diff --git a/main/main.cpp b/main/main.cpp
index 32d91aa..f1a5f93 100644
--- a/main/main.cpp
+++ b/main/main.cpp
@@ -7,6 +7,5 @@ int main(int argc, char *argv[])
     MainScreen w;
     w.show();
 
-
     return a.exec();
 }
diff --git a/main/mainscreen.cpp b/main/mainscreen.cpp
index 83344c8..a79d9f7 100644
--- a/main/mainscreen.cpp
+++ b/main/mainscreen.cpp
@@ -34,7 +34,7 @@ MainScreen::MainScreen(QWidget *parent) :QMainWindow(parent), ui(new Ui::MainScr
 
 
     updateDates();
-
+    std::cout << "hello world" << std::endl;
 
 }
 
@@ -166,6 +166,9 @@ void MainScreen::uiSetDisconnectMode()
 
 void MainScreen::uiSetConnectMode()
 {
+    if (this->jceLog != NULL)
+        delete jceLog;
+
     string username;
     string password;
     if ((ui->usrnmLineEdit->text().isEmpty()) || (ui->pswdLineEdit->text().isEmpty()))
diff --git a/src/jce/jcelogin.cpp b/src/jce/jcelogin.cpp
index 8706f62..7833023 100644
--- a/src/jce/jcelogin.cpp
+++ b/src/jce/jcelogin.cpp
@@ -27,6 +27,7 @@ void jceLogin::makeConnection() throw (jceStatus)
     {
         if (makeFirstVisit() == true) //requst and send first validation
         {
+
             status = jceStatus::JCE_FIRST_VALIDATION_PASSED;
             if (checkValidation() == true) //check if username and password are matching
             {