bud rot

Hello, First timer here that is very nervous after i dug around on the internet and found that i may have bud rot. Most leaves that are not connected to any buds are starting to turn yellow and wither away slowly (i've heard this is normal with Autobloom) Leaves at the top bud is curled...

So this is my first grow and ive been trying really hard to keep my babies happy but i think they may be ... done :< I'm afraid that one of them has gotten bud rot :< But i am not entirely sure and im here to ask some of the more experienced growers for their wisdom and advice. I have a GSC...

Due to circumstances beyond my control, the plants I was growing outside were not harvested until very recently. A few of the plants were perfect, but other had dead leaves, and many had rotten buds and leaves. I am wondering if the plants with rotted buds are entirely useless, or if I can...