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You need attitude and ephemeris files to generate a valid geolocation file.If those are not specified, modis_GEO.py will call modis_atteph.py, which will try the following:- look in a local database (defaults to $OCVARROOT/ancillary_data.db)- query our database (for which you need a network connecti...

I wonder if this is due to the error detailed in the line just above the error you mentioned?
-E- /home/seadas/ocssw/src/l2gen/l2_generic.c line 437: product opp_cbpm2 not found.

Simon -Thank you for the diagnosis and the suggestion!  I've applied the patch you provided; it works fine.BTW, we've replaced one of your 4 patched files: lut_utils.py with LutUtils.py, which doesn't call httpdl directly.And yes, this forum only allows attachments after first posti...

I'm glad you found a workaround.  You'll likely run into this problem again; most sites in the U.S. are moving to using https.

I notice the message
cc1: all warnings being treated as errors

...due to the -Werror flag being set.  Our scripts do not set that flag; did you?
If so, you'll need to clear your CFLAGS before building.

Brock -The Terra calibration LUT format has changed; the new LUTs are intended to work with SeaDAS 7.5 code.See https://oceancolor.gsfc.nasa.gov/forum/oceancolor/topic_show.pl?pid=36918You are pulling new LUTs; we are not pushing them.If you must continue using v7.4 code, you have two choices:* Stop...

Could you please try again?  You might have been caught in between server updates.

Please rerun modis_GEO.py with the "-log" flag, then attach the resulting LogStatus file.

The MODIS group changed the calibration LUT file format, for Terra only.At the present time, our default data site is hosting only the old version LUTs, with version numbers like V6.1.*.The new version is available in the EVAL directory, with version numbers like V6.2.*.Please be aware that anything...

Hi, Simon -

I'm the "& co" who wrote that bit of code.  It used to work!  I'll look into it.

Thanks for the heads-up!
Gwyn