我有一个BottomNavigationBar的5菜单。当我从一个切换到另一个时,有时我会收到这样的错误消息
E/flutter (13314): [ERROR:flutter/lib/ui/ui_dart_state.cc(157)] Unhandled Exception: setState() called after dispose(): _PromoProductState#a00c8(lifecycle state: defunct, not mounted)
E/flutter (13314): This error happens if you call setState()
目前我使用的是带有Flutter插件的Android Studio。而且我在仅有的iOS模拟器上运行app也没有任何问题。尽管如此,我还是想添加额外的模拟器来测试不同的屏幕大小。敬请指教。
% flutter doctor
Doctor summary (to see all details, run flutter doctor -v):
[✓] Flutter (Channel stable, v1.12.13+hotfix.5, on Mac OS X 10.15.2 19C57, locale en-UA)
[✓] Android toolchain - develop for An