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Thank you don  for your valuable response.when I tried l2gen command again the previous error was solved but it now pops up new error:Opening: /home/itra/Data/seadas_outputs/sentinel-2_op/test_msi2.L2-E- /home/seadas/ocssw/oel_hdf4/libdfutils/wrapper.c line 586: Could not create NCDF4 file, /ho...

MTD_TL.xml looks like this:  </Viewing_Incidence_Angles_Grids>      <Viewing_Incidence_Angles_Grids bandId="0" detectorId="11">        <Zenith>          <COL_STEP unit="m">5000</COL_STEP>    ...

Thank you Don That command worked ..but  got error as belowFound Sentinel-2 product: SENTINEL-2 MSI Level-1C User Product-E- /home/seadas/ocssw/src/l2gen/getformatXML.cpp line 287: unable read tile metadata file for MSI dataset /home/itra/Data/sentinel-2/GRANULE/L1C_T45QUB_A008253_20181005T0459...

don
I already installed that one .

Thankyou for the responses don and gnwii.yes I followed the procedure given by don and I saw the linux commands.I opened seadas in termainal and gave l2gen command as belowitra@itra-PC:~/seadas-7.5.1/bin$ seadasl2gen ifile=/home/itra/Data/sentinel-2/S2B_MSIL1C_20181005T044659_N0206_R076_T45QUB_20181...

Thank you for the response..This was the output of the command..Platform: Linux-4.15.0-39-generic-x86_64-with-Ubuntu-18.04-bionicPython version: 2.7.15rc1Java version: 1.8.0_191SEADAS_ROOT: /home/itra/seadas-7.5.1OCSSWROOT: /home/itra/seadas-7.5.1/ocsswl2gen version: msl12 9.3.0-044d4967 (May 31 201...

HaiiI have installed seadas 7.5.1 GUI  in ubuntu 18.04 .When I tried to process modis L1B from modis L1A using modis_L1B.py . the error was:Execution exception: java.io.IOException: modis_L1B.py failed with exit code 1.Check log for more details.Traceback (most recent call last):  File &qu...

But I have installed seaDAS 7.5 in linux OS with ubuntu 18.04. how to open seadas 7.5.1 in command mode through terminal
I gave command as seadas em  in terminal .It gave msg as:
seadas: command not found

I am newbie to Seadas.I have installed seadas 7.5.1 GUI ,I want to work on seadas  by command mode ,so I installed IDL. Is License is necessary for IDL to work in command mode..