diff --git a/src/slic3r/GUI/RemovableDriveManager.cpp b/src/slic3r/GUI/RemovableDriveManager.cpp
index 0665e57dc..a655425fc 100644
--- a/src/slic3r/GUI/RemovableDriveManager.cpp
+++ b/src/slic3r/GUI/RemovableDriveManager.cpp
@@ -121,6 +121,7 @@ bool RemovableDriveManager::is_path_on_removable_drive(const std::string &path)
 }
 void RemovableDriveManager::register_window()
 {
+	//std::cout << "Registering for device notification\n";
 	/*
 	WNDCLASSEX wndClass;
 
@@ -137,6 +138,7 @@ void RemovableDriveManager::register_window()
 	wndClass.lpszMenuName = NULL;
 	wndClass.hIconSm = wndClass.hIcon;
 	*/
+	//std::cout << "Failed\n";
 }
 #else
 void RemovableDriveManager::search_for_drives()
@@ -191,7 +193,7 @@ void RemovableDriveManager::search_for_drives()
 
 	}
 	
-	std::cout << "found drives:" <<m_current_drives.size() << "\n";
+	//std::cout << "found drives:" <<m_current_drives.size() << "\n";
 }
 void RemovableDriveManager::search_path(const std::string &path,const std::string &parent_path)
 {
@@ -295,21 +297,19 @@ bool RemovableDriveManager::is_path_on_removable_drive(const std::string &path)
 #endif
 bool RemovableDriveManager::update(long time)
 {
-	static long last_update = 0;
-	if(last_update == 0)
+	if(m_last_update == 0)
 	{
-		//add_callback(std::bind(&RemovableDriveManager::print, RemovableDriveManager::getInstance()));
-		add_callback([](void) { RemovableDriveManager::get_instance().print(); });
+		//add_callback([](void) { RemovableDriveManager::get_instance().print(); });
 #if _WIN32
 		register_window();
 #endif
 	}
 	if(time != 0) //time = 0 is forced update
 	{
-		long diff = last_update - time;
+		long diff = m_last_update - time;
 		if(diff <= -2)
 		{
-			last_update = time;
+			m_last_update = time;
 		}else
 		{
 			return false; // return value shouldnt matter if update didnt run
diff --git a/src/slic3r/GUI/RemovableDriveManager.hpp b/src/slic3r/GUI/RemovableDriveManager.hpp
index b465b1c1b..c65a7fe62 100644
--- a/src/slic3r/GUI/RemovableDriveManager.hpp
+++ b/src/slic3r/GUI/RemovableDriveManager.hpp
@@ -33,12 +33,13 @@ public:
 	void add_callback(std::function<void()> callback);
 	void print();
 private:
-	RemovableDriveManager():m_drives_count(0){}
+	RemovableDriveManager():m_drives_count(0),m_last_update(0){}
 	void search_for_drives();
 	void check_and_notify();
 	std::vector<DriveData> m_current_drives;
 	std::vector<std::function<void()>> m_callbacks;
 	size_t m_drives_count;
+	long m_last_update;
 #if _WIN32
 	void register_window();
 #else