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Apache Airflow Error:
AirflowException

What does this error mean?

Base exception for all Airflow errors. This exception appears in Airflow task logs when the condition is triggered during DAG execution.

Common causes

  • 1A general Airflow exception was raised — this is the base class for all Airflow errors.
  • 2An operator, hook, or plugin raised an unhandled exception during task execution.

How to fix it

  1. 1Check the full traceback in the task log to identify the root cause.
  2. 2Review the operator or hook that raised the exception.
  3. 3Add error handling in the task code to catch and log specific failure conditions.

Frequently asked questions

Where does AirflowException 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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