===      *.fsu Events Builder         ===\n");
   printf("=========================================\n");  
-  if (argc <= 3)    {
+  if (argc <= 6)    {
     printf("Incorrect number of arguments:\n");
     printf("%s [timeWindow] [withTrace] [verbose] [tempFolder] [inFile1]  [inFile2] .... \n", argv[0]);
     printf("    timeWindow : in ns \n");   
@@ -416,6 +417,11 @@ int main(int argc, char **argv) {
   printf(" total data duration = %.2f sec = %.2f min\n", tDuration_sec, tDuration_sec/60.);
   printf("=======> saved to %s \n", outFileName.Data());
 
+  TMacro info;
+  info.AddLine(Form("tStart= %20llu ns",tStart));
+  info.AddLine(Form("  tEnd= %20llu ns",tEnd));
+  info.Write("info");
+
   outRootFile->Close();
 
   for( int i = 0; i < nGroup; i++){
diff --git a/Aux/EventBuilderNoTrace.cpp b/Aux/EventBuilderNoTrace.cpp
index f2b8aa5..acd2427 100644
--- a/Aux/EventBuilderNoTrace.cpp
+++ b/Aux/EventBuilderNoTrace.cpp
@@ -7,6 +7,7 @@
 #include "TGraph.h"
 #include "TFile.h"
 #include "TTree.h"
+#include "TMacro.h"
 
 #define MAX_MULTI  1000
 
@@ -304,6 +305,11 @@ int main(int argc, char **argv) {
   printf(" total data duration = %.2f sec = %.2f min\n", tDuration_sec, tDuration_sec/60.);
   printf("=======> saved to %s \n", outFileName.Data());
 
+  TMacro info;
+  info.AddLine(Form("tStart= %20llu ns",tStart));
+  info.AddLine(Form("  tEnd= %20llu ns",tEnd));
+  info.Write("info");
+
   outRootFile->Close();
 
   for( int i = 0 ; i < nFile; i++) delete reader[i];
diff --git a/Hit.h b/Hit.h
index 7d3be70..e07f8be 100644
--- a/Hit.h
+++ b/Hit.h
@@ -1,6 +1,8 @@
 #ifndef Hit_H
 #define Hit_H
 
+#include <vector>
+
 class Hit{
 public:
   unsigned short sn;