Re: [igraph] problems with import of Pajek .net file

[Tamas Nepusz]

Hi again,

It works for me in igraph 0.5.3 as well (R 2.11.0, igraph 0.5.3, Linux).

-- 
Tamas

On Wed, Aug 11, 2010 at 12:20:23PM +0200, Martin Tomko wrote:
> Hi All,
> I am experiencing a problem reading a pjek formatted graph (that I
> output from my own conversion script). The graph opens fine in Pajek
> itself.
> 
> I get the following error:
> Fehler in read.graph.pajek(file, ...) :
>   At type_indexededgelist.c:245 : cannot add edges, Invalid vertex id
> 
> It is a very simple graph with no fancy attributes, just :
> 
> *Vertices 8309
> 1
> 2
> 3
> 4
> 5
> 6
> ...
> *Edges
> 1 2
> 1 7044
> 10 985
> 100 1901
> ...
> 
> I have output many other .net graphs and ingested them into igraph
> without problems before, although from a different procedure and
> input, so it must be something with the new input graph data I have,
> I assume.
> 
> I made sure that the number of vertices is correct, they are
> numbered from 1, sequentially, and ordered in the output, and I also
> ordered the edges. I have no idea what could be the problem.
> Is there a way to enable more verbose debug output from igraph in R,
> so that I see which vertex number is the problem?
> 
> the two graphs are available here, if anyone wants to try...:
> http://www.geo.uzh.ch/~mtomko/myoutput.net
> http://www.geo.uzh.ch/~mtomko/pajektest.net
> 
> Thanks
> Martin
> 
> 
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