Homebrew ROM Hack DSi "An error has occured"

[hhg]

Can someone help me how to solve this problem from my DSi i have a lot games downloaded GBA NDS SNES but no one is running please help i want to give this DSi to my son

 

[CoolMe]

Can someone help me how to solve this problem from my DSi i have a lot games downloaded GBA NDS SNES but no one is running please help i want to give this DSi to my son

But this is the "3DS" section.. Anyway, do you have Unlaunch & HiyaCFW installed? Are you using TWilightMenu++ to launch DS games?
Where does the error appears? It most likely does when you boot into Hiya's SDNAND.. Would definitely need more info on this, so we can help you better..