Hi i install and created my Centovacast Radio Site.
When i want to Start the site to be abble to stream from it, i have error: 
Log does not exist; this often (although not always) indicates a permissions/ownership error.  Consult the Centova Cast knowledge base.

I need some help please.

this might help:

http://forums.centova.com/index.php?topic=36.0