Rui Maciel wrote: > // connect signals and slots > connect(ui.actionNew, Q_SIGNAL(triggered()), this, Q_SLOT(newProject())); You need to use SIGNAL(triggered()), not Q_SIGNAL(...) -- Bradley T. Hughes (Nokia-D-Qt/Oslo), bradley.hughes at nokia.com Sandakervn. 116, P.O. Box 4332 Nydalen, 0402 Oslo, Norway