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

grid: /T (0.000174532925199433 meter radian east second-2) ordered (-131.5 0.000174532925199433 meter radian east second-2) to (757.5 0.000174532925199433 meter radian east second-2) by 8.5788324E-06 N= 103627150 pts :gridforrtl: severe (174): SIGSEGV, segmentation fault occurred Stack trace terminated abnormally.