[R-sig-Geo] Error reading hdf files with rgdal

Mon Jan 16 15:39:13 CET 2017

Thank you all! It seems to have been the GDAL installation on my system, as
Dominik suggested.
Best,
Kelly

On Mon, Jan 16, 2017 at 8:18 AM, Dominik Schneider <dosc3612 at colorado.edu>
wrote:

> Just to cover all the bases, MODIS hdf files require the hdf4 library. If
> you changed something with your GDAL install you might not have this
> anymore.
>
> at the commandline prompt, gdalinfo --format HDF4 should give the following
> Khione:~ $ gdalinfo --format HDF4
> Format Details:
>   Short Name: HDF4
>   Long Name: Hierarchical Data Format Release 4
>   Supports: Raster
>   Extension: hdf
>   Help Topic: frmt_hdf4.html
>   Supports: Subdatasets
>   Supports: Open() - Open existing dataset.
>
> Dominik
>
> On Sun, Jan 15, 2017 at 7:36 PM, Roger Bivand <Roger.Bivand at nhh.no> wrote:
>
>> When you see an error message from the R interpreter, include the full
>> output, and the output of traceback() issued immediately after the error.
>> Nothing important in raster handling has changed in rgdal. Try to provide a
>> reprodicible example that you can show succeeded on the same system with
>> earlier versions of packages, and which now fail. We cannot see over your
>> shoulder.
>>
>> Roger Bivand
>> Norwegian School of Economics
>> Bergen, Norway
>>
>>
>>
>> On Sun, Jan 15, 2017 at 7:17 PM +0100, "Kelly McCaffrey" <
>> kmccaffrey2011 at my.fit.edu<mailto:kmccaffrey2011 at my.fit.edu>> wrote:
>>
>> Using GDAL and readGDAL both result in the error message:
>> Error in .local(.Object, ...) :
>> With no other message following this warning. Trying to use GDALinfo()
>> results in the same warning. I'm having these problems trying to use .hdf
>> files I have previously successfully accessed and transformed to geoTIFF
>> files as well.
>>
>>
>> On Fri, Jan 13, 2017 at 7:18 PM, Michael Sumner <mdsumner at gmail.com
>> <mailto:mdsumner at gmail.com>> wrote:
>>
>> Try listing the subdatasets and reading them directly with GDAL or
>> readGDAL
>>
>> On Sat, Jan 14, 2017, 07:12 Kelly McCaffrey <kmccaffrey2011 at my.fit.edu
>> <mailto:kmccaffrey2011 at my.fit.edu>> wrote:
>> Here are the startup messages and the sessionInfo() output:
>>
>> > library(raster)
>> Loading required package: sp
>> > library(rgdal)
>> rgdal: version: 1.2-5, (SVN revision 648)
>>  Geospatial Data Abstraction Library extensions to R successfully loaded
>>  Loaded GDAL runtime: GDAL 2.0.1, released 2015/09/15
>>  Path to GDAL shared files:
>> C:/Users/kmccaffrey2011/Documents/R/win-library/3.3/rgdal/gdal
>>  Loaded PROJ.4 runtime: Rel. 4.9.2, 08 September 2015, [PJ_VERSION: 492]
>>  Path to PROJ.4 shared files:
>> C:/Users/kmccaffrey2011/Documents/R/win-library/3.3/rgdal/proj
>>  Linking to sp version: 1.2-4
>> > library(gdalUtils)
>> > sessionInfo()
>> R version 3.3.2 (2016-10-31)
>> Platform: x86_64-w64-mingw32/x64 (64-bit)
>> Running under: Windows >= 8 x64 (build 9200)
>>
>> locale:
>> [1] LC_COLLATE=English_United States.1252
>> [2] LC_CTYPE=English_United States.1252
>> [3] LC_MONETARY=English_United States.1252
>> [4] LC_NUMERIC=C
>> [5] LC_TIME=English_United States.1252
>>
>> attached base packages:
>> [1] stats     graphics  grDevices utils
>> [5] datasets  methods   base
>>
>> other attached packages:
>> [1] gdalUtils_2.0.1.7 rgdal_1.2-5
>> [3] raster_2.5-8      sp_1.2-4
>>
>> loaded via a namespace (and not attached):
>>  [1] tools_3.3.2       Rcpp_0.12.8
>>  [3] R.methodsS3_1.7.1 codetools_0.2-15
>>  [5] grid_3.3.2        iterators_1.0.8
>>  [7] foreach_1.4.3     R.utils_2.5.0
>>  [9] R.oo_1.21.0       lattice_0.20-34
>>
>>
>> Kelly
>>
>> On Fri, Jan 13, 2017 at 3:06 PM, Roger Bivand <Roger.Bivand at nhh.no
>> <mailto:Roger.Bivand at nhh.no>> wrote:
>>
>> > Please provide the output of the startup messages from the loaded
>> > packages, and of sessionInfo().
>> >
>> > Roger Bivand
>> > Norwegian School of Economics
>> > Bergen, Norway
>> >
>> > Fra: Kelly McCaffrey
>> > Sendt: fredag 13. januar, 20.51
>> > Emne: [R-sig-Geo] Error reading hdf files with rgdal
>> > Til: R-sig-geo mailing list
>> >
>> > Hello all, I'm working with some .hdf files containing MODIS satellite
>> > data, but I have been unable to read them into R using rgdal and
>> gdalUtils
>> > since the last rgdal update. Has anyone else experienced these issues
>> and
>> > does anyone have a suggested fix? The code I'm attempting to use and
>> error
>> > message are as follows: library(raster) library(rgdal)
>> library(gdalUtils)
>> > file
>> >
>>
>>
>>
>> --
>>
>> *Kelly McCaffrey*
>> Graduate Student
>> Department of Biological Sciences
>> Florida Institute of Technology
>> 150 W. University Blvd.
>> Melbourne, FL, 32901
>>
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>>
>> _______________________________________________
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>> --
>> Dr. Michael Sumner
>> Software and Database Engineer
>> Australian Antarctic Division
>> 203 Channel Highway
>> Kingston Tasmania 7050 Australia
>>
>>
>>
>>
>> --
>>
>> Kelly McCaffrey
>> Graduate Student
>> Department of Biological Sciences
>> Florida Institute of Technology
>> 150 W. University Blvd.
>> Melbourne, FL, 32901
>>
>>
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>>
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>
>

-- 

*Kelly McCaffrey*
Graduate Student
Department of Biological Sciences
Florida Institute of Technology
150 W. University Blvd.
Melbourne, FL, 32901

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