[Rouge One]

I have made my Kindle Jailbreak with Kroreader on there and some how it did an update and I don’t know how it did an update with WiFi off and I was told to redo the Jailbreak:

So I was watching a YouTube video and doing the Jailbreak and I got to the part where you run the Hotfix and I keep getting an error message saying Application error and I don’t know what to do and I attached a picture what I am seeing