On Mon, 30 Mar 2009, Tyler Dean Rudolph wrote:
Hello Roger,
This certainly does shed a lot of light on the mechanism behind the error
and your code is greatly appreciated. Now for the question: did your final
line of code work??? When I tried it on my machine it took over 4 hours
without comp
On Sun, 29 Mar 2009, Tyler Dean Rudolph wrote:
As you've indicated Roger there does appear to be an error in
readShapeLines() under maptools. However I can't help but wonder why I do
not have any problems using the same command sequence for a subset of
the same data (even after updating my vers
Subsequent to Roger's suggestion I will shortly be sending a link to a
site where the shapefile
in question and it's various extensions can be downloaded as a zip file.
Any and all assistance with this problem are greatly appreciated.
Tyler
On Sat, Mar 28, 2009 at 8:04 AM, Roger Bivand wrote:
>
As you've indicated Roger there does appear to be an error in
readShapeLines() under maptools. However I can't help but wonder why I do
not have any problems using the same command sequence for a subset of
the same data (even after updating my version of sp)...? With said subset I
am able to impo
On Sat, 28 Mar 2009, Tyler Dean Rudolph wrote:
Here are the sessionInfo() and traceback() results following the failed
import. It looks like I am not using the most recent version of sp so I am
trying to figure out the terms in the call to update.package() and with the
most recent version I wil
Here are the sessionInfo() and traceback() results following the failed
import. It looks like I am not using the most recent version of sp so I am
trying to figure out the terms in the call to update.package() and with the
most recent version I will try again. The .shp file is ~30 megabytes and
t
On Fri, 27 Mar 2009, Tyler Dean Rudolph wrote:
I have no trouble importing a subset of a road network for my study area as
a shapefile into R, but when I try to import the complete network (area
equivalent to approximately 30,000 km^2), I get the following error message
(even when I split up the
I have no trouble importing a subset of a road network for my study area as
a shapefile into R, but when I try to import the complete network (area
equivalent to approximately 30,000 km^2), I get the following error message
(even when I split up the two class formats into two separate commands):
>