Slider knob not saving image icon

Have noticed that slider will not retain icons properly on Touch Bar. In third screenshot, the icon for "knob icon" is placed in the area for left icon

  • Type of Mac: 2016 MBP
  • macOS version: 10.14.4 beta (18E184e)
  • BetterTouchTool version: 2.713

Thanks for reporting, should be fixed in 2.714!