1. Feedback
  2. Flutter
  3. 28848

Welcome to the Flutter feedback portal. We’re happy you’re here! If you have feedback on how to improve the Flutter, we’d love to hear it!

  • Check out the features or bugs others have reported and vote on your favorites. Feedback will be prioritized based on popularity.
  • If you have feedback that’s not listed yet, submit your own.

Thanks for joining our community and helping improve Syncfusion products!

1
Vote

null exception error onChartTouchInteractionDown

onChartTouchInteractionDown and 

onChartTouchInteractionUp create a null exception error in chart_base.dart line 2177 

final Offset position = _touchPosition!;

code:

https://github.com/fengbers/onchart_click-1