Try this http://www.minecraftforum.net/…changer-v031-open-source/
Use it to change the bad block to a dirt block or something.
Going through the same exact thing. - Im gonna try this open source thing.
I am not a scripter or modder, pure fucking retard when it comes to modding.
My hands cant stop shaking and my brain is going a thousand miles a second....
I am a complete ass for not backing up my world before any tiny little change.