[erlang-questions] run_erl: Could not open pty master

[Tamas.Cseke]

Hi,

We can start run_erl only with root user (it seems we have a permission 
problem otherwise)

R15B02

Here is strace output
http://pastebin.com/Vp3gcaNH

After a lot of debugging it seems grantpt is failing.
Any idea is appreciated.

Thanks,
Tamas