I had a similar problem and came to the conclusion it was because my laptop had USB 1 and not USB 2. I booted from the same DVD on a laptop with USB 2 and it worked first time, it never worked on my laptop with USB 1 Thanks for the advice! I was connecting it to a USB extender that was connected to...
this is the output in the terminal: $ usbbootgui (usbbootgui:2056): GLib-GObject-CRITICAL **: g_value_type_compatible: assertion 'G_TYPE_IS_VALUE (src_type)' failed (usbbootgui:2056): Gtk-WARNING **: /build/gtk+2.0-ZErHoX/gtk+2.0-2.24.31/gtk/gtkliststore.c:612: Unable to convert from (null) to gchar...
Make sure you're connecting the zero via the correct USB port and cable: normal USB A to micro B, and the inner most of the two micro USB ports (the outer one is power only). No OTG adaptor. Then see here: https://www.raspberrypi.org/blog/gpio-expander/ I have the USB connected to the inner most po...
I installed Debian with RPI Desktop onto a desktop computer. It is on its own hard drive. When I plug in a Pi Zero to use for GPIO expander, the usbbootgui does not pop up. The USB ports work and my Pi Zero boots normally with an SD card inserted, but when I take out the SD card and plug in the Pi Z...