Project ERROR: Failed to run: ‘lrelease.exe’ In 64bit Windows environment, 64bit and 32bit application have some different properties like the environment variables. You should use 64bit Command Prompt or Explorer to build a project with qmake in 64bit Windows.
Category: Qt
qmake tutrial failed with “QPushButton: No such file or directory”
Add following line at the top of your hello.pro. QT += widgetsQT += widgets