[R-SIG-Mac] R Update - FAILED- HELP!!!

R. Michael Weylandt michael.weylandt at gmail.com
Sat Oct 6 22:38:42 CEST 2012

On Sat, Oct 6, 2012 at 9:33 PM, Jean Jang <jeanwaijang at gmail.com> wrote:
> Hi R-listers,
> I just tried updating my R and now I can't even open it and it is
> prompting me to relaunch then relaunch just reappears. And it will not
> open R. I am afraid I may have lost my scripts.
> What should I do? I am running a MacBook OS X Version 10.5.8
> 1) Restore the entire system to an earlier date?
> 2) Drag R from applications and reload R program (updated version)?
> Will my script files still show up if I do either of these options this?
> Please advise. Jean

Hi Jean,

We'll need some more information about what you did and how you went
about doing it.

Firstly, did you use the CRAN R installer or did you do something
"unofficial" like homebrew?

Second, can you launch R from the Terminal? [1] If so, it's likely a
GUI problem and not a problem with R itself.

Thirdly, don't panic. If you saved your scripts in a reasonable place
(e.g., anything under your home directory) the R installer shouldn't
have touched it.


[1] If you don't know how to do this, click the "Applications" stack
in your dock. Then utilities. Then Terminal. A window (likely white
with black font) will appear; type "R" (no quotes) into it and hit

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