format of inputdata file tracer_cnst_halons_WACCM6_3Dmonthly_L70_1975-2014_c180216.nc

[jedwards4b]

This file is in netcdf-4 format. Some systems (cray in particular) give errors when cesm trys to read the file.
Please consider converting to cdf5 format, this can be done with nccopy -k cdf5 oldname newname