The launch configurations under: ./debug/*.launch Contain hardcoded paths prefixed like: /home/giovanni/Projects/ChibiStudio/chibios_trunk/demos/various/SB-CLIENT-128k-08040000-4k-2001E000/build/sb.elf Replace the initial part up to "chibios_trunk" with the path of your ChibiOS directory before attempting a debug session using Eclipse. In addition, you need also to compile the "SB-CLIENT-128k-08040000-16k-20018000" and "SB-CLIENT-128k-08060000-16k-2001C000" projects, their image (sb.elf) is loaded inside the demo sandboxes.