So I randomized a Pokemon Black ROM but am unable to play it on my 3DS/DSi using the R4. The most probable cause I could decipher is that the Randomized ROM is less in size than the Unrandomized/Clean one (Pokemon Black Clean 262MB, Randomized 191MB; Pokemon Black 2 Clean 524MB, Randomized...
So I recently found my DSi R4 lying around. I decided to give it a shot on the 3DS and was delighted it still works.
Then I decided to randomize a NDS Pokemon ROM and play it on the 3DS. But everytime I try to load it, I get errcode=-4. Unrandomized ROM works perfectly fine.
Also TWLoader...