Tag: data-engineering

2 articles

Fix: Apache Airflow Not Working — DAG Not Found, Task Failures, and Scheduler Issues

Apr 9, 2026

How to fix Apache Airflow errors — DAG not appearing in UI, ImportError preventing DAG load, task stuck in running or queued, scheduler not scheduling, XCom too large, connection not found, and database migration errors.

python apache-airflow airflow data-engineering workflow debugging

Fix: dbt Not Working — ref() Not Found, Schema Mismatch, and Compilation Errors

Apr 9, 2026

How to fix dbt errors — ref() model not found, profile not found, database relation does not exist, incremental model schema mismatch requiring full-refresh, dbt deps failure, Jinja compilation errors, and test failures.

dbt data-engineering analytics sql python debugging