Execution failed for task ‘:app:compileflutterbuilddebug’.

Query – Execution Failed for Task ‘:app:compileFlutterBuildDebug’

When compiling a Flutter app, you may encounter the error message “Execution failed for task ‘:app:compileFlutterBuildDebug'”. This error usually occurs due to issues with your project’s dependencies or configuration.

Possible Causes and Solutions:

1. Invalid Flutter SDK Path: Make sure you have set the correct path to the Flutter SDK in your project’s configuration files. To do so, open your project’s android/build.gradle file and verify that the flutter.sdk property is pointing to the correct Flutter SDK directory. For example:

      def flutterSdkPath = 'C:/src/flutter'
      flutter.sdk = file(flutterSdkPath)
    

2. Corrupted Gradle Cache: Sometimes, the Gradle cache may become corrupted and cause build failures. To fix this, you can try deleting the Gradle cache files. Open your project’s terminal or command prompt and run the following command:

      flutter clean
    

3. Outdated/Conflicting Flutter Packages: If you have recently updated Flutter packages or introduced new dependencies, it’s possible that there is a conflict or compatibility issue. Check your project’s pubspec.yaml file for any recent changes and ensure that there are no conflicting packages. You can try running flutter pub get to fetch the latest versions of all your project’s dependencies.
4. Misconfigured Build Settings: Another possible reason for this error is misconfigured build settings. Check your project’s android/app/build.gradle file and make sure all the necessary dependencies, plugins, and configurations are correctly set up. Pay attention to any specific build flavors or product flavors that you might have defined.
5. Insufficient System Resources: If your system does not have sufficient resources (e.g., memory, disk space), the build process may fail. Make sure your system meets the minimum requirements for running Flutter apps and ensure that you have enough free disk space and available memory.

Example:

Let’s consider an example where the issue is caused by a misconfigured Flutter SDK path. In the project’s android/build.gradle file, you find the following lines:

    def flutterSdkPath = '/usr/local/flutter'
    flutter.sdk = file(flutterSdkPath)
  

However, the actual Flutter SDK is located in /usr/local/flutter-sdk, not /usr/local/flutter. To fix this, update the path to:

    def flutterSdkPath = '/usr/local/flutter-sdk'
    flutter.sdk = file(flutterSdkPath)
  

Save the changes, and then try building the Flutter app again. This should resolve the “Execution failed for task ‘:app:compileFlutterBuildDebug'” error.