Ninjhax 2.0/Themehax not working on 9.2

So i want to install themehax on my 9.2 3ds but i can´t use ninjhax 2.0 to install it because it doesn´t boot it tells me that an error has occurred and that i need to save my things and restart the system i managed to install Themehax with Ninjhax 1.1b but when i use the Themehax mod to boot rxtools it tells me the same and i can´t use ninjhax 1.1b with themehax so if anyone can help me i would be gracef

System Version
Old 3DS 9.2.0-20U

Boot.3dsx used
Smea Ninjhax 2.0 boot.3dsx NOT...

Ninjhax 2.0/Themehax not working on 9.2