Failed to connect graphics to gui

Ah. this (in)famous Failed to connect graphics to gui.

It maybe deserves its own page :)

This error occurs under one of the following conditions :

• You choosed a gui which doesn't exist or doesn't work
• You choosed a graphics which doesn't exist or doesn't work
• The graphics driver is not compatible with the gui

BUT the MOST common cause for this error is that you are missing a dependency for both guis, and none of them got built.

Have you checked the dependencies list? Here is a reminder :

For GTK Gui: you need gtk2

For SDL Gui: you need cegui, quesoglc