Fatal error : Default skin not found

I´m trying to install, and when I try to access the home page ..

GHengeveld	#33079 2012-02-08 12:12
Team Thanked: 52 kez	$cfg['defaultskin'] must be the name of one of the folders in ./skins, so not ./skins itself. It should be "sed-light" in this case. $cfg['defaulttheme'] must be the name of a .css file within the folder defined in $cfg['defaultskin']. "default" usually works. Neither of these fields should contain slashes or dots.