Entering Debug mode menu creates a Floating Point Exception in CheckScaling.
values are 1920x1080/640x480
Load Dialog /usr/src/engine/irrlicht/hc1/lndpj/hc1/media/ui/edit_ai.xml
Thread 1 "hovercraft" received signal SIGFPE, Arithmetic exception.
0x00005555555dc6d6 in GuiDialog::CheckScaling (this=0x555555bbe9b0) at /usr/src/engine/irrlicht/hc1/lndpj/hc1/src/gui_dialog.cpp:97
97 mScaleX = (float)mScreenDim.Width / (float)mDefaultScreenWidth;
(gdb) bt
#0 0x00005555555dc6d6 in GuiDialog::CheckScaling (this=0x555555bbe9b0) at /usr/src/engine/irrlicht/hc1/lndpj/hc1/src/gui_dialog.cpp:97
#1 GuiDialog::Load (this=0x555555bbe9b0, filename_=0x5555559556e0 "/usr/src/engine/irrlicht/hc1/lndpj/hc1/media/ui/edit_ai.xml", reloadLast_=false) at /usr/src/engine/irrlicht/hc1/lndpj/hc1/src/gui_dialog.cpp:118
#2 0x00005555555e1dc8 in GuiAi::Load (this=0x5555557629b0, filename_=0x780 <error: Cannot access memory at address 0x780>, reloadLast_=56) at /usr/src/engine/irrlicht/hc1/lndpj/hc1/src/gui_dialogs/gui_ai.cpp:32
#3 0x00005555555d7fe4 in Gui::Init (this=0x55555568c500, environment_=0x5555556af8f0, videoDriver_=0x5555557629b0, fileSystem_=<optimized out>, fontManager=<optimized out>) at /usr/src/engine/irrlicht/hc1/lndpj/hc1/src/gui.cpp:260
#4 0x000055555563ce2e in App::Init (this=0x555555670b88 <APP>, argc=1, argv=0x7fffffffd748, systemData=0x0) at /usr/src/engine/irrlicht/hc1/lndpj/hc1/src/main.cpp:266
#5 0x000055555563fa49 in main (argc=1, argv=0x7fffffffd748) at /usr/src/engine/irrlicht/hc1/lndpj/hc1/src/main.cpp:951
