langflow-ai/langflow · error · HTTPException
Deployment not found.
Error message
Deployment not found.
What it means
Error "Deployment not found." thrown in langflow-ai/langflow.
Source
Thrown at src/backend/base/langflow/api/v1/mappers/deployments/helpers.py:469
status_code=status.HTTP_503_SERVICE_UNAVAILABLE,
detail=f"No deployment adapter registered for provider_key '{adapter_key}'.",
)
return deployment_adapter
async def get_deployment_row_or_404(
*,
deployment_id: UUID,
user_id: UUID,
db: DbSession,
) -> Deployment:
# ``get_deployment_db`` is share-aware when an authorization plugin is
# registered and ``LANGFLOW_AUTHZ_ENABLED`` is on; otherwise it stays
# owner-scoped. Routes still call ``ensure_deployment_permission`` after
# this to authorize the actor against the resolved deployment.
deployment_row = await get_deployment_db(db, user_id=user_id, deployment_id=deployment_id)
if deployment_row is None:
raise HTTPException(status_code=status.HTTP_404_NOT_FOUND, detail="Deployment not found.")
return deployment_row
async def resolve_adapter_from_deployment(
*,
deployment_id: UUID,
user_id: UUID,
db: DbSession,
) -> tuple[Deployment, DeploymentServiceProtocol, str, str | None]:
"""Returns ``(deployment_row, adapter, provider_key, provider_tenant_id)``."""
deployment_row = await get_deployment_row_or_404(deployment_id=deployment_id, user_id=user_id, db=db)
# The provider account lives in the deployment owner's namespace, not the
# actor's. For shared deployments the actor may have no provider account
# of their own — scope the lookup by ``deployment_row.user_id`` so a
# cross-user deployment share resolves correctly.
provider_account = await get_owned_provider_account_or_404(
provider_id=deployment_row.deployment_provider_account_id,
user_id=deployment_row.user_id,View on GitHub (pinned to 976ec789d2)
Solutions
- Verify the deployment id; it may have been deleted.
When it happens
Trigger: Occurs when the referenced deployment does not exist in the database.
Common situations: See trigger scenarios.
AI-assisted analysis of langflow-ai/langflow@976ec789d2 (2026-08-14).
Data as JSON: /api/errors/0bbc6dc943db80ff.
Report an issue: GitHub.