The referenced file causes a crash on conda install under WSL for Windows 10 (and on Mac), but plots ok on RHEL 6.

[noaaroland]

wget -O direct_downlaod.nc https://data.pmel.noaa.gov/aclim/erddap/tabledap/B10K-H16_CMIP5_CESM_rcp45_Level3_survey.ncCF

(pyferret)$ pyferret
NOAA/PMEL TMAP
PyFerret v7.63 (optimized)
Linux 4.15.0-1096-azure - 10/13/20
19-Feb-21 09:44

yes? use direct_downlaod.nc
yes? plot/m=401:405/t=01-JAN-2006:01-JAN-2100 JEL_INTEGRATED

causes a crash on Windows 10 WSL

Traceback (most recent call last):
File "", line 1, in
File "/home/schweitzer/miniconda3/envs/pyferret/lib/python3.8/site-packages/pyferret/init.py", line 489, in init
result = run()
File "/home/schweitzer/miniconda3/envs/pyferret/lib/python3.8/site-packages/pyferret/init.py", line 905, in run
retval = libpyferret._run(str_command)
RuntimeError:

**ERROR Ferret crash; signal = 11 (SIGSEGV)

[rhs@dunkel ~/wei]$ pyferret
NOAA/PMEL TMAP
PyFerret v7.63 (optimized)
Linux 2.6.32-754.33.1.el6.x86_64 - 09/28/20
19-Feb-21 09:49

yes? use direct_downlaod.nc
yes? plot/m=401:405/t=01-JAN-2006:01-JAN-2100 JEL_INTEGRATED
yes? frame/file=rhel6.png

Plots fine on RHEL 6 (plot attached).