You need an xserver installed. Macports has one, or there is xquartz. Ken
Sent from my iPhone > On Jan 25, 2018, at 12:41 PM, Murray Davis <[email protected]> wrote: > > This morning, I installed qalculate on my MacOSX system. > > High Sierra, MacPorts up-to-date, version 2.4.2. > > When I try to launch qalculate, I get the following error... > > ~ $ qalculate-gtk > > (qalculate-gtk:1638): Gtk-WARNING **: cannot open display > > I played around with the DISPLAY environment variables as well as installing > the mac port, xorg-server. However, the only thing that worked was installing > XQartz and then launching qalculate from its terminal program. > > This is not an ideal solution since the graphics of the app are very poor. > > Is there another solution that would allow qalculate to open with Mac graphic > quality? > > Murray > >
