Wenxiu Zhong met PopLatLon error:
ls: cannot access map_*: No such file or directory (0) create_rmpPopFileName: file not recognized/found: map_gx1v6_to_1x1d_bilin_da_100716.nc (0) create_rmpPopFileName: dir searched: ./
This is actually the system cannot find the pop remap weight file. The file info can be found from the NCL official site, which is actually downloaded from the CESM official svn site.
After downloaded the files, export related environmental variable in
source ~/.bashrc and re-run the script.