ncl 4> bt1=f->$str1$
fatal:["Execute.c":132]:variable (Brightness Temperature (6.9GHz,H)) is not in file (/mnt/e/shared/h5/GW1AM2_201609010955_045D_L1SGRTBR_2220220.h5)
fatal:["Execute.c":6381]:variable (Brightness Temperature (6.9GHz,H)) is not in file (f)
fatal:["Execute.c":8638]:Execute: Error occurred at or near line 4