Ah, I didn't read the entire message.  Sorry about that!

> On Sep 6, 2017, at 7:20 PM, Jeff Newmiller <jdnew...@dcn.davis.ca.us> wrote:
> 
> Indeed, Ben, but the question was something more like it is not a Dependency, 
> just Suggested, so why the error...
> 
> John:
> 
> If you read the Introduction to the 'raster' package vignette, it indicates 
> that some input formats are supported within the raster package and some rely 
> on other packages. Clearly the attempt to read a TIFF was an example of the 
> latter. Had you used a different input file format the issue of rgdal might 
> never have appeared... ergo, Suggests rather than Depends. 
> 
> Note that someone may feel pity for your plight, John, and give you a 
> convenient alternative way to import the data to raster (there are other 
> packages that read TIFF but you would probably have to roll the geolocation 
> yourself... an avenue for which help would be better pursued on R-sig-geo), 
> but the premise of your email (cannot upgrade) does put it squarely in the 
> off-topic category according to the Posting Guide. Fortunately R is 
> open-source so if you are diligent you can write/borrow R code as needed or 
> even recompile R and necessary packages entirely within your personal 
> development directories with no system installation to bother your sysadmin 
> about... but you might also just go find another computer to do your work on.
> -- 
> Sent from my phone. Please excuse my brevity.
> 
> On September 6, 2017 3:29:41 PM PDT, Ben Tupper <btup...@bigelow.org> wrote:
>> Hi,
>> 
>> The message "there is no package called 'rgdal'" means that you don't
>> have rgdal installed.
>> 
>> https://cran.r-project.org/web/packages/rgdal/index.html
>> 
>> Also, you will get very good patial-centric help if you subscribed to
>> r-sig-geo here
>> 
>> https://stat.ethz.ch/mailman/listinfo/r-sig-geo
>> 
>> Cheers,
>> Ben
>> 
>> 
>> 
>>> On Sep 6, 2017, at 2:52 PM, john polo <jp...@mail.usf.edu> wrote:
>>> 
>>> Dear useRs,
>>> 
>>> I am trying to import a raster with the line:
>>> 
>>> nlcd <- raster("/home/jpolo/NRI/nlcd_nri5000.tif")
>>> 
>>> And I keep getting an error like this:
>>> 
>>> "Warning message:
>>> In library(package, lib.loc = lib.loc, character.only = TRUE,
>> logical.return = TRUE,  :
>>>  there is no package called 'rgdal'
>>> Error in .rasterObjectFromFile(x, band = band, objecttype =
>> "RasterLayer",  :
>>>  Cannot create RasterLayer object from this file; perhaps you need
>> to install rgdal first
>>> Calls: raster -> raster -> .local -> .rasterObjectFromFile
>>> Execution halted"
>>> 
>>> This is the session info:
>>> 
>>> "R version 3.2.5 (2016-04-14)
>>> Platform: x86_64-pc-linux-gnu (64-bit)
>>> Running under: CentOS release 6.3 (Final)
>>> 
>>> locale:
>>> [1] C
>>> 
>>> attached base packages:
>>> [1] methods   stats     graphics  grDevices utils datasets  base
>>> 
>>> other attached packages:
>>> [1] raster_2.5-8 sp_1.2-4     rgeos_0.3-23
>>> 
>>> loaded via a namespace (and not attached):
>>> [1] Rcpp_0.12.10    grid_3.2.5      lattice_0.20-35 "
>>> 
>>> I know the R version is old, but this is a system that I can not
>> update, I have no control over it. Because the version of R is old, the
>> admin told me that they cannot install rgdal. I am not using
>> library(rgdal) and none of the other libraries that are loaded require
>> rgdal. The package raster does suggest it though. Is that causing the
>> problem? Is there a way to avoid this? Any help is welcome.
>>> 
>>> best,
>>> 
>>> John
>>> 
>>> 
>>> -- 
>>> "Ask a man to be quiet,
>>> and he'll be silent for a moment.
>>> Feed a man to a red dragon
>>> and he'll be silent for a lifetime."
>>> -Anne Isabella Thackeray Ritchie
>>> 
>>> ______________________________________________
>>> R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see
>>> https://stat.ethz.ch/mailman/listinfo/r-help
>>> PLEASE do read the posting guide
>> http://www.R-project.org/posting-guide.html
>>> and provide commented, minimal, self-contained, reproducible code.
>> 
>> Ben Tupper
>> Bigelow Laboratory for Ocean Sciences
>> 60 Bigelow Drive, P.O. Box 380
>> East Boothbay, Maine 04544
>> http://www.bigelow.org
>> 
>> Ecocast Reports: http://seascapemodeling.org/ecocast.html
>> Tick Reports: https://report.bigelow.org/tick/
>> Jellyfish Reports: https://jellyfish.bigelow.org/jellyfish/
>> 
>> ______________________________________________
>> R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see
>> https://stat.ethz.ch/mailman/listinfo/r-help
>> PLEASE do read the posting guide
>> http://www.R-project.org/posting-guide.html
>> and provide commented, minimal, self-contained, reproducible code.

Ben Tupper
Bigelow Laboratory for Ocean Sciences
60 Bigelow Drive, P.O. Box 380
East Boothbay, Maine 04544
http://www.bigelow.org

Ecocast Reports: http://seascapemodeling.org/ecocast.html
Tick Reports: https://report.bigelow.org/tick/
Jellyfish Reports: https://jellyfish.bigelow.org/jellyfish/

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