Setting up on App Engine flexible environment

Error Reporting is automatically enabled for App Engine flexible environment applications. No additional setup is required.

Messages written from App Engine to stderr are analyzed and, if found to contain errors, will be displayed by Error Reporting.

For details on manually reporting error events, go to Formatting errors in Cloud Logging.

For instructions on viewing error and exception data for your application in the Google Cloud console, go to Viewing errors.

Examples using the instrumentation libraries

If you'd like to customize the error information being sent to Error Reporting, you can use the instrumentation libraries available for a number of languages:

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Last updated 2025-11-21 UTC.

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Examples using the instrumentation libraries

Setting up on App Engine flexible environment