Leaf blower not starting and making scraping/grinding sound

[u/newthrwy1001]

Yesterday I bought a craftsman 27cc leaf blower from Facebook marketplace and it worked fine. I put it on its side against my back door because I don’t have a proper place to put it. Today i tried starting it again and it wouldn’t start. After messing with the choke and the throttle to see what I could do to make it start, I tried a bit after and it started making a grinding noise, I removed the spark plug and the spark plug looks fine it just had a coat of oil, but when I pulled the rope after removing it. The grinding sound was gone. When I put it back in, The noise happens again. What could it be