When I open this thread I get the following error message:

• Notice: Undefined index: files_with_preview in _oga_audio_preview() (line 195 of/var/www/sites/opengameart/sites/all/modules/oga/oga.module).
• Notice: Undefined index: files_with_preview in _oga_audio_preview() (line 197 of/var/www/sites/opengameart/sites/all/modules/oga/oga.module).