Roger,

Do you ever see an rgl window pop-up? Just wondering if this is the same issue.

Rob J. Goedman
goedman@icloud.com




On May 29, 2013, at 2:49 PM, Roger Koenker <rkoenker@illinois.edu> wrote:

> I doubt that this is helpful, but I get:
> 
>> rgl.open()
> Reading symbols for shared libraries . done
> 
> Program received signal EXC_BAD_ACCESS, Could not access memory.
> Reason: KERN_INVALID_ADDRESS at address: 0x00000000000000e8
> 0x0000000102e31a90 in gui::X11GUIFactory::createWindowImpl (this=0x1006871d0, 
>    window=0x7fff5fbfd330) at x11gui.cpp:612
> 612	  ::Window xparent = RootWindow(xdisplay, DefaultScreen(xdisplay));
> (gdb) Quit
> 
> url:    www.econ.uiuc.edu/~roger            Roger Koenker
> email    rkoenker@uiuc.edu            Department of Economics
> vox:     217-333-4558                University of Illinois
> fax:       217-244-6678                Urbana, IL 61801
> 
> On May 29, 2013, at 4:37 PM, Duncan Murdoch wrote:
> 
>> On 13-05-29 11:19 AM, Bryan Hanson wrote:
>>> [originally on R-help, reposted here as the most relevent place]
>>> 
>>> NOTE: problem is with R.app, looks OK on command line R
>>> 
>>> This is really odd, and probably 100% local to me, but I'm at a loss as to a next step.
>>> 
>>> After narrowing things down, here's how to reproduce:
>> 
>> I don't see it, but it looks to me like it may be a timing problem.  I'm 
>> guessing the destruction of the old window triggers events in the wrong 
>> order and leaves rgl in an unstable state.  Unfortunately, without being 
>> able to reproduce this, it looks really hard to track down.  Can anyone 
>> reproduce it while running in gdb or some other debugger?
>> 
>> Duncan Murdoch
>> 
>>> 
>>> library("rgl")
>>> showSomething <- function() {
>>> 	open3d()
>>> 	points3d(rnorm(10),rnorm(10),rnorm(10))
>>> 	axes3d()
>>> 	title3d('main','sub','xlab','ylab','zlab')
>>> 	}
>>> showSomething() # works as expected.
>>> # Close the current rgl window
>>> showSomething() # crashes R with the following report:
>>> 
>>> *** caught segfault ***
>>> address 0x0, cause 'unknown'
>>> 
>>> Traceback:
>>> 1: .C(rgl_dev_open, success = FALSE)
>>> 2: rgl.open()
>>> 3: open3d()
>>> 4: showSomething()
>>> 
>>> This will probably work fine for any of you, it's so simple and fundamental.  If I don't close the open rgl windows, it doesn't crash, and I can execute the function over and over successfully.  And the same thing happens if I just do the commands inside the function individually.  SessionInfo() below.
>>> 
>>> Perhaps something is corrupt with my X11 window system?  Thanks, Bryan
>>> 
>>> R version 3.0.1 (2013-05-16)
>>> Platform: x86_64-apple-darwin10.8.0 (64-bit)
>>> 
>>> locale:
>>> [1] en_US.UTF-8/en_US.UTF-8/en_US.UTF-8/C/en_US.UTF-8/en_US.UTF-8
>>> 
>>> attached base packages:
>>> [1] stats     graphics  grDevices utils     datasets  methods   base
>>> 
>>> other attached packages:
>>> [1] rgl_0.93.940 sos_1.3-5    brew_1.0-6
>>> _______________________________________________
>>> R-SIG-Mac mailing list
>>> R-SIG-Mac@r-project.org
>>> https://stat.ethz.ch/mailman/listinfo/r-sig-mac
>>> 
>> 
>> _______________________________________________
>> R-SIG-Mac mailing list
>> R-SIG-Mac@r-project.org
>> https://stat.ethz.ch/mailman/listinfo/r-sig-mac
> 
> _______________________________________________
> R-SIG-Mac mailing list
> R-SIG-Mac@r-project.org
> https://stat.ethz.ch/mailman/listinfo/r-sig-mac


	[[alternative HTML version deleted]]

