diff --git a/FSUDAQ.cpp b/FSUDAQ.cpp
index 9b05039..39b35fb 100644
--- a/FSUDAQ.cpp
+++ b/FSUDAQ.cpp
@@ -228,7 +228,7 @@ void MainWindow::HandleMenu(Int_t id){
     ///========================= Channel setting    
     case M_CH_SETTING:
       channelSetting = new ChannelSetting(gClient->GetRoot(), 600, 600, digi, nDigi);
-      channelSetting->Connect("ChLogMsg(TString)", "MainWindow", this, "LogMsg(TString)");
+      channelSetting->Connect("LogMsg(char*)", "MainWindow", this, "LogMsg(char*)");
       
       break;
     
@@ -236,11 +236,11 @@ void MainWindow::HandleMenu(Int_t id){
     case M_BOARD_SETTINGS:{
       if( boardSetting == NULL ) {
         boardSetting = new BoardSetting(gClient->GetRoot(), 600, 600, digi, nDigi);
-        boardSetting->Connect("BdLogMsg(TString)", "MainWindow", this, "LogMsg(TString)");
+        boardSetting->Connect("LogMsg(char*)", "MainWindow", this, "LogMsg(char*)");
       }else{
         if ( boardSetting->IsOpen() == false ){
             boardSetting = new BoardSetting(gClient->GetRoot(), 600, 600, digi, nDigi);
-            boardSetting->Connect("BdLogMsg(TString)", "MainWindow", this, "LogMsg(TString)");
+            //boardSetting->Connect("BdLogMsg(TString)", "MainWindow", this, "LogMsg(TString)");
         }
       }
     }break;
@@ -326,7 +326,7 @@ void MainWindow::GoodBye(){
   
 }
 
-void MainWindow::LogMsg(TString msg){
+void MainWindow::LogMsg(char * msg){
   
   time_t now = time(0);
   tm * ltm = localtime(&now);
@@ -337,10 +337,10 @@ void MainWindow::LogMsg(TString msg){
   int minute = ltm->tm_min;
   int secound = ltm->tm_sec;
   
-  TString outMsg = Form("[%4d-%02d-%02d %02d:%02d:%02d] ", year, month, day, hour, minute, secound) + msg;
+  TString outMsg = Form("[%4d-%02d-%02d %02d:%02d:%02d] %s", year, month, day, hour, minute, secound, msg);
   
   teLog->AddLine(outMsg);
-  printf("%s", outMsg.Data());
+  printf("%s\n", outMsg.Data());
   teLog->LineDown();
   teLog->ShowBottom();
   
diff --git a/FSUDAQ.h b/FSUDAQ.h
index 9944ab9..c158d37 100644
--- a/FSUDAQ.h
+++ b/FSUDAQ.h
@@ -89,6 +89,6 @@ public:
    //void ChangeMod();
    //void ChangeChannel();
    
-   void LogMsg(TString);
+   void LogMsg(char * );
    void GoodBye();
 };
diff --git a/Makefile b/Makefile
index a19b0c4..95c46f8 100755
--- a/Makefile
+++ b/Makefile
@@ -25,10 +25,10 @@ ClassDigitizer.o : ClassDigitizer.cpp ClassDigitizer.h RegisterAddress.h macro.h
 		$(CC) $(COPTS) -c ClassDigitizer.cpp
 
 DigitizerPHA.o : DigitizerPHA.cpp DigitizerPHA.h ClassDigitizer.o
-		$(CC) $(COPTS)  -c DigitizerPHA.cpp
+		$(CC) $(COPTS) -c DigitizerPHA.cpp
 
 DigitizerPSD.o : DigitizerPSD.cpp DigitizerPSD.h ClassDigitizer.o
-		$(CC) $(COPTS)  -c DigitizerPSD.cpp
+		$(CC) $(COPTS) -c DigitizerPSD.cpp
 
 test	:	test.cpp ClassDigitizer.o DigitizerPHA.o DigitizerPSD.o
 		@echo "--------- making test"
diff --git a/boardSetting.cpp b/boardSetting.cpp
index db3f645..27aaa9e 100644
--- a/boardSetting.cpp
+++ b/boardSetting.cpp
@@ -724,8 +724,8 @@ BoardSetting::~BoardSetting(){
 
 }
 
-void BoardSetting::BdLogMsg(TString msg){
-  Emit("BdLogMsg(TString)", msg);
+void BoardSetting::LogMsg(TString msg){
+  Emit("LogMsg(char*)", msg.Data());
 }
 
 void * BoardSetting::ReadStatus(void * ptr){
diff --git a/boardSetting.h b/boardSetting.h
index b87a954..a6fb66d 100644
--- a/boardSetting.h
+++ b/boardSetting.h
@@ -170,7 +170,7 @@ class BoardSetting{
     ///==== Readout Control
     void SetReadOutControl();
 
-    void BdLogMsg(TString); // *SIGNAL*
+    void LogMsg(TString msg); // *SIGNAL*
   
 };
 #endif
diff --git a/channelSetting.cpp b/channelSetting.cpp
index 4d01a1b..4109118 100644
--- a/channelSetting.cpp
+++ b/channelSetting.cpp
@@ -403,8 +403,8 @@ ChannelSetting::~ChannelSetting(){
   
 }
 
-void ChannelSetting::ChLogMsg(TString msg){
-  Emit("ChLogMsg(TString)", msg);
+void ChannelSetting::LogMsg(TString msg){
+  Emit("LogMsg(char*)", msg.Data());
 }
 
 void ChannelSetting::ChangeBoard(){
@@ -418,7 +418,7 @@ void ChannelSetting::ChangeBoard(){
 
 void ChannelSetting::ChangeCh(){
   
-  ChLogMsg("dsadasdsa");
+  LogMsg(Form("========== Change to Channel %d", (int)chIDEntry->GetNumber()));
   
   if ( digi == NULL ) return;
 
diff --git a/channelSetting.h b/channelSetting.h
index ed6b13c..2fb316f 100644
--- a/channelSetting.h
+++ b/channelSetting.h
@@ -107,7 +107,7 @@ class ChannelSetting{
     void SetPeaking();
     void SetPeakHoldOff();
     
-    void ChLogMsg(TString); // *SIGNAL*
+    void LogMsg(TString msg); // *SIGNAL*
 
 };
 #endif