Kevin,

no this is an Adobe issue - it seems to hijack the PDF support. R simply uses 
"open" so it doesn't care who handles it - that is a system setting, it has 
nothing to do with R. Did you try setting Preview as your system viewer?

Cheers,
Simon


> On Feb 7, 2023, at 9:01 AM, Kevin Thorpe <kevin.tho...@utoronto.ca> wrote:
> 
> Thanks for the reply Simon.
> 
> As near as I can tell I have a working Adobe reader. I checked for updates 
> and have the current version, it is just not set as my default viewer for 
> PDF. Why has it stopped working with the Mac Preview app? Is it related to 
> the loss of PS/EPS support?
> 
> I would prefer not to have to set Adobe Reader as my default. I could try 
> removing and re-installing and see what happens.
> 
> Kevin
> 
> -- 
> Kevin E. Thorpe
> Head of Biostatistics,  Applied Health Research Centre (AHRC)
> Li Ka Shing Knowledge Institute of St. Michael’s Hospital
> Assistant Professor, Dalla Lana School of Public Health
> University of Toronto
> email: kevin.tho...@utoronto.ca  Tel: 416.864.5776  Fax: 416.864.3016
> 
>> On Feb 6, 2023, at 2:45 PM, Simon Urbanek <simon.urba...@r-project.org> 
>> wrote:
>> 
>> Kevin,
>> 
>> this looks like a problem with your Adobe installation - you seem to have 
>> the stub installed, but not an actual Adobe viewer. Perhaps look for 
>> uninstallation instructions for Adobe, reinstall it or ask their support? 
>> After upgrades it is often necessary to re-install 3rd party software.
>> 
>> Cheers,
>> Simon
>> 
>> 
>>> On Feb 7, 2023, at 5:14 AM, Kevin Thorpe <kevin.tho...@utoronto.ca> wrote:
>>> 
>>> I noticed today that I can no longer open PDF vignettes from the help 
>>> system in Ventura. I first noticed it in RStudio. Previously PDFs would 
>>> open in Preview but now they try to open in a web page. So, I tried in 
>>> native R (outside RStudio). I started the help system and went to the 
>>> survival package vignettes and tried to open one. I eventually got a Finder 
>>> window with the message, "AdobePDFViewer cannot find a compatible Adobe 
>>> Acrobat or Adobe Reader to view this PDF. Please select one.” At the top of 
>>> it.
>>> 
>>> Besides Preview I do also have Adobe Acrobat Reader installed (but it is 
>>> not set as the default viewer for PDFs).
>>> 
>>> Additionally, the following error appeared in the Console when I tried to 
>>> view a PDF vignette (for the sake of reproducibility I tried to load the 
>>> survival.pdf vignette).
>>> 
>>> 2023-02-06 11:10:56.198 R[52961:4981916] CFURLResourceIsReachable failed 
>>> because it was passed a URL which has no scheme
>>> 
>>> Has anyone else encountered this?
>>> 
>>> Here is my sessionInfo()
>>> 
>>>> sessionInfo()
>>> R version 4.2.2 (2022-10-31)
>>> Platform: x86_64-apple-darwin17.0 (64-bit)
>>> Running under: macOS Ventura 13.1
>>> 
>>> Matrix products: default
>>> BLAS:   
>>> /Library/Frameworks/R.framework/Versions/4.2/Resources/lib/libRblas.0.dylib
>>> LAPACK: 
>>> /Library/Frameworks/R.framework/Versions/4.2/Resources/lib/libRlapack.dylib
>>> 
>>> locale:
>>> [1] en_CA.UTF-8
>>> 
>>> attached base packages:
>>> [1] stats     graphics  grDevices utils     datasets  methods   base     
>>> 
>>> other attached packages:
>>> [1] knitr_1.42
>>> 
>>> loaded via a namespace (and not attached):
>>> [1] compiler_4.2.2 tools_4.2.2    xfun_0.37     
>>> 
>>> 
>>> 
>>> -- 
>>> Kevin E. Thorpe
>>> Head of Biostatistics,  Applied Health Research Centre (AHRC)
>>> Li Ka Shing Knowledge Institute of St. Michael’s Hospital
>>> Assistant Professor, Dalla Lana School of Public Health
>>> University of Toronto
>>> email: kevin.tho...@utoronto.ca  Tel: 416.864.5776  Fax: 416.864.3016
>>> 
>>> _______________________________________________
>>> R-SIG-Mac mailing list
>>> R-SIG-Mac@r-project.org
>>> https://stat.ethz.ch/mailman/listinfo/r-sig-mac
>> 
> 

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