gnss_hdf5 /home/russ/Documents/_GNSS_data/2026/SUMO-343_bench_test/gnssdata/BX992 --out /home/russ/Documents/_GNSS_data/2026/SUMO-343_bench_test/gen_data/gnss_hdf5/BX992
gnss_hdf5 /home/russ/Documents/_GNSS_data/2026/SUMO-343_bench_test/gnssdata/SUMO2 --out /home/russ/Documents/_GNSS_data/2026/SUMO-343_bench_test/gen_data/gnss_hdf5/SUMO2
[ERROR   ][plot_snr_diff_hdf5.py:54   ] finish_gnss_hdf5: gnss_hdf5 BX992 return code 1