This is what happened when I ran Enna:

enna
[Enna] [module.c:23] Info: Plugin Directory: /usr/local/lib/enna/modules/
[Enna] [module.c:26] Info: Available Plugins:
[Enna] [module.c:29] Info: * metadata_localfiles
[Enna] [module.c:29] Info: * browser_netstreams
[Enna] [module.c:29] Info: * activity_photo
[Enna] [module.c:29] Info: * activity_video
[Enna] [module.c:29] Info: * activity_music
[Enna] [module.c:29] Info: * volume_mtab
[Enna] [module.c:29] Info: * backend_emotion
[Enna] [module.c:29] Info: * browser_shoutcast
[Enna] [module.c:29] Info: * metadata_tmdb
[Enna] [module.c:29] Info: * browser_dvd
[Enna] [module.c:29] Info: * metadata_amazon
[Enna] [module.c:29] Info: * browser_localfiles
[Enna] [module.c:29] Info: * volume_hal

• • • • • Developer Warning ***** :
          

This program is calling:

ecore_str_has_extension();

With the parameter:

str

being NULL. Please fix your program.