problem with mmc start up?
 

In need of a little help!!I have done the boot from mmc from nunims blog over 8 or so months ago,up until about a month ago I noticed n770 turning on by it self? Now when I go to boot from mmc it does absolutly nothing:(Do not want to redo it and loss all my apps,is thier any fix for this?
Thanx in advance deathtaco

p.s. It will still fire up frpm flash.