Interestingly, your crash log looks exactly same as what yahwing give us:
https://www.mobileread.com/forums/sho...5&postcount=87
What is going on here? I have not changed anything on development environment: But yahwing cannot run the previous version while you can, and now you cannot run this latest version while I can in my Kindle...
What is this "kindlet.internal.security.Kindle tSecretKey" doing in the project??
They really are "Secret" with secret behavior!