root@schuppi:~# raspistill -v
mmalipc: mmal_vc_init_fd: could not open vchiq service
mmal: mmal_vc_component_create: failed to initialise mmal ipc for 'vc.camera_info' (7:EIO)
mmal: mmal_component_create_core: could not create component 'vc.camera_info' (7)
mmal: Failed to create camera_info component
Could be a camera failure, happened to me once. Power off and re-check ribbon + sunny connections are flush.
Failing that, just double check GPU memory split is 128MB (dietpi-config > display options)
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