[R] sink(): Cannot open file

[Jim Lemon]

Have you tried:

sink("all.Rout")
try(log("a"))
sink()

Jim

On Tue, May 10, 2016 at 9:05 PM,  <G.Maubach at weinwolf.de> wrote:
> Hi Jim,
>
> thanks for your reply.
>
> ad 1)
> "all.Rout" was created in the correct directory. It exists properly with
> correct file properties on Windows, e.g. creation date and time and file
> size information.
>
> ad 2)
> I can not access the file with Notepad.exe directly after it was created
> by R.  The error message is (translated):
>
> "Cannot access file "all.Rout". The file is opened by another process."
>
> ad 3)
> If I close R completely the file access is released. Then I can read the
> file using Notepad.exe. The contents is:
>
> Error in log("a") : non-numeric argument to mathematical function
>
> I tried
>
> close(zz)
>
> but the error persists.
>
> To me it looks like R is still accessing the file and not releasing the
> connection for other programs. close(zz) should have solved the problem
> but unfortantely it doesn't.
>
> What else could I try?
>
> Kind regards
>
> Georg
>
>
>
>
> Von:    Jim Lemon <drjimlemon at gmail.com>
> An:     G.Maubach at weinwolf.de,
> Kopie:  r-help mailing list <r-help at r-project.org>
> Datum:  10.05.2016 12:50
> Betreff:        Re: [R] sink(): Cannot open file
>
>
>
> Hi Georg,
> I don't suppose that you have:
>
> 1) checked that the file "all.Rout" exists somewhere?
>
> 2) if so, looked at the file with Notepad, perhaps?
>
> 3) let us in on the secret by pasting the contents of "all.Rout" into
> your message if it is not too big?
>
> At a guess, trying:
>
>  close(zz)
>
> might get you there.
>
> Jim
>
> On Tue, May 10, 2016 at 5:25 PM,  <G.Maubach at weinwolf.de> wrote:
>> Hi All,
>>
>> I would like to route the output to a file using sink(). When using the
>> example from the ?sink documentation:
>>
>> sink("sink-examp.txt")
>> i <- 1:10
>> outer(i, i, "*")
>> sink()
>> unlink("sink-examp.txt")
>>
>> ## capture all the output to a file.
>> zz <- file("all.Rout", open = "wt")
>> sink(zz)
>> sink(zz, type = "message")
>> try(log("a"))
>> ## back to the console
>> sink(type = "message")
>> sink()
>> file.show("all.Rout")
>>
>> I can not open the file in Windows Explorer. The error message is:
>>
>> "Cannot open file. File is in use be another proces."
>>
>> How can I close the file in a manner that I can open it right after it
> was
>> created?
>>
>> Kind regards
>>
>> Georg
>>
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>
>