I suggest reinstalling it. Sometimes it doesn't install properly, and this might help.
Or you can get a way better IIDX simulator than BM-6-second-wide-Just-Great-attack-window-DX.
I suggest SSRMAX if you can find it.
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-Sir "O"
There's a little yellow bird on my avatar. (Brawl FC: 4640-1720-6690)