flutter - 我该如何解决这个 Viewport.dart 问题？

Question

当我尝试运行项目时，总是向我展示这个问题。我不知道为什么我会遇到这个问题。如果有人知道，或者任何解决问题的方法 - 请告诉我。我该如何解决这个问题。

当我尝试运行项目时，总是向我展示这个问题。我不知道为什么我会遇到这个问题。

如果有人知道，或者任何解决问题的方法 - 请告诉我。

我该如何解决这个问题。

   Launching lib\main.dart on vivo 1820 in debug mode...
    lib\main.dart:1
    : Error: Expected ';' after this.
    ../…/rendering/viewport.dart:1375
                    ErrorSummary('Vertical viewport was given unbounded height.'),
                                                                                ^
    : Error: Expected an identifier, but got ','.
    ../…/rendering/viewport.dart:1375
    Try inserting an identifier before ','.
                    ErrorSummary('Vertical viewport was given unbounded height.'),
                                                                                 ^
    : Error: Expected ';' after this.
    ../…/rendering/viewport.dart:1375
                    ErrorSummary('Vertical viewport was given unbounded height.'),
                                                                                 ^
    : Error: Unexpected token ','.
    ../…/rendering/viewport.dart:1375
                    ErrorSummary('Vertical viewport was given unbounded height.'),
                                                                                 ^
    
    : Error: Expected ';' after this.
    ../…/rendering/viewport.dart:1381
                    ),
                    ^
    : Error: Expected an identifier, but got ','.
    ../…/rendering/viewport.dart:1381
    Try inserting an identifier before ','.
                    ),
    : Error: Expected an identifier, but got ','.
    ../…/rendering/viewport.dart:1381
    Try inserting an identifier before ','.
                    ),
                     ^
    : Error: Expected ';' after this.
    ../…/rendering/viewport.dart:1381
                    ),
                     ^
    : Error: Unexpected token ','.
    ../…/rendering/viewport.dart:1381
                    ),
                     ^
    3
    
    FAILURE: Build failed with an exception.
    
    * Where:
    Script 'C:\Users\ramja\Documents\DartConfig\flutterSDK\flutter\packages\flutter_tools\gradle\flutter.gradle' line: 1005
    
    * What went wrong:
    Execution failed for task ':app:compileFlutterBuildDebug'.
    > Process 'command 'C:\Users\ramja\Documents\DartConfig\flutterSDK\flutter\bin\flutter.bat'' 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 2m 0s
    Exception: Gradle task assembleDebug failed with exit code 1
    Exited (sigterm)

标签： flutter

Answer 1

使用;代替,

 ErrorSummary('Vertical viewport was given unbounded height.');