Warning: move_uploaded_file(/Users/MisaelMercedes/Sites/lessons/framework/public/img/PoweredByMacOSX.gif) [function.move-uploaded-file]: failed to open stream: Permission denied in /Users/MisaelMercedes/Sites/lessons/framework/app/controllers/game.controller.php on line 75

Warning: move_uploaded_file() [function.move-uploaded-file]: Unable to move '/private/var/tmp/php6RC9Ud' to '/Users/MisaelMercedes/Sites/lessons/framework/public/img/PoweredByMacOSX.gif' in /Users/MisaelMercedes/Sites/lessons/framework/app/controllers/game.controller.php on line 75

Mi da questi errori, e non riesco a trovare la soluzione. Tutto sembra funzionare bene ma mi da questi errori, e non mi manda niente nella cartella img. Grazie