Unhappy [Q] Please Help Me, Anyone!!

I tried to instal a costume mode on my tablet (itís a Xtreme Tab x81 itís a rebranded Chuwi v88) following this thread http://forum.xda-developers.com/show....php?t=2310818 http://crewrktablets.arctablet.com/?p=1499 and i got to the point where I erase the IDB and then I couldnít run (using the RKAndroidTool v1.37) now my tablet doesnít even turn on, its stuck, please PLEASE someone help me!