$partialdiff sub P$ $partialdiff sub X$ [ NOAA NCEP-NCAR CDAS-1 MONTHLY Intrinsic PressureLevel CBUW ]

grid: /T (0.572957795130823 meter radian-1 east second-2) ordered (-131.5 0.572957795130823 meter radian-1 east second-2) to (757.5 0.572957795130823 meter radian-1 east second-2) by 8.6384080E-06 N= 102912480 pts :gridforrtl: severe (174): SIGSEGV, segmentation fault occurred Stack trace terminated abnormally.