BTT send shortcut ( command + [ ) to Safari results in error message

Describe the bug
In Mojave, BTT send shortcut ( command + [ ) to Safari produces an error message "This webpage was reloaded because a problem occurred."

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


Device information:

  • Type of Mac: MacBook Pro late 2013
  • macOS version: 10.14
  • BetterTouchTool version: 2.645 (954)

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 from the "User Diagnostic Reports" section.