diff --git a/src/slic3r/GUI/InstanceCheck.cpp b/src/slic3r/GUI/InstanceCheck.cpp
index 77d35a3e1..263a1683c 100644
--- a/src/slic3r/GUI/InstanceCheck.cpp
+++ b/src/slic3r/GUI/InstanceCheck.cpp
@@ -255,7 +255,7 @@ bool instance_check(int argc, char** argv, bool app_config_single_instance)
 	if (cla.should_send.value() && GUI::wxGetApp().single_instance_checker()->IsAnotherRunning()) {
 #else // mac & linx
 	// get_lock() creates the lockfile therefore *cla.should_send is checked after
-	if (instance_check_internal::get_lock(lock_name + ".lock", data_dir() + "/cache/"&& *cla.should_send)) {
+	if (instance_check_internal::get_lock(lock_name + ".lock", data_dir() + "/cache/") && *cla.should_send) {
 #endif
 		instance_check_internal::send_message(cla.cl_string, lock_name);
 		BOOST_LOG_TRIVIAL(info) << "instance check: Another instance found. This instance will terminate.";
diff --git a/src/slic3r/GUI/Plater.cpp b/src/slic3r/GUI/Plater.cpp
index 902adaacb..cd898b4cd 100644
--- a/src/slic3r/GUI/Plater.cpp
+++ b/src/slic3r/GUI/Plater.cpp
@@ -3483,7 +3483,6 @@ void Plater::priv::on_slicing_update(SlicingStatusEvent &evt)
 
 void Plater::priv::on_slicing_completed(wxCommandEvent & evt)
 {
-	//notification_manager->push_notification(NotificationType::SlicingComplete, *q->get_current_canvas3D(), evt.GetInt());
 	notification_manager->push_slicing_complete_notification(*q->get_current_canvas3D(), evt.GetInt(), is_sidebar_collapsed());
 
     switch (this->printer_technology) {