Error when trying to run any IDL command

[samaloney]

import hissw
ssw = hissw.Environment()
ssw.run('dindgen(10)')
/urs/local/ssw/gen/setup/setup.ssw: No such file or directory.


Traceback (most recent call last):
  File "<stdin>", line 1, in <module>
  File "/Users/sm/.virtualenvs/stixpy/lib/python3.11/site-packages/hissw/environment.py", line 186, in run
    results = readsav(save_filename)
              ^^^^^^^^^^^^^^^^^^^^^^
  File "/Users/sm/.virtualenvs/stixpy/lib/python3.11/site-packages/scipy/io/_idl.py", line 752, in readsav
    f = open(file_name, 'rb')
        ^^^^^^^^^^^^^^^^^^^^^
FileNotFoundError: [Errno 2] No such file or directory: '/var/folders/h1/wy_cdhsj1c9_9pr0x9shjrcr0000gp/T/tmpdvs0lsx2/idl_vars_20240612-223603.sav'

Details

hisswrc

[hissw]
ssw_home=/urs/local/ssw
idl_home=/Applications/NV5/idl/bin

hissw 2.3
Python 3.11.7
IDL 9.0.0 (darwin arm64 m64)