pierrejeambrun commented on code in PR #45731:
URL: https://github.com/apache/airflow/pull/45731#discussion_r1922612741
##########
airflow/api_fastapi/core_api/routes/public/backfills.py:
##########
@@ -216,6 +218,17 @@ def create_backfill(
status_code=status.HTTP_409_CONFLICT,
detail=f"{backfill_request.dag_id} has no schedule",
)
+ except InvalidReprocessBehavior:
+ raise HTTPException(
+ status_code=status.HTTP_409_CONFLICT,
+ detail=f"{backfill_request.dag_id} has tasks for which
depends_on_past=True. "
+ "You must set reprocess behavior to reprocess completed or
reprocess failed.",
+ )
+ except InvalidBackfillDirection:
+ raise HTTPException(
+ status_code=status.HTTP_409_CONFLICT,
+ detail="Backfill cannot be run in reverse when the DAG has tasks
where depends_on_past=True.",
+ )
Review Comment:
> somehow exception message was not coming from InvalidReprocessBehavior and
InvalidBackfillDirection
Were you able to solve this? You should be able to get the error message
raised from the backfill code.
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