[R] 7 arguments passed to .Internal(identical) which requires 6

[Uwe Ligges]

On 11.04.2012 15:27, Prof Brian Ripley wrote:
> On 11/04/2012 14:08, R. Michael Weylandt wrote:
>> Well, obviously the interface to .Internal(identical) changed between
>> 2.13.x and 2.15 -- as, ?.Internal says: Only true R wizards should
>> even consider using this function...
>>
>> Anyways, find where you use it in your script and then we can help --
>> there's not much we can do without seeing the relevant line of code.
>
> It may not be in his code. What is odd is that R 2.15.0's identical()
> does require 6 arguments, whereas in R >= R-patched it accepts 6 or 7.

I suspect he uses a mixture of R-patched and R-release and / or R-2.13.2 
so that internal code and R code in the package does not match anymore, 
probably because some (outdated?) base package or so is also in an 
additional library on the search path.

uwe


>
> So it looks like something has been done under a later version of R, and
> the usual culprit here is an S4-using package which has captured the
> definition of identical() from a later version of R.
>
> Updating to R-patched may solve the problem.
>
>>
>> Michael
>>
>> On Wed, Apr 11, 2012 at 5:58 AM, krtek<marshalfox at mail.ru> wrote:
>>> Hello, I've just installed R-2.15.0 (I've had R 2.13.2 before it and
>>> I've
>>> deleted everything before I started to install new version).
>>>
>>> When I've tried to run my script by command "source()" I received this
>>> message:
>>> Error in source("script.R") :
>>> 7 arguments passed to .Internal(identical) which requires 6
>>>
>>> I know I should delete my $R_HOME but it contain only one string:
>>> [1] "C:/PROGRA~1/R/R-215~1.0"
>>>
>>> I don't know what's happened.
>>>
>>> Thank you!
>>>
>>> --
>>> View this message in context:
>>> http://r.789695.n4.nabble.com/7-arguments-passed-to-Internal-identical-which-requires-6-tp4548460p4548460.html
>>>
>>> Sent from the R help mailing list archive at Nabble.com.
>>>
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>>
>> ______________________________________________
>> R-help at r-project.org mailing list
>> https://stat.ethz.ch/mailman/listinfo/r-help
>> PLEASE do read the posting guide
>> http://www.R-project.org/posting-guide.html
>> and provide commented, minimal, self-contained, reproducible code.
>
>