Stackdriver Error Reporting Stackdriver Error Reporting counts, analyzes and aggregates the crashes in your running cloud services. A centralized error management interface displays the results with sorting and filtering capabilities.

This sample Java application demonstrates how to send custom error events using the Error Reporting API. Note: Runtime exceptions and stack traces are automatically sent to Error reporting in applications running in App Engine Flex environment.

1. Install Maven.
2. Enable Stack Driver Error Reporting API.

Build your project with:

	mvn clean package

1. Create a service account and set the GOOGLE_APPLICATION_CREDENTIALS environment variable.
2. Run

   mvn clean verify

Check the error reporting console.

Confirm that you see the custom errors reported using the Error Reporting API.