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The only very temporary and poor solution I have found is that I have been able to export in SOME VERY LIMITED scales which I set in the Print Composer, i.e. 8171 and 35124. I have no idea why it works for these scales and not other sorry.


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You must choose Directory and not File in the dialog:


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From section 10.13 of R for Mac OS X FAQ: When executing system commands (for example directly via system or indirectly via functions that call other programs such as install.packages) the locations in which the shell is looking for programs is governed by the PATH environment variable. That variable may be set differently for R started from an ...


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It looks like there are some issues with the path variable, i.e. the shell opened by R doesn't know the path to the gdal binaries. There are two ways to fix this: Specifying the full path You can always use the whole path to gdalinfo in your system call to make it work: path <- "/path/to/gdal/bin/gdalinfo" system2(path, "--version") This may be the ...


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The regular RGDAL from the R package repository has had issues in the past - you can use the one provided by kynchaos.com: Download the DMG from the Frameworks page. Mount the DMG. In R, install the package from the included .tgz file: install.packages("/Volumes/rgdal/rgdal_0.9-1.tgz", repos = NULL) (substitute /Volumes/rgdal/ for another package if it's ...



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