search for: gecheckst

...window a bit to force a redraw of the graphic, and then rapidly hit the 'X' close button on the X11 window while the rectangles are redrawing. I will often get the behavior that the window closes and R segfaults. The gdb backtraces from the core dumps I produced mostly were failing in GEcheckState from engine.c, but it was not clear to me what was going on from the backtrace. After much trial and error, I decided to put a breakpoint in the removeDevice function from device.c. I then do what I describe above, and get the following backtrace from gdb, edited to show what I think is goi...