Prior to upgrading, everything ran perfectly fine. This is the full error I have received post upgrade:

type 'DillSetterBuilder' is not a subtype of type 'SourceMemberBuilderImpl?' in type cast
#0      SourceLibraryBuilder.checkMemberConflicts.<anonymous closure> (package:front_end/src/fasta/source/source_library_builder.dart:998:22)
#1      _LinkedHashMapMixin.forEach (dart:collection-patch/compact_hash.dart:574:13)
#2      Scope.forEachLocalSetter (package:front_end/src/fasta/scope.dart:424:14)
#3      SourceLibraryBuilder.checkMemberConflicts (package:front_end/src/fasta/source/source_library_builder.dart:974:11)
#4      SourceLibraryBuilder.build (package:front_end/src/fasta/source/source_library_builder.dart:1057:5)
#5      IncrementalCompiler.compileExpression.<anonymous closure> (package:front_end/src/fasta/incremental_compiler.dart:1817:20)
#6      IncrementalCompiler.compileExpression.<anonymous closure> 
[#7-#59...]

the Dart compiler exited unexpectedly.
the Dart compiler exited unexpectedly.

CodePudding user response：

If the following command is run in cmd, the problem will be solved.

dart --enable-analytics

CodePudding user response：

I switched to the stable flutter channel by typing flutter channel stable in the terminal and that worked for me!