Issue
Tried the webui_click tutorial target
Got an error
cannot resolve class name 'ListBase' from 'ListWrapper
Using this version of Dart Editor
Dart Editor version 0.4.5_r21094
Dart SDK version 0.4.5.1_r21094
A new version [21823] is ready to install
Solution
Updated Dart Editor to latest version under Help/About Dart Editor and problem went away
Dart Editor version 0.5.0_r21823
Dart SDK version 0.5.0.1_r21823
Answered By – joemooney
Answer Checked By – David Marino (FlutterFixes Volunteer)