That was it, missed the update to 2.19. Thanks!

On Wed, 23 Nov 2016 at 10:31 Tiago de Paula Peixoto <> wrote:
On 22.11.2016 23:08, Peter Straka wrote:
> Dear community,
> so I'm running the minimize_nested_blockmodel_dl() on a high performance
> computing cluster (due to RAM limitations on my laptop). My idea was save
> the output object via pickle, transfer it to my laptop and to analyse it
> there. But I get an error unpickling the object... see below. Would anybody
> know if this can be fixed?

Are you sure you are using the same graph-tool version in both machines?


Tiago de Paula Peixoto <>
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