flutter build web failing

Warning: In index.html:81: Local variable for "serviceWorkerVersion" is deprecated. Use "{{flutter_service_worker_version}}" template token instead.
Warning: In index.html:93: "FlutterLoader.loadEntrypoint" is deprecated. Use "FlutterLoader.load" instead.
Target dart2js failed: ProcessException: Process exited abnormally with exit code 1:
../../.pub-cache/hosted/pub.dev/l10n_esperanto-2.0.9/lib/src/material.dart:14:7:
Error: The non-abstract class 'MaterialLocalizationsEo' is missing implementations for these members:
 - MaterialLocalizations.clearButtonTooltip
 - MaterialLocalizations.selectedDateLabel
class MaterialLocalizationsEo extends GlobalMaterialLocalizations {
      ^^^^^^^^^^^^^^^^^^^^^^^
../FLUTTER/flutter/packages/flutter/lib/src/material/material_localizations.dart:36:14:
Info: 'MaterialLocalizations.clearButtonTooltip' is defined here.
  String get clearButtonTooltip;
             ^^^^^^^^^^^^^^^^^^
../FLUTTER/flutter/packages/flutter/lib/src/material/material_localizations.dart:187:14:
Info: 'MaterialLocalizations.selectedDateLabel' is defined here.
  String get selectedDateLabel;
             ^^^^^^^^^^^^^^^^^
../../.pub-cache/git/Flutter-Neumorphic-07f44e0ae36cf68452ed65f0516352da262c9814/lib/src/widget/container.dart:121:69:
Error: The getter 'bodyText2' isn't defined for the class 'TextTheme'.
 - 'TextTheme' is from 'package:flutter/src/material/text_theme.dart' ('../FLUTTER/flutter/packages/flutter/lib/src/material/text_theme.dart').
      style: this.textStyle ?? material.Theme.of(context).textTheme.bodyText2!,
                                                                    ^^^^^^^^^
Error: Compilation failed.
  Command: /home/fred/workspace/FLUTTER/flutter/bin/cache/dart-sdk/bin/dart --disable-dart-dev
  /home/fred/workspace/FLUTTER/flutter/bin/cache/dart-sdk/bin/snapshots/dart2js.dart.snapshot
  --platform-binaries=/home/fred/workspace/FLUTTER/flutter/bin/cache/flutter_web_sdk/kernel --invoker=flutter_tool -Ddart.vm.product=true
  -DFLUTTER_WEB_CANVASKIT_URL=https://www.gstatic.com/flutter-canvaskit/f6344b75dcf861d8bf1f1322780b8811f982e31a/ -DFLUTTER_WEB_AUTO_DETECT=true
  --native-null-assertions --no-source-maps -o /home/fred/workspace/ginkgo/.dart_tool/flutter_build/24169680f6f87312b7c4a415d251c683/app.dill
  --packages=.dart_tool/package_config.json --cfe-only /home/fred/workspace/ginkgo/.dart_tool/flutter_build/24169680f6f87312b7c4a415d251c683/main.dart
#0      RunResult.throwException (package:flutter_tools/src/base/process.dart:125:5)
#1      _DefaultProcessUtils.run (package:flutter_tools/src/base/process.dart:321:19)
<asynchronous suspension>
#2      Dart2JSTarget.build (package:flutter_tools/src/build_system/targets/web.dart:193:5)
<asynchronous suspension>
#3      _BuildInstance._invokeInternal (package:flutter_tools/src/build_system/build_system.dart:875:9)
<asynchronous suspension>
#4      Future.wait.<anonymous closure> (dart:async/future.dart:524:21)
<asynchronous suspension>
#5      _BuildInstance.invokeTarget (package:flutter_tools/src/build_system/build_system.dart:813:32)
<asynchronous suspension>
#6      Future.wait.<anonymous closure> (dart:async/future.dart:524:21)
<asynchronous suspension>
#7      _BuildInstance.invokeTarget (package:flutter_tools/src/build_system/build_system.dart:813:32)
<asynchronous suspension>
#8      FlutterBuildSystem.build (package:flutter_tools/src/build_system/build_system.dart:642:16)
<asynchronous suspension>
#9      WebBuilder.buildWeb (package:flutter_tools/src/web/compile.dart:92:34)
<asynchronous suspension>
#10     BuildWebCommand.runCommand (package:flutter_tools/src/commands/build_web.dart:230:5)
<asynchronous suspension>
#11     FlutterCommand.run.<anonymous closure> (package:flutter_tools/src/runner/flutter_command.dart:1394:27)
<asynchronous suspension>
#12     AppContext.run.<anonymous closure> (package:flutter_tools/src/base/context.dart:153:19)
<asynchronous suspension>
#13     CommandRunner.runCommand (package:args/command_runner.dart:212:13)
<asynchronous suspension>
#14     FlutterCommandRunner.runCommand.<anonymous closure> (package:flutter_tools/src/runner/flutter_command_runner.dart:372:9)
<asynchronous suspension>
#15     AppContext.run.<anonymous closure> (package:flutter_tools/src/base/context.dart:153:19)
<asynchronous suspension>
#16     FlutterCommandRunner.runCommand (package:flutter_tools/src/runner/flutter_command_runner.dart:308:5)
<asynchronous suspension>
#17     run.<anonymous closure>.<anonymous closure> (package:flutter_tools/runner.dart:130:9)
<asynchronous suspension>
#18     AppContext.run.<anonymous closure> (package:flutter_tools/src/base/context.dart:153:19)
<asynchronous suspension>
#19     main (package:flutter_tools/executable.dart:93:3)
<asynchronous suspension>

Compiling lib/main.dart for the Web...                             33,7s
Error: Failed to compile application for the Web.
Edited May 15, 2024 by Fred