ionic (Emitted value instead of an instance of Error

How to Fix "ionic (Emitted value instead of an instance of Error)" Error

If you are experiencing the "ionic (Emitted value instead of an instance of Error)" error while building your Ionic app, this means that there is an issue with your code that is causing the build to fail. In this article, I will explain the possible reasons for this error and how to fix it.

Possible Causes of "ionic (Emitted value instead of an instance of Error)" Error

• Plugin Compatibility Issues: This error can occur when there is a compatibility issue between the plugins used in your app and the version of Cordova or Ionic you are using.
• Code Errors: This error can also occur due to code errors such as syntax errors, missing dependencies, or incorrect configuration settings.

How to Fix "ionic (Emitted value instead of an instance of Error)" Error

To resolve this error, you can try the following solutions:

1. Check Plugin Compatibility

If you suspect that the error is caused by plugin compatibility issues, you can try updating the plugins or downgrading the Cordova or Ionic version. To do this, run the following commands:

# Update a plugin
ionic cordova plugin rm PLUGIN_NAME
ionic cordova plugin add PLUGIN_NAME

# Downgrade Cordova version
npm install -g cordova@VERSION_NUMBER

# Downgrade Ionic version
npm install -g ionic@VERSION_NUMBER

2. Check for Code Errors

If you suspect that the error is caused by code errors, you can try the following solutions:

• Check for syntax errors in your code.
• Check if any dependencies are missing in your package.json file.
• Make sure that your configuration settings are correct.

If you are unable to find the cause of the error, you can try running your app in debug mode to get more information about the error. To run your app in debug mode, run the following command:

ionic cordova run android --device --debug

3. Use Different Build Tools

If none of the above solutions work, you can try using different build tools such as Gradle or Android Studio. These tools can help you identify and fix errors that are causing the "ionic (Emitted value instead of an instance of Error)" error.

Conclusion

The "ionic (Emitted value instead of an instance of Error)" error can be caused by various factors, including plugin compatibility issues and code errors. By following the solutions discussed in this article, you should be able to resolve this error and successfully build your Ionic app.