Some problems occurred recently... 2013-10-20T00:51:47Z: [QtQuickControls_stable_Integration error] new build for QtQuickControls_stable_Integration failed: 502 Proxy Error, occurred repeatedly. 2013-10-20T00:51:47Z: [QtQuickControls_stable_Integration error] Suspending for investigation; to resume: kill -USR2 15660