Re: [Rd] R v2.1.1 for Windows and "non-reproducible" crashes

From: Duncan Murdoch <murdoch_at_stats.uwo.ca>
Date: Mon 27 Jun 2005 - 16:34:22 GMT

On 6/27/2005 10:44 AM, Henrik Bengtsson wrote:

> Henrik Bengtsson wrote:

>> Hi,
>>
>> R v2.1.1 patched (2005-05-26) for Windows crashes. The sympotoms are
>> like "memory leakage". The patched version from two days ago crashes at
>> a different position in R CMD check compared to todays version.
> 
> Sorry for being unclear; the "R CMD check" refers to R CMD check for my 
> R.oo package and is just an example.
> 

>> A "REPRODUCIBLE" EXAMPLE:
>> Unfortunately, I cannot create a minimal code example reproducing the
>> crash, but here is at least a simple way to reproduce it:
>>
>> 1. Make sure you run R v2.1.1 patched
>> 2. Start R
>> 3. install.packages("R.oo", contriburl="http://www.maths.lth.se/help/R")
>> [This is a version built with R v2.1.0, because I cannot make the
>> package pass R CMD check on v2.1.1 because of the crashes]
>> 4. Cut'n'paste the following example from ?Rdoc to the R prompt:
>> library(R.oo)
>> author <- "Henrik Bengtsson, \url{http://www.braju.com/R/}"
>> rdocFile <- system.file("misc", "Exception.R", package="R.oo")
>> file.show(rdocFile)
>> destPath <- tempdir()
>> Rdoc$compile(rdocFile, destPath=destPath)
>> rdFiles <- list.files(destPath, full.names=TRUE)
>> print(rdFiles)
>> file.show(rdFiles[1])
>> file.remove(rdFiles)
>>
>> For me it crashes when it gets to the Rdoc$compile() line and Dr. Mingw
>> reports:
>>
>> Rterm.exe caused an Access Violation at location 7c911e58 in module
>> ntdll.dll Reading from location 52474f52.

I get a crash there too. I'll take a look.

Duncan Murdoch



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