[Rd] trace an Rd conversion error in R cmd check

Duncan Murdoch murdoch.duncan at gmail.com
Wed Oct 12 13:02:53 CEST 2011

On 11-10-12 3:24 AM, Joshua Wiley wrote:
> Hi All,
> Apologies if this is a very naive question.  Is there a way to see the
> particular Rd file being processed right before a warning/error
> occurs?  As far as I can tell, all my .Rd files use have names and
> titles and they are unique between Rd files (sometimes in a file I use
> something like \name{foo} \title{Foo}).  I seem to be able to convert
> files to latex using: R CMD Rdconv --type=latex on all my Rd files
> without problems.
> Here is the warning and error:
> * checking PDF version of manual ... ERROR
> Rd conversion errors:
> Warning in file(con, "r") :
>    file("") only supports open = "w+" and open = "w+b": using the former
> Error : : Sections \title, and \name must exist and be unique in Rd files

It does normally list the name.  In your case, that appears to be "", 
based on the warning.

I don't know how this would come about (I don't believe "" is a legal 
filename in Windows).

If you could make a copy of the package available, I might be able to 
track this down.

Duncan Murdoch

> I am using:
> R Under development (unstable) (2011-10-11 r57214)
> Platform: x86_64-pc-mingw32/x64 (64-bit)
> on Windows 7 with Rtools 2.14 and MikTeX 2.9
> Any suggestions or pointers to manuals/documentation would be greatly
> appreciated.
> Thanks,
> Josh

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