forgotten forrest ,read description

alright, the story for this is that ,i have been working on a picture called rainbow mainiac ,but my drawing program gimp fucked up and i was a afraid i was going to lose this, so i saved the unfinished baground (i havent drawn the ground good enough) ,but i cant save the rest of the image because its in diffrent layers, and in witch one of them is lineart, wich would fuck everything even more up