[R-SIG-Mac] [External] Please test R 4.0.4 RC

[Duncan Murdoch]

On 12/02/2021 11:12 p.m., Richard M. Heiberger wrote:
> Using the intel R_4.0.4RC on the Mac M1.
> 
> Based on your recommendation I reinstalled XQuartz 2.7.11 instead of the 8.0.3beta.
> X11() now does not work at all.
> 
>> X11()
> xcrun: error: invalid active developer path (/Library/Developer/CommandLineTools), missing xcrun at: /Library/Developer/CommandLineTools/usr/bin/xcrun
>    C-c C-c  C-c C-c
> 
> Force-Killing XQuartz from the Activity Monitor doesn't help.
> I have to Force-kill the R process.

I've received reports about this related to rgl.  Some unconfirmed 
reports suggest that setting Sys.setenv(DISPLAY=":0.0") fixes it. 
Others say that didn't work.

I'm still running the beta, and haven't seen any issues.  Maybe I'll try 
going back to 2.7.11 to see if I can trigger things.

Duncan Murdoch