4 Finger Double Tap stops working intermittently

Describe the bug
4 finger double taps on Magic Trackpad stop working intermittently in Avid Pro Tools 12. Sometimes they start working again after I perform other BTT gestures, or after restarting BTT. All other gestures continue to work.

Affected input device (e.g. MacBook Trackpad, Magic Mouse/Trackpad, Touch Bar, etc.):
Magic Trackpad

If applicable, add screenshots to help explain your problem. (You can just paste or drag them here)

Device information:

  • Mac Mini6,2 :
  • macOS version: macOS 10.13.2
  • BetterTouchTool version: 2.605

Additional information (e.g. StackTraces, related issues, screenshots, workarounds, etc.):

Note: Before bug reporting, please make sure you have the latest version of BetterTouchTool and that you have already tried to restart your system :-). If you encounter a crash, please attach a crash log from the macOS Console.app from the "User Diagnostic Reports" section.

I got exactly same symptom. When I use Chrome, Finder or other apps, 3 finger double tap and 4 finger double tap don't work. I use Macbook Pro 16 (2019)