Flutter Daemon Failed to Start
When encountering the error “Flutter daemon failed to start” while working with Flutter, it usually indicates an issue with the Flutter SDK installation or configuration. Here are a few possible causes and their solutions:
1. Flutter SDK Installation
Ensure that Flutter SDK is correctly installed on your system by following these steps:
Example:
flutter doctor
Running the flutter doctor
command will help identify any issues with your Flutter installation. Make sure all the required dependencies are correctly installed and any missing components are installed or updated.
2. PATH Environment Variable
Verify that the Flutter executable is added to your system’s PATH environment variable. This allows your system to find the Flutter SDK when executing flutter commands. Here’s an example for adding it to the PATH:
Example:
export PATH="$PATH:[path_to_flutter_sdk]/bin"
Replace [path_to_flutter_sdk]
with the actual path to your Flutter SDK directory. This can be done in your terminal or by updating your system’s environment variables.
3. Flutter Daemon Troubleshooting
If the above steps didn’t resolve the issue, you can try resetting the Flutter daemon by running the following command:
Example:
flutter doctor --verbose
The --verbose
flag provides detailed output that can help identify the problem. Examine the error messages and warnings to determine the cause and the corresponding solution.
By following these steps and checking the specific error messages, you should be able to diagnose and fix the issue with the Flutter daemon failing to start.