1. It's the generic error message saying an error has occurred turn it on and off again on a black screen.
2. I didn't purchase a microSD with my DSTwo I got an 32gb scandisk off amazon when it was on sale. I have another microSD somewhere I can dig up and try I guess.
I recently updated my 3DS to 6.2.0-12U for the streetpass relay station and wanted to use my flashcart again but it doesn't seem to update and gives me an error message when I load it.
I downloaded the EOS from the big click to download and v1.23 firmware from...