QtConcurrent for milkyway seems to crash it sometimes to disabling it for now

kstars/skycomponents/milkyway.cpp

@@ -46,13 +46,13 @@ MilkyWay::MilkyWay( SkyComposite *parent ) :
 {
     intro();
     // Milky way
-    //loadContours("milkyway.dat", i18n("Loading Milky Way"));
+    loadContours("milkyway.dat", i18n("Loading Milky Way"));
     // Magellanic clouds
     //loadContours("lmc.dat", i18n("Loading Large Magellanic Clouds"));
     //loadContours("smc.dat", i18n("Loading Small Magellanic Clouds"));
     //summary();
 
-    QtConcurrent::run(this, &MilkyWay::loadContours, QString("milkyway.dat"), i18n("Loading Milky Way"));
+    //QtConcurrent::run(this, &MilkyWay::loadContours, QString("milkyway.dat"), i18n("Loading Milky Way"));
     QtConcurrent::run(this, &MilkyWay::loadContours, QString("lmc.dat"), i18n("Loading Large Magellanic Clouds"));
     QtConcurrent::run(this, &MilkyWay::loadContours, QString("smc.dat"), i18n("Loading Small Magellanic Clouds"));
 }