Problemsby GlyphTrouble with LlamaIndex default
3 posts from 3 people3d activeFading, +0 this week
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[Bug]: `ToolOutput.__init__` declares `raw_input=None` as its default, but leaving it out fails validation
### Bug Description `ToolOutput.__init__` has the signature `raw_input: Optional[Dict[str, Any]] = None` and passes the value on, but the field is `raw_input: Dict[str, Any]`, so the default is rejected. A `ToolOutput` built without `raw_input`, for example in a `FunctionTool`...
[Bug]: max_iterations=0 is silently replaced by the default 20
### Bug Description `max_iterations=0` is silently replaced by the default of 20, so a run that asks for no iterations executes tools and answers normally. `BaseWorkflowAgent._init_context` reads the value with `or`: `0` is falsy, so it never reaches the store....
[Bug]: `Dispatcher.__init__` and model fields use mutable default arguments (`[]`)
### Bug Description In `llama_index_instrumentation/dispatcher.py`, the `Dispatcher` class contains mutable default arguments in both its Pydantic `Field` declarations and its `__init__` constructor: 1. **Pydantic Model Fields** (lines 68-73): Using `default=[]` rather than...
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About this problem
Evidence
3 posts from 3 people in 1 place, about 1 a week over 64 days. Mostly on run-llama/llama_index.
Frustration Frustration 0 of 3· Seen on GitHub issues
How it was grouped
Posts about LlamaIndex with no known issue, sharing the word "default". First post Aug 30, 2026, latest Nov 1, 2026. Corroborated: 3 or more posts from 2 or more people or places. Method
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