Edit: for a second I was about to ask for the game.bin you created so I could test it myself, but there's the whole issue of dt not patching, so..
There isn't much i can do to debug this unless i know more. I would recommend making a copy of an unmodified DT file, then patching the other. Afterwards, open them both up in HxD or another hex editor and compare them. (analyze->file-compare->compare in hxd). Something simple like damage or knockback changes.
If it truly didn't change anything, then i need to see the file your trying to patch in.. Also the folder structure of the file bein patched..or just a screenshot of the app working.
I succesfully patched the file for my melee fox mod and now I'm about to test it.
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Whenever I try to run the romfs I made in HANS, the game will never load.
Do you mean that the smash logo never stops spinning? or the game just won't load at all? Are you freezing on the CSS or when you try and load the stage? You can only test the patches in target blast, homerun contest, or the customs training room due to memory limitations on o3ds.







