John,
I am seeing this in the logs, but this shouldn't matter unless I'm doing a FMRC, right?
Nov 30, 2010 11:20:36 AM ucar.nc2.ft.fmrc.GridDatasetInv<init> SEVERE: GridDatasetInv missing rundate in file=/home/raid/data/cdr/patmosx/files/n09/1987/patmosx_lw_n09_asc_1987_003_v05r02.nc Exception in thread "AWT-EventQueue-0" java.lang.IllegalArgumentException: File must have _CoordinateModelBaseDate or _CoordinateModelRunDate attribute
i think this implies that you are doing an FMRC.
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