[R-sig-Geo] RGEOS error

2014-08-27 Thread Sancta Vega
HI, Just for dissolving I use the rgeos package with "gUnaryUnion". But I get this error :" No UnaryUnion in this version of GEOS". I remove the package and install it again but I get the same error. Is it linked to my version of R or something else? Thank you in advance. [[alternative HT

Re: [R-sig-Geo] RGEOS error

2014-08-27 Thread Colin Rundel
Hi Sancta, The issue is likely occurring due to the version of the geos C library you have installed on your system. You will need to provide us with a few more detail on what operating system you are running. Additionally, if you are on a unix/linux or mac system try running `geos-config —vers

Re: [R-sig-Geo] RGEOS error

2014-08-27 Thread Baldwin, Jim -FS
When you also simultaneously post the question elsewhere (http://stackoverflow.com/questions/25531430/rgeos-error-when-using-gunaryunion), please note that to both lists. And that post has more useful information included than the post to this list: Just for dissolving I use the rgeos packa

Re: [R-sig-Geo] RGEOS error

2014-08-27 Thread Roger Bivand
On Wed, 27 Aug 2014, Sancta Vega wrote: HI, Just for dissolving I use the rgeos package with "gUnaryUnion". But I get this error :" No UnaryUnion in this version of GEOS". I remove the package and install it again but I get the same error. Is it linked to my version of R or something else? Than

[R-sig-Geo] Error with RGEOS

2014-08-27 Thread Sancta Vega
Just for dissolving I use the rgeos package with gUnaryUnion. But I get this error :No UnaryUnion in this version of GEOS. I remove the package and install it again but I get the same error. Is it linked to my version of R or something else? This my code: require("rgeos") summary(utah) #

Re: [R-sig-Geo] Error with RGEOS

2014-08-27 Thread Roger Bivand
DO NOT SEND HTML!!! DO REPLY IN-THREAD - IF YOU DO NOT; NOBODY SEEING YOUR FIRST QUESTION WILL FIND ANY RESPONSES TO YOUR SECOND QUESTION. On Wed, 27 Aug 2014, Sancta Vega wrote: Just for dissolving I use the rgeos package with gUnaryUnion. But I get this error :No UnaryUnion in this version