What's wrong with this program ?

What's wrong with this program from - http ://pobdl.codeplex.com

I got this when I tried to run it -

 

  Category: Resolved Security RisksDate & Time,Risk,Activity,Status,Recommended Action,

Path - Filename8/08/2011 9:33 PM,High,pobdl.exe (pobdl.exe)

detected by SONAR,Quarantined,Resolved - No Action Required.


This program is a Youtube downloader.

Norton deletes it from my computer ?

 

[Edit: Removed the hyperlink to potentially malicious site to conform with Participation Guidelines and Terms of Service]