dart
Flutter iterable operation on empty collection
Flutter.*StateError.*Bad state: No element
Fixes
- 1.Use firstOrNull/lastOrNull instead of first/last
- 2.Check iterable.isNotEmpty before accessing elements
- 3.Use firstWhere with orElse parameter for safe lookup
flutterdartcollections
Related Errors
dart3 fixes
Flutter RenderFlex overflow
RenderFlex overflowed by .* pixels on the (right|bottom|left|top)
- •Wrap overflowing widget in Expanded or Flexible
- •Use SingleChildScrollView for scrollable content
dart3 fixes
Flutter setState called after widget dispose
setState\(\) called after dispose\(\)
- •Check 'if (mounted)' before calling setState()
- •Cancel async operations in dispose() method
dart3 fixes
Flutter platform channel method not implemented
MissingPluginException.*No implementation found for method.*on channel
- •Ensure native plugin is registered in MainActivity/AppDelegate
- •Run 'flutter clean' and rebuild the app