[Rd] social network bug! (PR#6729)

[comet at ewha.ac.kr]

Full_Name: Yoon, hye sung
Version: 1.8.1
OS: window
Submission from: (NULL) (203.255.177.155)


> library(sna)
Warning message: 
package sna was built under R version 1.9.0 
> 

What's this message mean?