Qt 5.7.0 Known Issues

All platforms

• Check that your system meets Qt's requirements
• All open issues can be found from Jira: https://bugreports.qt.io
  • Open Qt 5.7.0 blockers can be found from https://bugreports.qt.io/issues/?filter=17619

• Cannot run qtsensors/sensors/sensor_explorer on Windows and OS X hosts or Android and iOS targets.
  • https://bugreports.qt.io/browse/QTBUG-52737

• gcc 4.9.2 fails to compile Qt. See: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65309 and discussion at development@qt-project.org in here: http://lists.qt-project.org/pipermail/development/2015-March/020632.html
• Issues with gcc 5.2.1: Nested structs don't get their constructors called under some circumstances. See: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67550.
  • A possible workaround for the issue can be found from here: https://codereview.qt-project.org/#/c/161071/

• Installer does not respond when installing sources
  • Source package is large and causes installer not to respond in around 40%. This does not affect the install itself, so be patient and let the installer do its work.

Linux

• Some issues with qt3d examples, see https://bugreports.qt.io/browse/QTBUG-52585
• Missing expose events while shrinking windows, see https://bugreports.qt.io/browse/QTBUG-54040

Windows

• Camera initialization asserting for Windows Phone 8.1, see https://bugreports.qt.io/browse/QTBUG-53714

OS X

• QML Canvas does not support Retina displays https://bugreports.qt.io/browse/QTBUG-37095

iOS

• QML Canvas does not support High DPI https://bugreports.qt.io/browse/QTBUG-37095

QNX

• For complete C++11 support it is necessary to install a patch to your QNX installation, which is available at http://www.qnx.com/download/feature.html?programid=27555

Android

• Unable to restart app with background service which was closed via task switcher, see https://bugreports.qt.io/browse/QTBUG-54012 (for details & workaround)
• Build problems using NDK r12, to fix it you need to apply this https://codereview.qt-project.org/#/c/161929/ patch