Bug: Crashes when output is set to Dell USB dock

[sfbaker]

App launches fine if onboard MacBook speakers are selected. Crash report attached.

Code 4.txt

[scott-stoltz]

Same here, except for me it's a TOTU dock when set to "USB Audio". Bummer, app looks cool would have liked to used it. I have. I also have a Dell K17A dock eqMac works with the USB Audio on that, but the dock doesn't work well with the display, so can use it.