Blocker/Critical: These are errors that we've encountered multiple times but can't find a way to reproduce

[jwfunk]

Moving habits around in the settings tab will produce an error Reference.set failed: First argument contains undefined in property 'users.81955841.settings.habitOrder.0'

[jwfunk]

Each time I click on something, an error is displayed covering the entire app screen.

After Clicking Login:
undefined in not an object (evaluating 'RCTAlertManager.alerWithArgs'

After Clicking A Habit:
console.error: "fontFamily "AvenirNext-Bold" is not a system font and has not been loaded through Font.loadAsync

After Moving a Habit in Settings:
console.error: "fontFamily "AvenirNext-Bold" is not a system font and has not been loaded through Font.loadAsync

Clicking on a Date:
console.error: "fontFamily "AvenirNext-Bold" is not a system font and has not been loaded through Font.loadAsync

Startup:
console.error: "fontFamily "AvenirNext-Bold" is not a system font and has not been loaded through Font.loadAsync

[sampocs]

Are you on Android or iOS?