[R] An empty grey diagram

David Winsemius dwinsemius at comcast.net
Sat Nov 20 05:35:03 CET 2010


On Nov 19, 2010, at 11:29 PM, Joshua Wiley wrote:

> Hi Stephen,
>
> In a session where that code returns an error, can you report the full
> results of:
>
> sessionInfo()
> capabilities()
>
> ?
>
> Josh
>
> On Fri, Nov 19, 2010 at 8:14 PM, Stephen Liu <satimis at yahoo.com>  
> wrote:
>> Hi Josh,
>>
>>
>>> with(ToothGrowth, plot(dose, len))
>>> abline(lm(len ~ dose, data = ToothGrowth))
>>
>> ToothGrowth
>> abline(lm(len ~ dose, data = ToothGrowth))
>> Error in int_abline(a = a, b = b, h = h, v = v, untf = untf, ...) :
>>  plot.new has not been called yet

On my machine when there is no open plotting window I need to issue'

quartz()   # on a windows or <other>NIX machine it would of course be  
a different command.

-- 
David.


>>
>> ToothGrowth
>> attach(ToothGrowth)
>> abline(lm(len ~ dose, data = ToothGrowth))
>> Error in int_abline(a = a, b = b, h = h, v = v, untf = untf, ...) :
>>  plot.new has not been called yet
>>
>>
>> Sorry, still fail only an empty grey background diagram displayed.
>>
>>
>> B.R.
>> Stephen L
>>
>>
>>
>> ----- Original Message ----
>> From: Joshua Wiley <jwiley.psych at gmail.com>
>> To: Stephen Liu <satimis at yahoo.com>
>> Cc: r-help at r-project.org
>> Sent: Sat, November 20, 2010 10:50:42 AM
>> Subject: Re: [R] An empty grey diagram
>>
>> Hi Stephen,
>>
>> Please try:
>>
>> with(ToothGrowth, plot(dose, len))
>> abline(lm(len ~ dose, data = ToothGrowth))
>>
>>
>> Cheers,
>>
>> Josh
>>
>> On Fri, Nov 19, 2010 at 6:44 PM, Stephen Liu <satimis at yahoo.com>  
>> wrote:
>>> Hi folks,
>>>
>>> Win7 64bit
>>> R 1.12.0
>>>
>>> I run following command on R:-
>>>
>>>> ToothGrowth
>>>> attach(ToothGrowth)
>>>> plot(dose,len)
>>>> matrics=lm(len~dose)
>>>
>>>> abline(metrics)
>>> Error in int_abline(a = a, b = b, h = h, v = v, untf = untf, ...) :
>>>  plot.new has not been called yet
>>>
>>> Only a grey diagram is displayed without content
>>>
>>>
>>>> plot(abline(metrics))
>>> Error in int_abline(a = a, b = b, h = h, v = v, untf = untf, ...) :
>>>  plot.new has not been called yet
>>>
>>> With the same result.
>>>
>>>
>>> Pls advise what does it mean?  How to rectify it?  TIA
>>>
>>>
>>> B.R.
>>> Stephen L
>>>
>>>
>>>
>>>
>>> ______________________________________________
>>> 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.
>>>
>>
>>
>>
>> --
>> Joshua Wiley
>> Ph.D. Student, Health Psychology
>> University of California, Los Angeles
>> http://www.joshuawiley.com/
>>
>>
>>
>>
>
>
>
> -- 
> Joshua Wiley
> Ph.D. Student, Health Psychology
> University of California, Los Angeles
> http://www.joshuawiley.com/
>
> ______________________________________________
> 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.

David Winsemius, MD
West Hartford, CT



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