DLNA doesn´t work

Hello,

my problem is that my dlna doesn´t work. I can not activate it, it is gray in the background.

My ROM is: http://forum.xda-developers.com/show....php?t=2251444 (Xperia-Z-ized) i have install the sony dlna addon but it doesn´t work?

thanks for help

ps: sorry for my bad english