Piano Roll editor is placing a mute black line

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Im using the piano roll editor and its been working but now it only places a black line that plays no sound??
i fixed ths somehow?
nevermind the problem persists
nevermind its the green bar at the bottom sorry for noobness
Np - read more about 'the green bar' aka Velocity-settings Here:
https://lmms.io/wiki/index.php?title=Pi ... 26_Panning