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Medium severityconfiguration

Apache Airflow Error:
AirflowBadRequest

What does this error mean?

Raised when the application or server cannot handle the request. This exception appears in Airflow task logs when the condition is triggered during DAG execution.

Common causes

  • 1The Airflow REST API received a malformed or invalid request.
  • 2Required fields are missing or values are out of the accepted range.

How to fix it

  1. 1Review the Airflow REST API request payload against the API documentation.
  2. 2Ensure all required fields are present and values are within accepted ranges.

Frequently asked questions

Where does AirflowBadRequest appear in Airflow?

In the task instance log, accessible via the Airflow UI under the failed task's Log tab, or in your log aggregation system.

Does this exception trigger a DAG retry?

Yes, if the task has retries configured. Each retry attempt creates a new task instance log entry.

Source · airflow.apache.org/docs/apache-airflow/stable/_api/airflow/exceptions/index.html

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