disconnect(ui.loginButtonBox, 0, this, 0);
connect(ui.loginButtonBox, SIGNAL(accepted()), this, SLOT(restartPhaseNull()));
connect(ui.loginButtonBox, SIGNAL(rejected()), this, SLOT(reject()));
disconnect(ui.loginButtonBox, 0, this, 0);
connect(ui.loginButtonBox, SIGNAL(accepted()), this, SLOT(restartPhaseNull()));
connect(ui.loginButtonBox, SIGNAL(rejected()), this, SLOT(reject()));