synthesismaskhandler import error

[AndreaDosiUniversity]

Hello.
I have just installed casatools==6.5.6.22. I am using WSL (fedora) and python 3.8.18.
I have the following import error:
`Traceback (most recent call last):
File "/root/.conda/envs/AlmaSimEnv/lib/python3.8/site-packages/casatools/casac/synthesismaskhandler.py", line 14, in swig_import_helper
return importlib.import_module(mname)
File "/root/.conda/envs/AlmaSimEnv/lib/python3.8/importlib/init.py", line 127, in import_module
return _bootstrap._gcd_import(name[level:], package, level)
File "", line 1014, in _gcd_import
File "", line 991, in _find_and_load
File "", line 975, in _find_and_load_unlocked
File "", line 657, in _load_unlocked
File "", line 556, in module_from_spec
File "", line 1166, in create_module
File "", line 219, in _call_with_frames_removed
ImportError: libnsl.so.1: cannot open shared object file: No such file or directory

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
File "simulator.py", line 24, in
from casatasks import exportfits, simobserve, tclean
File "/root/.conda/envs/AlmaSimEnv/lib/python3.8/site-packages/casatasks/init.py", line 5, in
from casatools import logsink as _logsink
File "/root/.conda/envs/AlmaSimEnv/lib/python3.8/site-packages/casatools/init.py", line 46, in
from .atmosphere import atmosphere
File "/root/.conda/envs/AlmaSimEnv/lib/python3.8/site-packages/casatools/atmosphere.py", line 4, in
from .casac.atmosphere import atmosphere as _atmosphere
File "/root/.conda/envs/AlmaSimEnv/lib/python3.8/site-packages/casatools/casac/init.py", line 43, in
from casatools.casac.synthesismaskhandler import synthesismaskhandler
File "/root/.conda/envs/AlmaSimEnv/lib/python3.8/site-packages/casatools/casac/synthesismaskhandler.py", line 17, in
_synthesismaskhandler = swig_import_helper()
File "/root/.conda/envs/AlmaSimEnv/lib/python3.8/site-packages/casatools/casac/synthesismaskhandler.py", line 16, in swig_import_helper
return importlib.import_module('_synthesismaskhandler')
File "/root/.conda/envs/AlmaSimEnv/lib/python3.8/importlib/init.py", line 127, in import_module
return _bootstrap._gcd_import(name[level:], package, level)
ModuleNotFoundError: No module named '_synthesismaskhandler'`

Thank you