Error when using Nautilus sampler

[ajshajib]

I am getting this error when sampling with the Nautilus sampler.

Traceback (most recent call last):
  File "/home/ajshajib/env/envs/cosmosis/bin/cosmosis", line 4, in <module>
    status = cosmosis.main.main()
             ^^^^^^^^^^^^^^^^^^^^
  File "/home/ajshajib/env/envs/cosmosis/lib/python3.12/site-packages/cosmosis/main.py", line 554, in main
    return run_cosmosis(ini=args.inifile, pool=pool, override=args.params, profile_mem=args.mem, profile_cpu=args.profile, variables=args.variables, only=args.only)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/ajshajib/env/envs/cosmosis/lib/python3.12/site-packages/cosmosis/main.py", line 425, in run_cosmosis
    sampler_main_loop(sampler, output, pool, is_root)
  File "/home/ajshajib/env/envs/cosmosis/lib/python3.12/site-packages/cosmosis/main.py", line 72, in sampler_main_loop
    sampler.execute()
  File "/home/ajshajib/env/envs/cosmosis/lib/python3.12/site-packages/cosmosis/samplers/nautilus/nautilus_sampler.py", line 103, in execute
    posts = results[2] + results[3][:, 0]
                         ~~~~~~~~~~^^^^^^
IndexError: too many indices for array: array is 1-dimensional, but 2 were indexed