Worked before the upgrade from stable to dev but.
The voxl-vision-px4 service emits:
Jan 01 00:04:08 apq8096 voxl-vision-px4[1954]: ERROR in obs_pc_ringbuf_cleanup_old, ringbuf uninitialized
Jan 01 00:04:08 apq8096 voxl-vision-px4[1954]: ERROR in obs_pc_ringbuf_insert_pc, ringbuf uninitialized
Jan 01 00:04:08 apq8096 voxl-vision-px4[1954]: ERROR in obs_pc_ringbuf_cleanup_old, ringbuf uninitialized
Jan 01 00:04:08 apq8096 voxl-vision-px4[1954]: ERROR in obs_pc_ringbuf_cleanup_old, ringbuf uninitialized
Jan 01 00:04:08 apq8096 voxl-vision-px4[1954]: ERROR in obs_pc_ringbuf_insert_pc, ringbuf uninitialized
Jan 01 00:04:08 apq8096 voxl-vision-px4[1954]: ERROR in obs_pc_ringbuf_insert_pc, ringbuf uninitialized
Jan 01 00:04:08 apq8096 voxl-vision-px4[1954]: ERROR in obs_pc_ringbuf_cleanup_old, ringbuf uninitialized
Jan 01 00:04:08 apq8096 voxl-vision-px4[1954]: ERROR in obs_pc_ringbuf_cleanup_old, ringbuf uninitialized
Jan 01 00:04:08 apq8096 voxl-vision-px4[1954]: ERROR in obs_pc_ringbuf_insert_pc, ringbuf uninitialized
Jan 01 00:04:08 apq8096 voxl-vision-px4[1954]: ERROR in obs_pc_ringbuf_cleanup_old, ringbuf uninitialized