The compiler crashed: NoSuchMethodError: The getter 'boxedVariables' was called on null.

[dopecoder]

This tracker is for issues related to:

• dart2js

• Dart SDK Version (dart --version)

Dart SDK build number (2.17.0-165.0.dev)

• Whether you are using Windows, MacOSX, or Linux (if applicable)

Mac OS Montery 12.2.1 (21D62)

• Whether you are using Chrome, Safari, Firefox, Edge (if applicable)

 Target dart2js failed: Exception: Warning: The 'dart2js' entrypoint script is deprecated, please use 'dart compile js' instead.
           lib/app/pages/signals/application/signal-actor-bloc/signal-actor-bloc.cg.freezed.dart:5940:17:
           Internal Error: The compiler crashed when compiling this element.
             const factory _ReportInaccurateSignalFailure(SignalsFailure failure) =
                           ^
           The compiler is broken.
           
           When compiling the above element, the compiler crashed. It is not
           possible to tell if this is caused by a problem in your program or
           not. Regardless, the compiler should not crash.
           
           The Dart team would greatly appreciate if you would take a moment to
           report this problem at http://dartbug.com/new.
           
           Please include the following information:
           
           * the name and version of your operating system,
           
           * the Dart SDK build number (2.17.0-165.0.dev), and
           
           * the entire message you see here (including the full stack trace
             below as well as the source location above).
           
           The compiler crashed: NoSuchMethodError: The getter 'boxedVariables' was called on null.
           Receiver: null
           Tried calling: boxedVariables
           #0      Object.noSuchMethod (dart:core-patch/object_patch.dart:38:5)
           #1      JsKernelToElementMap.makeRecordContainer (package:compiler/src/js_model/element_map_impl.dart:1770:14)
           #2      ClosureDataBuilder.createClosureEntities.processModel (package:compiler/src/js_model/closure.dart:329:23)
           #3      ClosureDataBuilder.createClosureEntities.<anonymous closure>.<anonymous closure>
(package:compiler/src/js_model/closure.dart:389:9)
           #4      CompilerDiagnosticReporter.withCurrentElement (package:compiler/src/compiler.dart:1025:15)
           #5      ClosureDataBuilder.createClosureEntities.<anonymous closure> (package:compiler/src/js_model/closure.dart:388:17)
           #6      _LinkedHashMapMixin.forEach (dart:collection-patch/compact_hash.dart:579:13)
           #7      ClosureDataBuilder.createClosureEntities (package:compiler/src/js_model/closure.dart:387:19)
           #8      JsClosedWorldBuilder.convertClosedWorld (package:compiler/src/js_model/js_world_builder.dart:161:41)
           #9      JsBackendStrategy.createJClosedWorld (package:compiler/src/js_model/js_strategy.dart:174:52)
           #10     Compiler.closeResolution (package:compiler/src/compiler.dart:610:25)
           #11     Compiler.computeClosedWorld (package:compiler/src/compiler.dart:470:9)
           #12     Compiler.compileFromKernel.<anonymous closure>.<anonymous closure> (package:compiler/src/compiler.dart:572:17)
           #13     CompilerTask.measureSubtask (package:compiler/src/common/tasks.dart:181:35)
           #14     Compiler.compileFromKernel.<anonymous closure> (package:compiler/src/compiler.dart:571:44)
           #15     CompilerTask.measureSubtask (package:compiler/src/common/tasks.dart:181:35)
           #16     Compiler.compileFromKernel (package:compiler/src/compiler.dart:570:14)
           #17     Compiler.runInternal (package:compiler/src/compiler.dart:372:17)
           <asynchronous suspension>
           #18     main (package:compiler/src/dart2js.dart:1392:3)
           <asynchronous suspension>
           
           
[  +17 ms] Compiling lib/main.dart for the Web... (completed in 30.2s)
[   +1 ms] "flutter web" took 31,363ms.
[   +4 ms] Exception: Failed to compile application for the Web.
[        ] 
           #0      throwToolExit (package:flutter_tools/src/base/common.dart:10:3)
           #1      buildWeb (package:flutter_tools/src/web/compile.dart:81:5)
           <asynchronous suspension>
           #2      BuildWebCommand.runCommand (package:flutter_tools/src/commands/build_web.dart:112:5)
           <asynchronous suspension>
           #3      FlutterCommand.run.<anonymous closure> (package:flutter_tools/src/runner/flutter_command.dart:1165:27)
           <asynchronous suspension>
           #4      AppContext.run.<anonymous closure> (package:flutter_tools/src/base/context.dart:150:19)
           <asynchronous suspension>
           #5      CommandRunner.runCommand (package:args/command_runner.dart:209:13)
           <asynchronous suspension>
           #6      FlutterCommandRunner.runCommand.<anonymous closure> (package:flutter_tools/src/runner/flutter_command_runner.dart:281:9)
           <asynchronous suspension>
           #7      AppContext.run.<anonymous closure> (package:flutter_tools/src/base/context.dart:150:19)
           <asynchronous suspension>
           #8      FlutterCommandRunner.runCommand (package:flutter_tools/src/runner/flutter_command_runner.dart:229:5)
           <asynchronous suspension>
           #9      run.<anonymous closure>.<anonymous closure> (package:flutter_tools/runner.dart:62:9)
           <asynchronous suspension>
           #10     AppContext.run.<anonymous closure> (package:flutter_tools/src/base/context.dart:150:19)
           <asynchronous suspension>
           #11     main (package:flutter_tools/executable.dart:94:3)
           <asynchronous suspension>
           
           
[  +90 ms] ensureAnalyticsSent: 88ms
[   +1 ms] Running shutdown hooks
[        ] Shutdown hooks complete
[        ] exiting with code 1

I upgraded my packages to work with Flutter 2.10 and unable to go back to previous version without downgrading my packages.

[sigmundch]

Thanks so much for the bug report! I'm closing this issue to mark it as a duplicate of #47916 (which I saw you noticed as well).