https://github.com/pauldemarco/flutter_blue/issues/140
https://github.com/flutter/flutter/issues/16846
https://github.com/flutter/flutter/issues/26413
https://github.com/flutter/flutter/issues/21925
https://github.com/flutter/engine/pull/6396
https://github.com/flutter/flutter/issues/23904
大家都碰到了,
试试
https://pub.dartlang.org/packages/flutter_isolate