All of us maqueros have ever had a problem emptying the recycle bin, and after a long time it happened again yesterday with a file that resisted traditional methods, but could not do it to Trash It!
This very simple application all it does is empty the trash forcing you to delete the files, and for this it uses arts such as changing their permissions in order to erase them in a way that Mac OS X cannot with its standard procedure, solving such blocking problems.
For my part, it is already essential for these cases, and for yours it gives me that it will be soon.
Download | Trash it