langgenius/dify · error · ValueError

Customized pipeline template not found.

Error message

Customized pipeline template not found.

What it means

Error "Customized pipeline template not found." thrown in langgenius/dify.

Source

Thrown at api/controllers/console/datasets/rag_pipeline/rag_pipeline.py:190

    @account_initialization_required
    @enterprise_license_required
    @with_current_tenant_id
    def delete(self, current_tenant_id: str, template_id: str) -> tuple[str, int]:
        RagPipelineService.delete_customized_pipeline_template(template_id, current_tenant_id, session=db.session())
        return "", 204

    @setup_required
    @login_required
    @account_initialization_required
    @enterprise_license_required
    @console_ns.response(200, "Success", console_ns.models[SimpleDataResponse.__name__])
    def post(self, template_id: str) -> JsonResponseWithStatus:
        with sessionmaker(db.engine, expire_on_commit=False).begin() as session:
            template = session.scalar(
                select(PipelineCustomizedTemplate).where(PipelineCustomizedTemplate.id == template_id).limit(1)
            )
            if not template:
                raise ValueError("Customized pipeline template not found.")

        return dump_response(SimpleDataResponse, {"data": template.yaml_content}), 200


@console_ns.route("/rag/pipelines/<string:pipeline_id>/customized/publish")
class PublishCustomizedPipelineTemplateApi(Resource):
    @console_ns.expect(console_ns.models[CustomizedPipelineTemplatePayload.__name__])
    @console_ns.response(204, "Pipeline template published")
    @setup_required
    @login_required
    @account_initialization_required
    @enterprise_license_required
    @knowledge_pipeline_publish_enabled
    @with_current_user
    @with_current_tenant_id
    @model_validate(CustomizedPipelineTemplatePayload)
    def post(
        self,

View on GitHub (pinned to ef8544b173)

When it happens

Trigger: Thrown at api/controllers/console/datasets/rag_pipeline/rag_pipeline.py:190 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of langgenius/dify@ef8544b173 (2026-08-12). Data as JSON: /api/errors/55ba33fdb20719e0. Report an issue: GitHub.