Null Safety App not runnable on Flutter 3.0 - flutter

I've a Flutter app, that was running properly on Flutter 3.0, but after migrating to Null Safety, I receive this while trying to run:
FAILURE: Build failed with an exception.
* Where:
Script 'C:\apps\flutter\flutter\packages\flutter_tools\gradle\flutter.gradle' line: 1156
* What went wrong:
Execution failed for task ':app:compileFlutterBuildDebug'.
> Process 'command 'C:\apps\flutter\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 29s
Exception: Gradle task assembleDebug failed with exit code 1


Go to pubspec.yaml file, try doing Packages get | Pub get, and then build the project again.

Related

When I try to run the sample code app on the Android emulator to do flutter with vscode, I get an error

FAILURE: Build failed with an exception.
* Where:
Script 'C:\Users\inubo\Downloads\flutter_windows_3.3.7-stable\flutter\packages\flutter_tools\gradle\flutter.gradle' line: 1165
* What went wrong:
Execution failed for task ':app:compileFlutterBuildDebug'.
> Process 'command 'C:\Users\inubo\Downloads\flutter_windows_3.3.7-stable\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 5s
Exception: Gradle task assembleDebug failed with exit code 1
I tried to flutter with vscode to produce an app and it worked until setup, but when I finally try to debug the sample code app in the Android emulator, I get an error. Debugging with Edge and Chrome is successful.
flutter clean
flutter pub get
Remove pubspec.look
I tried, but these did not work.

flutter: error after pub add path_provider

im getting an error after only installing path_provider with
flutter pub add path_provider
error
FAILURE: Build failed with an exception.
* Where:
Script '/opt/homebrew/Caskroom/flutter/3.0.2/flutter/packages/flutter_tools/gradle/flutter.gradle' line: 1156
* What went wrong:
Execution failed for task ':app:compileFlutterBuildDebug'.
> Process 'command '/opt/homebrew/Caskroom/flutter/3.0.2/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 11s
Exception: Gradle task assembleDebug failed with exit code 1
Exited

With homebrew, try using any cask command. Try this command for example, work for me:
brew tap homebrew/cask

flutter Debug error Build failed with an exception

FAILURE: Build failed with an exception.
Where:
Script 'C:\Users\lijoj\Documents\flutter\packages\flutter_tools\gradle\flutter.gradle' line: 1156
What went wrong:
Execution failed for task ':app:compileFlutterBuildDebug'.
Process 'command 'C:\Users\lijoj\Documents\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 7s
Exception: Gradle task assembleDebug failed with exit code 1

check if you have any assets is not founded by pubspec.yaml maybe for typo you will get Waring for that after packages get
flutter clean
check your pubspec.yaml file
flutter packages get

How do I solve this problem Codepoint 984420 not found in font, aborting?

I was trying to build appbundle or apk and it shows:
Codepoint 984420 not found in font, aborting.
FAILURE: Build failed with an exception.
* Where:
Script 'C:\src\flutter\packages\flutter_tools\gradle\flutter.gradle' line: 1102
* What went wrong:
Execution failed for task ':app:compileFlutterBuildRelease'.
> Process 'command 'C:\src\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 1m 59s
Running Gradle task 'bundleRelease'... 120.1s
Gradle task bundleRelease failed with exit code 1
I already tried flutter clean and then flutter build appbundle

I am unable to run my app on my android emulator from my flutter/android studio project. it happened after I added an image in the pubspec folder and

FAILURE: Build failed with an exception.
Where:
Script 'C:\Users\Emuesiri\Desktop\flutter\packages\flutter_tools\gradle\flutter.gradle' line: 991
What went wrong:
Execution failed for task ':app:compileFlutterBuildDebug'.
Process 'command 'C:\Users\Emuesiri\Desktop\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 25s
Exception: Gradle task assembleDebug failed with exit code 1