Ninh

can't build project, pls fix this

1

/D:/flutter/.pub-cache/hosted/pub.dartlang.org/syncfusion_flutter_datepicker-20.1.57/lib/src/date_picker/date_picker.dart:8059:31: Error: Method 'addPostFrameCallback' cannot be called on 'SchedulerBinding?' because it is potentially null. - 'SchedulerBinding' is from 'package:flutter/src/scheduler/binding.dart' ('/D:/flutter/packages/flutter/lib/src/scheduler/binding.dart'). Try calling using ?. instead. SchedulerBinding.instance.addPostFrameCallback((_) { ^^^^^^^^^^^^^^^^^^^^ /D:/flutter/.pub-cache/hosted/pub.dartlang.org/syncfusion_flutter_datepicker-20.1.57/lib/src/date_picker/date_picker.dart:9826:31: Error:...

I got crash when load pdf file

1

**Describe the bug** i got crash when load 6MB file pdf. **To reproduce** Code snippet to reproduce the behavior: ``` var bitmap : Bitmap? = null try { val document...