mobile

yesterday first time i visited this site.. with the help of this link ( http://forum.xda-developers.com/show....php?t=2794268 ) i rooted my samsung galaxy s duos (gt-s7562). in the process an error occured and its failed to root my phone.
the problem is that when i am turning my phone on a massege appers that error occured and try again vis recovery mode or via kies.
friends i need your help...plz help me :( :(