Flutter application crashing on build on iOS.

[mishrhm]

The app is getting built by Xcode & launches with a white screen & crashes.
The only output displayed in the console is a warning from this plugin.

Launching lib/main.dart on iPhone 13 in debug mode...
Running Xcode build...
Xcode build done. 91.2s
remote notifications are not supported in the simulator
Debug service listening on ws://127.0.0.1:51859/afEFfGq37EE=/ws
Syncing files to device iPhone 13...
../../Developer/flutter/.pub-cache/hosted/pub.dartlang.org/datetime_picker_formfield-2.0.0/lib/datetime_picker_formfield.dart:306:20: Warning: Operand of null-aware operation '!' has type 'WidgetsBinding' which excludes null.

• 'WidgetsBinding' is from 'package:flutter/src/widgets/binding.dart' ('../../Developer/flutter/packages/flutter/lib/src/widgets/binding.dart').
  WidgetsBinding.instance!.addPostFrameCallback((_) {
  ^
  Lost connection to device.