Execution failed for task ‘:app:compileflutterbuildrelease’.

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When you see an error message like “execution failed for task ‘:app:compileflutterbuildrelease'” in your Flutter project, it usually indicates a problem during the compilation process of your app for release. This error occurs while trying to build the release version of your app, which is optimized for distribution.

There are several possible causes for this error. Here are some potential reasons and their solutions:

  1. Missing Java Development Kit (JDK): Flutter relies on the JDK to compile your app. Make sure you have the JDK installed and properly configured.

    Example: You can download and install the OpenJDK from the official website: https://jdk.java.net/.
  2. Missing Android SDK: Flutter uses the Android SDK to build Android apps. Ensure that you have the Android SDK installed and the necessary environment variables set.

    Example: You can install Android Studio, which includes the SDK, from the official website: https://developer.android.com/studio.
  3. Incorrect Flutter configuration: Check your Flutter project’s configuration files to ensure that they are set up correctly. Verify that the necessary dependencies are correctly defined in your project’s `pubspec.yaml` file.

    Example: Make sure you have included the necessary dependencies for your project, such as `flutter/cupertino.dart` or `flutter/material.dart`.
  4. Conflicting dependencies: If you have recently added a new package or library to your project, there may be a conflict between different dependencies. Run `flutter pub upgrade` to update your dependencies and resolve any conflicts.

    Example: In your terminal or command prompt, navigate to your Flutter project directory and run the command `flutter pub upgrade`.

These are just a few examples of possible causes for the error “execution failed for task ‘:app:compileflutterbuildrelease'”. It’s important to carefully review the error message and any additional information provided in the console output to identify the specific cause of the error in your case.

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