File manager wont work

[DataMind]

Hey all

I just installed oscom and clicked tools -> files in my admin console and i got this:

 

Warning: dir(/home/..../www/): failed to open dir: Permission denied in /home/..../www/admin/file_manager.php on line 178

 

Fatal error: Call to a member function on a non-object in /home/..../www/admin/file_manager.php on line 179

 

Can u help me fix it? i cant edit anything without it.