我有新设置的颤音，但是示例应用程序没有编译。Flutter Doctor还显示一切都正确设置了。
以下是错误：
Launching lib/main.dart on HTC Desire 820G PLUS dual sim in debug mode...
Initializing gradle... 1.1s
Resolving dependencies... 2.0s
Unhandled exception:
Crash when compiling package:hello_world/main.dart,
at character offset null:
null:4314624: indicated size does not match file size at
#0 BinaryBuilder.fail (package:kernel/binary/ast_from_binary.dart:98:5)
#1 BinaryBuilder._indexComponents (package:kernel/binary/ast_from_binary.dart:425:15)
#2 BinaryBuilder.readComponent (package:kernel/binary/ast_from_binary.dart:453:36)
#3 ProcessedOptions.loadComponent (package:front_end/src/base/processed_options.dart:391:10)
#4 ProcessedOptions.loadSdkSummary (package:front_end/src/base/processed_options.dart:329:32)
<asynchronous suspension>
#5 generateKernelInternal.<anonymous closure> (package:front_end/src/kernel_generator_impl.dart:71:36)
<asynchronous suspension>
#6 withCrashReporting (package:front_end/src/fasta/crash.dart:122:24)
<asynchronous suspension>
#7 generateKernelInternal (package:front_end/src/kernel_generator_impl.dart:58:10)
<asynchronous suspension>
#8 kernelForProgram.<anonymous closure> (package:front_end/src/api_prototype/kernel_generator.dart:48:28)
<asynchronous suspension>
#9 CompilerContext.runWithOptions.<anonymous closure> (package:front_end/src/fasta/compiler_context.dart:134:20)
<asynchronous suspension>
#10 CompilerContext.runInContext.<anonymous closure>.<anonymous closure> (package:front_end/src/fasta/compiler_context.dart:122:46)
#11 new Future.sync (dart:async/future.dart:224:31)
#12 CompilerContext.runInContext.<anonymous closure> (package:front_end/src/fasta/compiler_context.dart:122:19)
#13 _rootRun (dart:async/zone.dart:1124:13)
#14 _CustomZone.run (dart:async/zone.dart:1021:19)
#15 _runZoned (dart:async/zone.dart:1516:10)
#16 runZoned (dart:async/zone.dart:1463:12)
#17 CompilerContext.runInContext (package:front_end/src/fasta/compiler_context.dart:121:12)
#18 CompilerContext.runWithOptions (package:front_end/src/fasta/compiler_context.dart:132:10)
#19 kernelForProgram (package:front_end/src/api_prototype/kernel_generator.dart:47:32)
<asynchronous suspension>
#20 compileToKernel (package:vm/kernel_front_end.dart:309:27)
<asynchronous suspension>
#21 FrontendCompiler.compile.<anonymous closure> (package:vm/frontend_server.dart:359:56)
#22 new Future.<anonymous closure> (dart:async/future.dart:176:37)
#23 _rootRun (dart:async/zone.dart:1120:38)
#24 _CustomZone.run (dart:async/zone.dart:1021:19)
#25 _CustomZone.runGuarded (dart:async/zone.dart:923:7)
#26 _CustomZone.bindCallbackGuarded.<anonymous closure> (dart:async/zone.dart:963:23)
#27 _rootRun (dart:async/zone.dart:1124:13)
#28 _CustomZone.run (dart:async/zone.dart:1021:19)
#29 _CustomZone.bindCallback.<anonymous closure> (dart:async/zone.dart:947:23)
#30 Timer._createTimer.<anonymous closure> (dart:async-patch/timer_patch.dart:21:15)
#31 _Timer._runTimers (dart:isolate-patch/timer_impl.dart:382:19)
#32 _Timer._handleMessage (dart:isolate-patch/timer_impl.dart:416:5)
#33 _RawReceivePortImpl._handleMessage (dart:isolate-patch/isolate_patch.dart:172:12)
#0 BinaryBuilder.fail (package:kernel/binary/ast_from_binary.dart:98:5)
#1 BinaryBuilder._indexComponents (package:kernel/binary/ast_from_binary.dart:425:15)
#2 BinaryBuilder.readComponent (package:kernel/binary/ast_from_binary.dart:453:36)
#3 ProcessedOptions.loadComponent (package:front_end/src/base/processed_options.dart:391:10)
#4 ProcessedOptions.loadSdkSummary (package:front_end/src/base/processed_options.dart:329:32)
<asynchronous suspension>
#5 generateKernelInternal.<anonymous closure> (package:front_end/src/kernel_generator_impl.dart:71:36)
<asynchronous suspension>
#6 withCrashReporting (package:front_end/src/fasta/crash.dart:122:24)
<asynchronous suspension>
#7 generateKernelInternal (package:front_end/src/kernel_generator_impl.dart:58:10)
<asynchronous suspension>
#8 kernelForProgram.<anonymous closure> (package:front_end/src/api_prototype/kernel_generator.dart:48:28)
<asynchronous suspension>
#9 CompilerContext.runWithOptions.<anonymous closure> (package:front_end/src/fasta/compiler_context.dart:134:20)
<asynchronous suspension>
#10 CompilerContext.runInContext.<anonymous closure>.<anonymous closure> (package:front_end/src/fasta/compiler_context.dart:122:46)
#11 new Future.sync (dart:async/future.dart:224:31)
#12 CompilerContext.runInContext.<anonymous closure> (package:front_end/src/fasta/compiler_context.dart:122:19)
#13 _rootRun (dart:async/zone.dart:1124:13)
#14 _CustomZone.run (dart:async/zone.dart:1021:19)
#15 _runZoned (dart:async/zone.dart:1516:10)
#16 runZoned (dart:async/zone.dart:1463:12)
#17 CompilerContext.runInContext (package:front_end/src/fasta/compiler_context.dart:121:12)
#18 CompilerContext.runWithOptions (package:front_end/src/fasta/compiler_context.dart:132:10)
#19 kernelForProgram (package:front_end/src/api_prototype/kernel_generator.dart:47:32)
<asynchronous suspension>
#20 compileToKernel (package:vm/kernel_front_end.dart:309:27)
<asynchronous suspension>
#21 FrontendCompiler.compile.<anonymous closure> (package:vm/frontend_server.dart:359:56)
#22 new Future.<anonymous closure> (dart:async/future.dart:176:37)
#23 _rootRun (dart:async/zone.dart:1120:38)
#24 _CustomZone.run (dart:async/zone.dart:1021:19)
#25 _CustomZone.runGuarded (dart:async/zone.dart:923:7)
#26 _CustomZone.bindCallbackGuarded.<anonymous closure> (dart:async/zone.dart:963:23)
#27 _rootRun (dart:async/zone.dart:1124:13)
#28 _CustomZone.run (dart:async/zone.dart:1021:19)
#29 _CustomZone.bindCallback.<anonymous closure> (dart:async/zone.dart:947:23)
#30 Timer._createTimer.<anonymous closure> (dart:async-patch/timer_patch.dart:21:15)
#31 _Timer._runTimers (dart:isolate-patch/timer_impl.dart:382:19)
#32 _Timer._handleMessage (dart:isolate-patch/timer_impl.dart:416:5)
#33 _RawReceivePortImpl._handleMessage (dart:isolate-patch/isolate_patch.dart:172:12)
Compiler failed on /home/sagar/Documents/aviabird/hello_world/lib/main.dart
FAILURE: Build failed with an exception.
* Where:
Script '/home/sagar/development/flutter/packages/flutter_tools/gradle/flutter.gradle' line: 665
* What went wrong:
Execution failed for task ':app:compileflutterBuildDebugArm'.
> Process 'command '/home/sagar/development/flutter/bin/flutter'' finished with non-zero exit value 1
* Try:
Run with --stacktrace option to get the stack trace. Run with --info or --debug option to get more log output. Run with --scan to get full insights.
* Get more help at https://help.gradle.org
BUILD FAILED in 2s
Running Gradle task 'assembleDebug'...
Running Gradle task 'assembleDebug'... Done 3.0s
Gradle task assembleDebug failed with exit code 1
扑打医生输出：
[✓]颤音(频道稳定，v1.7.8 hotfix.4，在linux，linux，locale en_in( •Flutter版本1.7.8 HotFix.4 AT/Home/Home/Sagar/Development/Flutter •框架修订版20E59316B8(2周前(，2019-07-18 20:04:33 -0700 •发动机修订费001C93F •DART版本2.4.0
[✓] Android工具链 - 为Android设备开发(Android SDK版本29.0.1( •at/home/sagar/android/sdk Android SDK •Android NDK位置未配置(可选；可用于本机分析支持( •平台Android-29，Build-Tools 29.0.1 •java二进制：/home/home/sagar/development/android-studio/jre/bin/java •Java版本OpenJDK运行时环境(构建1.8.0_152-REELEES-1343-B16-532322( •接受所有Android许可证。
[✓] Android Studio(版本3.4( •/home/sagar/development/android-studio at Android Studio •Flutter插件版本38.1.1 •DART插件版本183.6270 •Java版本OpenJDK运行时环境(构建1.8.0_152-REELEES-1343-B16-5323222(
[✓] VS代码(版本1.36.1( •/usr/share/code vs代码 •Flutter Extension版本3.3.0
[✓]连接的设备(1个可用( •192.168.56.101：5555•192.168.56.101：5555•Android-X86•Android 7.1.1(API 25(
•找不到问题！
似乎打破了flutter安装的缓存文件夹。
您可以在终端命令行中的下面执行步骤：
rm -rf /Users/XXX/flutter/bin/cache(xxx是mac用户(
flutter doctor -v
flutter run --release
p/s：链接
只是有类似的问题。就我而言，其中一种类型是进口。而不是" f＆quot"如果导入文件，则为一个。只需仔细检查所有进口(情况，空间，下划线等(即可。