I just tried a movie that was just put on Amazon today, 5/1, and the movie downloaded fine.
I also have a show and got Monday to Thursday episodes, so I'm not sure what to say.
For now, Amazon is working fine for me.
For the OP, pieces of a log won't fully help Germania.
Also include location, VPN - yes or no, and 2 titles.
BTW, if it's VPN use, it's not a streamfab issue. Try either different locations or servers, or another VPN provider.
You may want to try the all fallback of renaming the cache and trying again?
Sometimes, with crashing, you may need to then fall back to a clean uninstall and install the latest version again.