The Dsi Binaries Are Missing Please Obtain A Clean Rom ((better)) -

: Ensure TWiLight Menu++ and nds-bootstrap are updated to their latest versions via Universal-Updater or their respective GitHub pages.

After switching, restart the ROM.

Once you have a verified clean ROM:

That message — — typically appears when using Nintendo DS emulators (like DeSmuME or MelonDS) or certain flashcart firmware. The Dsi Binaries Are Missing Please Obtain A Clean Rom