Re: [igraph] stack imbalance warning in R's igraph 0.6.5

[Diego Diez]

Found a way to solve the problem although I do not yet know the reason
why it was happening. Somehow the R data files (Rda) containing the
graph were corrupted at some point. However they would work fine with
igraph0...

Diego

On Wed, Mar 27, 2013 at 4:51 PM, Diego Diez <address@hidden> wrote:
> Hello list,
>
> I am trying to move a project from igraph0 to igraph but I am getting
> the following warning when computing a decompose.graph() with igraph,
> which was not showing before with igraph0:
>
>> ppi
> IGRAPH UNW- 3703 7287 --
> + attr: info (g/x), name (v/c), label (v/c), exp_sys (e/c), exp_sys_type
>   (e/c), pubmed_id (e/c), weight (e/n)
>> decompose.graph(ppi)->dg
> Warning: stack imbalance in '.Call', 11 then 12
> Warning: stack imbalance in '{', 8 then 9
> Warning: stack imbalance in '<-', 2 then 3
>
> Not getting this error when testing with small graphs (e.g. with
> barabasi.game()) and deleting some nodes to generate unconnected
> graphs.
>
> Worth mention it does not happen only with decompose.graph(). E.g.:
>
>> ppi
> IGRAPH UNW- 3703 7287 --
> + attr: info (g/x), name (v/c), label (v/c), exp_sys (e/c), exp_sys_type
>   (e/c), pubmed_id (e/c), weight (e/n)
>> head(V(ppi))
> Vertex sequence:
> [1] "19262" "51792" "18538" "56210" "66682" "27096"
>> head(V(ppi)$name)
> [1] "19262" "51792" "18538" "56210" "66682" "27096"
>
>> length(eg_list)
> [1] 2257
>> length(eg_list[eg_list %in% V(ppi)$name])
> [1] 2257
>>induced.subgraph(ppi, eg_list)
> Warning: stack imbalance in '.Call', 11 then 12
> Warning: stack imbalance in '<-', 9 then 10
> Warning: stack imbalance in '{', 6 then 7
> IGRAPH UNW- 2257 3242 --
> + attr: info (g/x), name (v/c), label (v/c), exp_sys (e/c), exp_sys_type
>   (e/c), pubmed_id (e/c), weight (e/n)
>
> Not sure what could be the source of this warning. Should I be
> concerned about it?
>
> Thank you,
> Diego
>
>
>> sessionInfo()
> R version 2.15.3 Patched (2013-03-03 r62117)
> Platform: x86_64-apple-darwin9.8.0/x86_64 (64-bit)
>
> locale:
> [1] en_US.UTF-8/en_US.UTF-8/en_US.UTF-8/C/en_US.UTF-8/en_US.UTF-8
>
> attached base packages:
> [1] graphics  grDevices utils     datasets  stats     methods   base
>
> other attached packages:
> [1] rTRM_0.9.1      RSQLite_0.11.2  DBI_0.2-5       igraph_0.6.5-1
> [5] ggplot2_0.9.3.1
>
> loaded via a namespace (and not attached):
>  [1] colorspace_1.2-1   dichromat_2.0-0    digest_0.6.3       grid_2.15.3
>  [5] gtable_0.1.2       labeling_0.1       MASS_7.3-23        munsell_0.4
>  [9] plyr_1.8           proto_0.3-10       RColorBrewer_1.0-5 reshape2_1.2.2
> [13] scales_0.2.3       stringr_0.6.2      tools_2.15.3