Originally Posted by kaswistry
I managed to solve my problem. I was ready to give-up when I remembered that prior to this, I was trying YifanLu's screensaver hack and installed that one. I didn't remember uninstalling it so I did and what do you know, it worked. So I now have my stock screensaver back. I'm going to try the custom screensavers and see if it works now.
So yeah, if it freezes on the last thing you were viewing (be it a page of the book or the library), ask yourself if you installed other packages.
At least in my case, I haven't tried YifanLu's hack on my PW. Used to use it on my Kindle Keyboard.