Hi g hunter ,are you using sparkle in a daw? if so you need to turn off midi through on your daw to stop double notes. when your is in record mode /listen if you have in sparkle pref send midi to pads for some reason it play double notes one for the midi in and one for the vsti .
hope this helps
ARTURIA Tester for DrumBrute,spark,analog lab2,kl88,matrix12,semv,beatstep,minibrute.se,
ASC,Vcol4, Beatstep pro, VCOL5, Synclavier v.