Connecting to local inference server from Roboflow Workflow web page

[marttirand]

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Bug

{"positional_args": ["AssertionError", "AssertionError('this is a bug! please report it')"], "event": "%s: %s", "request_id": "685761981a0046fcafda7fb432d66c1e", "timestamp": "2026-02-06 11:36.29", "exception": {"type": "AssertionError", "message": "this is a bug! please report it", "stacktrace": [{"filename": "C:\Users\martt\AppData\Local\RoboflowInference\_internal\inference\core\interfaces\http\error_handlers.py", "lineno": 83, "function": "wrapped_route", "code": "return route(*args, **kwargs)"}, {"filename": "C:\Users\martt\AppData\Local\RoboflowInference\_internal\inference\core\interfaces\http\http_api.py", "lineno": 1382, "function": "describe_workflows_blocks", "code": "result = handle_describe_workflows_blocks_request("}, {"filename": "C:\Users\martt\AppData\Local\RoboflowInference\_internal\inference\core\interfaces\http\handlers\workflows.py", "lineno": 86, "function": "handle_describe_workflows_blocks_request", "code": "uql_operations_descriptions = prepare_operations_descriptions()"}, {"filename": "C:\Users\martt\AppData\Local\RoboflowInference\_internal\inference\core\workflows\core_steps\common\query_language\introspection\core.py", "lineno": 29, "function": "prepare_operations_descriptions", "code": "operations_chain_schema = OperationsChain.schema()"}, {"filename": "pydantic\main.py", "lineno": 1539, "function": "schema", "code": ""}, {"filename": "pydantic\main.py", "lineno": 555, "function": "model_json_schema", "code": ""}, {"filename": "pydantic\json_schema.py", "lineno": 2412, "function": "model_json_schema", "code": ""}]}, "filename": "error_handlers.py", "func_name": "wrapped_route", "lineno": 382}
Traceback (most recent call last):
File "C:\Users\martt\AppData\Local\RoboflowInference_internal\inference\core\interfaces\http\error_handlers.py", line 83, in wrapped_route
return route(*args, **kwargs)
^^^^^^^^^^^^^^^^^^^^^^
File "C:\Users\martt\AppData\Local\RoboflowInference_internal\inference\core\interfaces\http\http_api.py", line 1382, in describe_workflows_blocks
result = handle_describe_workflows_blocks_request(
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "C:\Users\martt\AppData\Local\RoboflowInference_internal\inference\core\interfaces\http\handlers\workflows.py", line 86, in handle_describe_workflows_blocks_request
uql_operations_descriptions = prepare_operations_descriptions()
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "C:\Users\martt\AppData\Local\RoboflowInference_internal\inference\core\workflows\core_steps\common\query_language\introspection\core.py", line 29, in prepare_operations_descriptions
operations_chain_schema = OperationsChain.schema()
^^^^^^^^^^^^^^^^^^^^^^^^
File "pydantic\main.py", line 1539, in schema
File "pydantic\main.py", line 555, in model_json_schema
File "pydantic\json_schema.py", line 2412, in model_json_schema
AssertionError: this is a bug! please report it

Environment

• OS: Windows 11
• Inference: Version: 0.64.6

Minimal Reproducible Example

No response

Additional

No response

Are you willing to submit a PR?

• Yes I'd like to help by submitting a PR!