Re: [igraph] Saving in Pajek with colors with igraph

[Richard O. Legendi]

Hi Tamás,

Thanks for the note, placed a report at the link you sent me:

        https://bugs.launchpad.net/igraph/+bug/905915

All te best,
Richard
--
Richard O. Legendi
PhD Student
Eötvös Loránd University, Faculty of Informatics
Department of Programming Languages and Compilers
http://people.inf.elte.hu/legendi/

On 2011.12.17. 19:37, Tamás Nepusz wrote:
> Hi Richard,
>
> > I'm trying to figure out how do I save a simple graph in Pajek with defined 
> > color values. When I try it, I get the following error message:
> [...]
> > I guess I'm having some trivial error here, could you help me a bit?
> I think you may have stumbled upon a bug; your code is even worse on Mac OS X:
>
> > library(igraph)
> g<>  g<- graph.ring(10)
> > V(g)$color<- "red"
> > V(g)$color
>   [1] "red" "red" "red" "red" "red" "red" "red" "red" "red" "red"
> > write.graph(g, format="pajek", file="test.net")
>
>   *** caught segfault ***
> address 0x8, cause 'memory not mapped'
>
> Traceback:
>   1: .Call("R_igraph_write_graph_pajek", graph, file, PACKAGE = "igraph")
>   2: write.graph.pajek(graph, file, ...)
>   3: write.graph(g, format = "pajek", file = "test.net")
>
> Note that this is 0.6, not 0.5.x, but it looks like the bug has been around for 
> a while. Gabor will probably be able to help you with this. Can you please file 
> a bug report on https://bugs.launchpad.net/igraph?
>
> Cheers,
> Tamas
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