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dify - ✅(Solved) Fix Iteration block fails with 'Working outside of application context error' when parallel mode is enabled in Dify 1.14.1 [1 pull requests, 1 comments, 2 participants]

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langgenius/dify#36132•Fetched 2026-05-14 03:46:31
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dr-dzhevagadr-dzhevaga
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Error Message

Parallel mode works with no error

PR fix notes

PR #36143: fix: credit pool access outside flask context

Description (problem / solution / changelog)

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  3. Use the correct syntax to link this PR: Fixes #<issue number>.

Summary

<!-- Please include a summary of the change and which issue is fixed. Please also include relevant motivation and context. List any dependencies that are required for this change. --> <!-- If this PR was created by an automated agent, add `From <Tool Name>` as the final line of the description. Example: `From Codex`. -->

fix https://github.com/langgenius/dify/issues/36132

error logs:

Traceback (most recent call last):\n  File \"/app/api/.venv/lib/python3.12/site-packages/graphon/graph/graph.py\", line 161, in _create_node_instances\n    node_instance = node_factory.create_node(node_config)\n                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n  File \"/app/api/core/workflow/node_factory.py\", line 443, in create_node\n    node_init_kwargs = node_init_kwargs_factories.get(node_type, lambda: {})()\n                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n  File \"/app/api/core/workflow/node_factory.py\", line 398, in <lambda>\n    BuiltinNodeTypes.LLM: lambda: self._build_llm_compatible_node_init_kwargs(\n                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n  File \"/app/api/core/workflow/node_factory.py\", line 480, in _build_llm_compatible_node_init_kwargs\n    model_instance = self._build_model_instance_for_llm_node(validated_node_data)\n                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n  File \"/app/api/core/workflow/node_factory.py\", line 508, in _build_model_instance_for_llm_node\n    model_instance, _ = fetch_model_config(\n                        ^^^^^^^^^^^^^^^^^^^\n  File \"/app/api/core/app/llm/model_access.py\", line 141, in fetch_model_config\n    credentials = credentials_provider.fetch(node_data_model.provider, node_data_model.name)\n                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n  File \"/app/api/core/app/llm/model_access.py\", line 53, in fetch\n    provider_configurations = self.provider_manager.get_configurations(self.tenant_id)\n                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n  File \"/app/api/core/provider_manager.py\", line 230, in get_configurations\n    system_configuration = self._to_system_configuration(tenant_id, provider_entity, provider_records)\n                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n  File \"/app/api/core/provider_manager.py\", line 958, in _to_system_configuration\n    trail_pool = CreditPoolService.get_pool(\n                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^\n  File \"/app/api/services/credit_pool_service.py\", line 44, in get_pool\n    with sessionmaker(db.engine, expire_on_commit=False).begin() as session:\n                      ^^^^^^^^^\n  File \"/app/api/.venv/lib/python3.12/site-packages/flask_sqlalchemy/extension.py\", line 709, in engine\n    return self.engines[None]\n           ^^^^^^^^^^^^\n  File \"/app/api/.venv/lib/python3.12/site-packages/flask_sqlalchemy/extension.py\", line 687, in engines\n    app = current_app._get_current_object()  # type: ignore[attr-defined]\n          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n  File \"/app/api/.venv/lib/python3.12/site-packages/werkzeug/local.py\", line 519, in _get_current_object\n    raise RuntimeError(unbound_message) from None\nRuntimeError: Working outside of application context.\n\nThis typically means that you attempted to use functionality that needed\nthe current application. To solve this, set up an application context\nwith app.app_context(). See the documentation for more information.\n

Screenshots

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Checklist

  • This change requires a documentation update, included: Dify Document
  • I understand that this PR may be closed in case there was no previous discussion or issues. (This doesn't apply to typos!)
  • I've added a test for each change that was introduced, and I tried as much as possible to make a single atomic change.
  • I've updated the documentation accordingly.
  • I ran make lint && make type-check (backend) and cd web && pnpm exec vp staged (frontend) to appease the lint gods

Changed files

  • api/services/credit_pool_service.py (modified, +5/-4)
  • api/tests/unit_tests/core/app/test_llm_quota.py (modified, +12/-1)
  • api/tests/unit_tests/events/test_update_provider_when_message_created.py (modified, +12/-1)
  • api/tests/unit_tests/services/test_credit_pool_service.py (modified, +31/-11)
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Self Checks

  • I have read the Contributing Guide and Language Policy.
  • This is only for bug report, if you would like to ask a question, please head to Discussions.
  • I have searched for existing issues search for existing issues, including closed ones.
  • I confirm that I am using English to submit this report, otherwise it will be closed.
  • 【中文用户 & Non English User】请使用英语提交，否则会被关闭 ：）
  • Please do not modify this template :) and fill in all the required fields.

Dify version

1.14.1

Cloud or Self Hosted

Cloud

Steps to reproduce

See minimal failing.yml dsl attached

✔️ Expected Behavior

Parallel mode works with no error

❌ Actual Behavior

<img width="387" height="266" alt="Image" src="https://github.com/user-attachments/assets/304aa0b7-bc31-4a5c-b520-bcea4fd58a9d" />

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dify - ✅(Solved) Fix Iteration block fails with 'Working outside of application context error' when parallel mode is enabled in Dify 1.14.1 [1 pull requests, 1 comments, 2 participants]