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<div style="direction: ltr;font-family: Tahoma;color: #000000;font-size: 10pt;">It works perfectly, now I can sdfopen both netcdf and hdf.<br>
<br>
&nbsp;thank you so much for yr time and guidence.<br>
&nbsp;<a href="ftp://cola.gmu.edu/grads/2.0/grads-2.0.1-bin-i686-pc-linux-gnu.tar.gz" target="_blank">ftp://cola.gmu.edu/grads/2.0/grads-2.0.1-bin-i686-pc-linux-gnu.tar.gz</a><br>
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<br>
just curious, what's the difference between the GRADS (from the previous link) and the GRADS here (<a href="http://grads.iges.org/grads/downloads.html" target="_blank">http://grads.iges.org/grads/downloads.html</a>)<br>
<br>
Yalei<br>
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<div style="direction: ltr;" id="divRpF72305"><font face="Tahoma" color="#000000" size="2"><b>From:</b> gradsusr-bounces@gradsusr.org [gradsusr-bounces@gradsusr.org] on behalf of Jennifer Adams [jma@cola.iges.org]<br>
<b>Sent:</b> Thursday, July 05, 2012 2:21 PM<br>
<b>To:</b> GrADS Users Forum<br>
<b>Subject:</b> Re: [gradsusr] Grads cannot open MERRA HDF file<br>
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<div>On Jul 5, 2012, at 2:14 PM, You, Yalei wrote:</div>
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Dear Jennifer,<br>
<br>
Thank you so much for the help.<br>
1. I am trying to get HDF4.2r3, but look likes I cannot ftp the file, Here is what I did:<br>
***********<br>
<span class="code">ftp<span class="Apple-converted-space">&nbsp;</span><a href="http://iges.org/" target="_blank">iges.org</a><br>
***********<span class="Apple-converted-space">&nbsp;</span><br>
Connected to<span class="Apple-converted-space">&nbsp;</span><a href="http://iges.org/" target="_blank">iges.org</a>.<br>
500 OOPS: cannot change directory:/web/colaftp<br>
ftp&gt;<span class="Apple-converted-space">&nbsp;</span><br>
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<font class="Apple-style-span" face="Tahoma"><span class="Apple-style-span" style="font-size: 10pt;">Also, when I click&quot;</span></font><span class="Apple-converted-space" style="font-family: Tahoma; font-size: 10pt;">&nbsp;</span></span><a href="ftp://grads.iges.org/grads/Supplibs/2.1/src/HDF4.2r3.tar.gz" style="font-family: Tahoma; font-size: 10pt;" target="_blank">local
 copy of source code</a><span class="code" style="font-family: Tahoma; font-size: 10pt;">&quot;, it asks the name and passcode, I put &quot;anynomous&quot;, it won't work.<br>
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<div>Oops, I have to update supplibs.html. Our ftp server has moved. Try this instead --&nbsp;<a href="ftp://cola.gmu.edu/grads/Supplibs/2.0/src/HDF4.2r3.tar.gz" target="_blank">ftp://cola.gmu.edu/grads/Supplibs/2.0/src/HDF4.2r3.tar.gz</a></div>
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2. The Grads on my pc come with Ubuntu, so I guess it is not easy to change the default software. Do you know any version of Grads which can read hdf4, that way I can install it on my pc.<br>
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Did you try&nbsp;<a href="ftp://cola.gmu.edu/grads/2.0/grads-2.0.1-bin-i686-pc-linux-gnu.tar.gz" target="_blank">ftp://cola.gmu.edu/grads/2.0/grads-2.0.1-bin-i686-pc-linux-gnu.tar.gz</a> &nbsp;(for 32-bit linux)?</div>
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<span class="code"><br>
Thanks again.<br>
<br>
Yalei<br>
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<div id="divRpF729209" style="direction: ltr;"><font face="Tahoma" color="#000000" size="2"><b>From:</b><span class="Apple-converted-space">&nbsp;</span><a href="mailto:gradsusr-bounces@gradsusr.org" target="_blank">gradsusr-bounces@gradsusr.org</a><span class="Apple-converted-space">&nbsp;</span>[<a href="mailto:gradsusr-bounces@gradsusr.org" target="_blank">gradsusr-bounces@gradsusr.org</a>]
 on behalf of Jennifer Adams [<a href="mailto:jma@cola.iges.org" target="_blank">jma@cola.iges.org</a>]<br>
<b>Sent:</b><span class="Apple-converted-space">&nbsp;</span>Thursday, July 05, 2012 1:48 PM<br>
<b>To:</b><span class="Apple-converted-space">&nbsp;</span>GrADS Users Forum<br>
<b>Subject:</b><span class="Apple-converted-space">&nbsp;</span>Re: [gradsusr] Grads cannot open MERRA HDF file<br>
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<div>Your build is not enabled to handle hdf4 files, only hdf5. Please have a look at<span class="Apple-converted-space">&nbsp;</span><a href="http://iges.org/grads/gadoc/supplibs.html" target="_blank">http://iges.org/grads/gadoc/supplibs.html</a><span class="Apple-converted-space">&nbsp;</span>for
 help on building HDF4.2r3.&nbsp;
<div>--Jennifer<br>
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<div>On Jul 5, 2012, at 12:51 PM, You, Yalei wrote:</div>
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Thank you very much.<br>
<br>
Here is the information after I use &quot;q config&quot;, also I posted the information after I typed grads under Ubuntu<br>
***********************************************<br>
Grid Analysis and Display System (GrADS) Version 2.0.a9<br>
Copyright (c) 1988-2010 by Brian Doty and the<br>
Institute for Global Environment and Society (IGES)<br>
GrADS comes with ABSOLUTELY NO WARRANTY<br>
See file COPYRIGHT for more information<br>
<br>
Config: v2.0.a9 little-endian readline printim grib2 netcdf hdf5 shapefile<br>
Issue 'q config' command for more detailed configuration information<br>
Landscape mode? ('n' for portrait):&nbsp;<span class="Apple-converted-space">&nbsp;</span><br>
GX Package Initialization: Size = 11 8.5<span class="Apple-converted-space">&nbsp;</span><br>
<br>
ga-&gt; q config<br>
Config: v2.0.a9 little-endian readline printim grib2 netcdf hdf5 shapefile<br>
Grid Analysis and Display System (GrADS) Version 2.0.a9<br>
Copyright (c) 1988-2010 by Brian Doty and the<br>
Institute for Global Environment and Society (IGES)<span class="Apple-converted-space">&nbsp;</span><br>
This program is distributed WITHOUT ANY WARRANTY<span class="Apple-converted-space">&nbsp;</span><br>
See file COPYRIGHT for more information.<span class="Apple-converted-space">&nbsp;</span><br>
<br>
Built Tue May 31 08:58:09 UTC 2011 for i686-pc-linux-gnu<br>
<br>
This version of GrADS has been configured with the following options:<br>
&nbsp; o Built on a LITTLE ENDIAN machine<br>
&nbsp; o Athena Widget GUI DISABLED<br>
&nbsp; o Command line editing ENABLED<span class="Apple-converted-space">&nbsp;</span><br>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="Apple-converted-space">&nbsp;</span><a href="http://tiswww.case.edu/php/chet/readline/rltop.html" target="_blank">http://tiswww.case.edu/php/chet/readline/rltop.html</a><span class="Apple-converted-space">&nbsp;</span><br>
&nbsp; o printim command for image output ENABLED<span class="Apple-converted-space">&nbsp;</span><br>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="Apple-converted-space">&nbsp;</span><a href="http://www.zlib.net/" target="_blank">http://www.zlib.net</a><span class="Apple-converted-space">&nbsp;</span><br>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="Apple-converted-space">&nbsp;</span><a href="http://www.libpng.org/pub/png/libpng.html" target="_blank">http://www.libpng.org/pub/png/libpng.html</a><span class="Apple-converted-space">&nbsp;</span><br>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="Apple-converted-space">&nbsp;</span><a href="http://www.libgd.org/Main_Page" target="_blank">http://www.libgd.org/Main_Page</a><span class="Apple-converted-space">&nbsp;</span><br>
&nbsp; o GRIB2 interface ENABLED<span class="Apple-converted-space">&nbsp;</span><br>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="Apple-converted-space">&nbsp;</span><a href="http://www.ijg.org/" target="_blank">http://www.ijg.org</a><span class="Apple-converted-space">&nbsp;</span><br>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="Apple-converted-space">&nbsp;</span><a href="http://www.ece.uvic.ca/~mdadams/jasper" target="_blank">http://www.ece.uvic.ca/~mdadams/jasper</a><span class="Apple-converted-space">&nbsp;</span><br>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="Apple-converted-space">&nbsp;</span><a href="http://www.nco.ncep.noaa.gov/pmb/codes/GRIB2" target="_blank">http://www.nco.ncep.noaa.gov/pmb/codes/GRIB2</a><span class="Apple-converted-space">&nbsp;</span><br>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; g2clib-1.2.2&nbsp;<span class="Apple-converted-space">&nbsp;</span><br>
&nbsp; o NetCDF interface ENABLED<span class="Apple-converted-space">&nbsp;</span><br>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="Apple-converted-space">&nbsp;</span><a href="http://www.unidata.ucar.edu/software/netcdf" target="_blank">http://www.unidata.ucar.edu/software/netcdf</a>&nbsp;<span class="Apple-converted-space">&nbsp;</span><br>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; netcdf 4.1.1 of Sep 11 2011 12:47:31 $&nbsp;<span class="Apple-converted-space">&nbsp;</span><br>
&nbsp; o OPeNDAP gridded data interface DISABLED<br>
&nbsp; o OPeNDAP station data interface DISABLED<br>
&nbsp; o HDF5 interface ENABLED<span class="Apple-converted-space">&nbsp;</span><br>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="Apple-converted-space">&nbsp;</span><a href="http://hdfgroup.org/" target="_blank">http://hdfgroup.org</a><span class="Apple-converted-space">&nbsp;</span><br>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; HDF5 1.8.4<span class="Apple-converted-space">&nbsp;</span><br>
&nbsp; o GeoTIFF and KML/TIFF output DISABLED<br>
&nbsp; o KML contour output ENABLED<br>
&nbsp; o Shapefile interface ENABLED<br>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="Apple-converted-space">&nbsp;</span><a href="http://shapelib.maptools.org/" target="_blank">http://shapelib.maptools.org</a><span class="Apple-converted-space">&nbsp;</span><br>
<br>
For additional information please consult<span class="Apple-converted-space">&nbsp;</span><a href="http://iges.org/grads" target="_blank">http://iges.org/grads</a><br>
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<div id="divRpF396255" style="direction: ltr;"><font face="Tahoma" color="#000000" size="2"><b>From:</b><span class="Apple-converted-space">&nbsp;</span><a href="mailto:gradsusr-bounces@gradsusr.org" target="_blank">gradsusr-bounces@gradsusr.org</a><span class="Apple-converted-space">&nbsp;</span>[<a href="mailto:gradsusr-bounces@gradsusr.org" target="_blank">gradsusr-bounces@gradsusr.org</a>]
 on behalf of Jennifer Adams [<a href="mailto:jma@cola.iges.org" target="_blank">jma@cola.iges.org</a>]<br>
<b>Sent:</b><span class="Apple-converted-space">&nbsp;</span>Thursday, July 05, 2012 12:40 PM<br>
<b>To:</b><span class="Apple-converted-space">&nbsp;</span>GrADS Users Forum<br>
<b>Subject:</b><span class="Apple-converted-space">&nbsp;</span>Re: [gradsusr] Grads cannot open MERRA HDF file<br>
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<div>I downloaded the file and was able to open it with sdfopen without any problems. Based on these clues:</div>
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<div>Open Error: &nbsp;Data file type invalid<br>
&nbsp;--&gt; The invalid description file record is:<br>
&nbsp;--&gt; DTYPE hdfsds<br>
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Attempt to use feature that was not turned on when netCDF was built.<br>
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<div>I believe the problem lies in your particular GrADS build, especially the hdf library. Can you send the output from 'q config'?&nbsp;</div>
<div>--Jennifer</div>
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<div>--</div>
<div>Jennifer M. Adams</div>
<div>IGES/COLA</div>
<div>4041 Powder Mill Road, Suite 302</div>
<div>Calverton, MD 20705</div>
<div><a href="mailto:jma@cola.iges.org" target="_blank">jma@cola.iges.org</a></div>
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_______________________________________________<br>
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<div>--</div>
<div>Jennifer M. Adams</div>
<div>IGES/COLA</div>
<div>4041 Powder Mill Road, Suite 302</div>
<div>Calverton, MD 20705</div>
<div><a href="mailto:jma@cola.iges.org" target="_blank">jma@cola.iges.org</a></div>
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_______________________________________________<br>
gradsusr mailing list<br>
<a href="mailto:gradsusr@gradsusr.org" target="_blank">gradsusr@gradsusr.org</a><br>
<a href="http://gradsusr.org/mailman/listinfo/gradsusr" target="_blank">http://gradsusr.org/mailman/listinfo/gradsusr</a><br>
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<div>--</div>
<div>Jennifer M. Adams</div>
<div>IGES/COLA</div>
<div>4041 Powder Mill Road, Suite 302</div>
<div>Calverton, MD 20705</div>
<div><a href="mailto:jma@cola.iges.org" target="_blank">jma@cola.iges.org</a></div>
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