[Rd] problems with plotting of graphNEL (PR#11993)

christiankuehnert at gmx.de christiankuehnert at gmx.de
Thu Aug 7 11:30:32 CEST 2008

Full_Name: Christian Kuehnert
Version: 2.7.1
OS: Windows XP
Submission from: (NULL) (


I've installed the package RBGL (and XML and Rgraphviz) and tried to follow the
examples in the RBGL-manual 


But when I try to plot the graph using e.g. 


an error message occurs: 

"Error in as.double(y): cannot coerce type 'S4' to vector of type 'double'.

Can anyone tell me what I can do to solve this problem? 
Thanks very much!

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