Long time cannot create new project

[green-ear-rabbit]

I have install the newest version of rosr package. I used addin->rosr-> and select some items I need, e.g., posters and slides. But it's about 40 minute it still running. It also show me like this

Listening on http://127.0.0.1:4452
Warning: Error in nchar: invalid multibyte string, element 1
[No stack trace available]

I don't know if it is an internet problem?