OW Debug - Warning
Message:    session_start(): open(/{$path_here}/php/session/sess_XXXXXX, O_RDWR) failed: Permission denied(13)
File:   /{$path_here}/ow_core/session.php
Line:   {$line_number_here}  

• Common cause: session save path and/or permissions to it are not correct
• Known to happen during: software installation. Usually followed by Failed to write session data error
• Solution: Contact your host to get assistance with setting correct session save path and/or permissions to it.