eladkal commented on a change in pull request #21170:
URL: https://github.com/apache/airflow/pull/21170#discussion_r794401768
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File path: docs/apache-airflow/concepts/dags.rst
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@@ -713,7 +713,8 @@ Additional difficulty is that one DAG could wait for or
trigger several runs of
with different data intervals. The **Dag Dependencies** view
``Menu -> Browse -> DAG Dependencies`` helps visualize dependencies between
DAGs. The dependencies
are calculated by the scheduler during DAG serialization and the webserver
uses them to build
-the dependency graph.
+the dependency graph. Note that if a DAG depends on another DAG which does not
exist (for example a deleted DAG),
+the webserver will fail to render the dependency graph.
Review comment:
cc @bbovenzi wdyt?
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