unique limited to 536870912

Could it be that you are running on a 32-bit version of R?  536870912
* 4 = 2GB if those were integers which would use up all of memory.
You never did show what your error message was or what system you were
using.

Hi
I am using R with igraph to analyze an edgelist that is greater than the said amount. Does anyone know a way around this?

Thanks
Inder

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Jim Holtman
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What is the problem that you are trying to solve?