Don MacQueen
Lawrence Livermore National Laboratory
7000 East Ave., L-627
Livermore, CA 94550
925-423-1062
On 10/26/11 10:39 AM, "Duncan Murdoch" <murdoch.duncan at gmail.com> wrote:
>On 26/10/2011 1:11 PM, Mark Newcomb wrote:
>> I'm hoping to use R for spatial analysis. In working through examples
>>in Chapt. 4 of Applied Spatial Data Analysis with R I've come across the
>>following error in trying to plot lines with the meuse data set. The
>>text is verbatim from the book.
>>
>> > m.sl<- SpatialLines(list(Lines(list(Line(cc)))))
>> Error in Lines(list(Line(cc))) : Single ID required
>>
>> What does "Single ID required" mean?
>
>That message is coming from a contributed package, not from base R. You
>should say what package you're using, and you may need to contact the
>author or maintainer of it to get an answer.
>
>Duncan Murdoch
>
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