Omg yur a genius bruv! I wasnt ignoring it I only spotted it now I had wifi issues so I couldnt see my thread. The theme thing fixed it!! #Geniues!
https://gbatemp.net/threads/autoboot-rxtools-questions.408076/page-2#post-5925284Link? I have the same problem.
Have you tried simply holding L (or was it R?) when rxtools is booting to skip booting themehax a second time to get into emunand?
From there you can simply change your emunand's theme to remove themehax from the emunand section.