[Rd] use of the tcltk package crashes R 4.0.1 for Windows

[peter dalgaard]

Just to be clear, I was talking about Mac binary packages. The one available and tested was 

R-4.0-branch
4.0.1 RC
(2020/05/30, r78644)

from mac.r-project.org. (Simon Urbanek out of office for the weekend, I suppose.)

-pd

> On 7 Jun 2020, at 08:27 , peter dalgaard <pdalgd using gmail.com> wrote:
> 
> Not happening on Mac, so likely a Windows build issue.
> 
> (There's no 4.0.1 CRAN package yet, and no nightly build of 4.0.1 Patched, but the only thing changed in the sources since r78644 is the VERSION file.)
> 
> -pd
> 
>> On 7 Jun 2020, at 03:13 , Fox, John <jfox using mcmaster.ca> wrote:
>> 
>> Hi,
>> 
>> The following code, from the examples in ?TkWidgets , immediately crashes R 4.0.1 for Windows:
>> 
>> --------------------- snip --------------------
>> library("tcltk")
>> tt <- tktoplevel()
>> label.widget <- tklabel(tt, text = "Hello, World!")
>> button.widget <- tkbutton(tt, text = "Push", 
>> 	 command = function()cat("OW!\n"))
>> tkpack(label.widget, button.widget) # geometry manager
>> --------------------- snip --------------------
>> 
>> Session info (prior to the crash):
>> 
>> --------------------- snip --------------------
>>> sessionInfo()
>> R version 4.0.1 (2020-06-06)
>> Platform: x86_64-w64-mingw32/x64 (64-bit)
>> Running under: Windows 10 x64 (build 18363)
>> 
>> Matrix products: default
>> 
>> locale:
>> [1] LC_COLLATE=English_United States.1252 
>> [2] LC_CTYPE=English_United States.1252   
>> [3] LC_MONETARY=English_United States.1252
>> [4] LC_NUMERIC=C                          
>> [5] LC_TIME=English_United States.1252    
>> 
>> attached base packages:
>> [1] tcltk     stats     graphics  grDevices utils     datasets  methods  
>> [8] base     
>> 
>> loaded via a namespace (and not attached):
>> [1] compiler_4.0.1 tools_4.0.1   
>> --------------------- snip --------------------
>> 
>> I observe this behaviour both in the Rgui and when I run R in a terminal. I think the problem is general to the use of the tcltk package.
>> 
>> Best,
>> John
>> 
>> -----------------------------------------------------------------
>> John Fox
>> Professor Emeritus
>> McMaster University
>> Hamilton, Ontario, Canada
>> Web: https://socialsciences.mcmaster.ca/jfox/
>> 
>> ______________________________________________
>> R-devel using r-project.org mailing list
>> https://stat.ethz.ch/mailman/listinfo/r-devel
> 
> -- 
> Peter Dalgaard, Professor,
> Center for Statistics, Copenhagen Business School
> Solbjerg Plads 3, 2000 Frederiksberg, Denmark
> Phone: (+45)38153501
> Office: A 4.23
> Email: pd.mes using cbs.dk  Priv: PDalgd using gmail.com
> 
> 
> 
> 
> 
> 
> 
> 
> 

-- 
Peter Dalgaard, Professor,
Center for Statistics, Copenhagen Business School
Solbjerg Plads 3, 2000 Frederiksberg, Denmark
Phone: (+45)38153501
Office: A 4.23
Email: pd.mes using cbs.dk  Priv: PDalgd using gmail.com