[R-sig-Geo] no proj_defs.dat file in PROJ.4 files message when using rgdal

[Roger Bivand]

On Fri, 12 Aug 2016, Wall, Wade A ERDC-RDE-CERL-IL CIV wrote:

> Thanks. PROJ_LIB now provides the link and when I load rgdal, the path 
> to the PROJ.4 shared files is recognized. However, I still receive the 
> warning: No proj_defs.dat in PROJ.4 shared files.
>
> I edited my .bashrc with PROJ_LIB=/p/bin/proj4/share/proj. This folder 
> contains proj_defs.dat, as well as a duplicate file called proj_def.dat 
> because I have seen the file named both ways.

Are you exporting the local PROJ_LIB definition to other nodes in your 
cluster? Can all R instances see the definition:

Sys.getenv("PROJ_LIB")

across your systems?

Roger

>
> I also changed PROJ_LIB to /p/bin/proj4/share and copied proj_defs.dat 
> to that location. Still not sure how to get rgdal to recognize the 
> prof_defs.dat file
>
> -----Original Message-----
> From: Roger Bivand [mailto:Roger.Bivand at nhh.no]
> Sent: Friday, August 12, 2016 9:15 AM
> To: Wall, Wade A ERDC-RDE-CERL-IL CIV <Wade.A.Wall at erdc.dren.mil>
> Cc: r-sig-geo at r-project.org
> Subject: Re: [R-sig-Geo] no proj_defs.dat file in PROJ.4 files message when using rgdal
>
> On Fri, 12 Aug 2016, Wall, Wade A ERDC-RDE-CERL-IL CIV wrote:
>
>> Hi all,
>>
>> I am using R on a high performance Linux cluster and had to build
>> gdal,
>> proj4 (version 4.9.2), and rgdal from source. I had to install proj.4
>> in a non-standard location (/p/bin/proj4) and this appears to be
>> causing some problems.
>>
>> I modified my $PATH variable to include /p/bin/proj4;
>> /p/bin/proj4/lib;/p/bin/proj4/share/proj
>
> No, not $PATH for anything other than executables. You may need a different path for the shared objects. For the PROJ shared files, set PROJ_LIB, which should be respected.
>
> Roger
>
>>
>> I installed rgdal using the following command
>>
>> Install.packages("rgdal",configure.args =
>> c("--with-project-include=/p/bin/proj4/include","--with-proj-lib=/p/bi
>> n/proj4/lib","--with-proj-share=/p/bin/proj4/share/proj"))
>>
>> When I load rgdal, the path to gdal is displayed, but the path to
>> proj4 says "(autodetected)".
>>
>> However, I receive the message "rgdal::checkCRSArgs:: no proj_defs.dat
>> in PROJ.4 shared files" when I try to use the raster() function from
>> the raster package.
>>
>> I have verified that proj_def.dat is in /p/bin/proj4/share/proj. I
>> have also tried placing it in other locations.
>>
>> Any suggestions on how  I can get rgdal to find the proj_def.dat file(s)?
>>
>> Wade
>>
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>>
>
> --
> Roger Bivand
> Department of Economics, Norwegian School of Economics, Helleveien 30, N-5045 Bergen, Norway.
> voice: +47 55 95 93 55; fax +47 55 95 91 00
> e-mail: Roger.Bivand at nhh.no
> Blockedhttp://orcid.org/0000-0003-2392-6140Blocked
> Blockedhttps://scholar.google.no/citations?user=AWeghB0AAAAJ&hl=enBlocked
> Blockedhttp://depsy.org/person/434412Blocked
>
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-- 
Roger Bivand
Department of Economics, Norwegian School of Economics,
Helleveien 30, N-5045 Bergen, Norway.
voice: +47 55 95 93 55; fax +47 55 95 91 00
e-mail: Roger.Bivand at nhh.no
http://orcid.org/0000-0003-2392-6140
https://scholar.google.no/citations?user=AWeghB0AAAAJ&hl=en
http://depsy.org/person/434412