There seems to be very few games left at this point that still do this, but the DSTT has always had one or two games that won't load that work on other systems.
Whether it needs an ARM 7 patch or not I'm not sure. I know I got a reliable copy of it, too, so it can't be that...
Eh, I have the 360 version to hold me over until I fix it, though, so yay!