Cannot find addon dependency

Exception of type 'blah blah blah ...' was thrown

Error not listed? If has something to do with Twitch, the section below is the prescribed method to fix it reliably. And yes you might have to do it alot because Twitch is that broken.

How To Fix It

1. uninstall twitch completely
2. use your favorite tool to do a registry sweep and junk file removal, I recommend https://privazer.com
3. reboot
4. install twitch fresh from https://twitch.tv/downloads
5. install the pack

Twitch pack won't load

https://www.minecraftforum.net/forums/support/java-edition-support/2985317-attempting-to-launch-minecraft-using-twitchs

Notes

You may add to this wiki to help others where you have failed or succeeded.