“QtGui” file not found

[Lee lily]

when I complier the qt_ros from ubuntu17.10 and Qt4.8.0,the terminal always show the QtGui is NOT FOUND.I have tried to add "QT += core gui",but it can't work.So,how can I solve it?Thanks!

[koahnig]

@Lee-lily

Hi and welcome to devnet forum

How do you compile on Ubuntu?
Are you using Qt creator as an IDE (Integrated Development Environment)?

[SGaist]

Hi,

Qt 4.8.0 ? How did you install it ?