Running build steps for project mainwindow...
Starting: /opt/EmbedSky/qt-4.5/__install/arm/bin/qmake /opt/EmbedSky/qt-4.5/qt-embedded-linux-opensource-src-4.5.0/demos/mainwindow/mainwindow.pro -spec /opt/EmbedSky/qt-4.5/__install/arm/mkspecs/qws/linux-arm-g++ -r
Failure to open file: /opt/EmbedSky/qt-4.5/qt-embedded-linux-opensource-src-4.5.0/demos/mainwindow/Makefile
Unable to generate makefile for: /opt/EmbedSky/qt-4.5/qt-embedded-linux-opensource-src-4.5.0/demos/mainwindow/mainwindow.pro
Exited with code 5.
Error while building project mainwindow
When executing build step 'QMake'