[ns] Help running a NS script

[Tyler Ross]

If you're using the same user under cygwin.. then it's possible that the 
execute permission wasn't set.  Just "chmod 777 nam" while in nam's 
directory in your cygwin shell.

Andrea M wrote:
> Hi, I'm really a NS beginner.
> I installed NS-allinone-2.29 by Cygwin on WindowsXP and then I downloaded
> example1.tcl from Marc Grei's tutorial pages but I have problem processing
> it.
> This is the error when I launch "ns example1a.tcl":
> 
> ns: finish: couldn't execute "nam": permission denied
>     while executing
> "exec nam out.nam &"
>     (procedure "finish" line 7)
>     invoked from within
> "finish"
> 
> Can you help me?
> 
> Sorry for my poor english.
> Andrea.
>