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https://www.llamaindex.ai/blog/one-click-open-source-rag-observability-with-langfusetried to follow this article global_handler.start_trace_params(user_id=request.email_id, tags=[env.ENVIRONMENT, "support-bot"]) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
AttributeError: 'NoneType' object has no attribute 'start_trace_params'

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@Logan M

Logan M · Answer

Did you run set_global_handler before importing or accessing global_handler?

Logan M · Answer

https://github.com/run-llama/llama_index/blob/25c81b6d0fb3d528223e66c8596f8c84ec9742b3/llama-index-core/llama_index/core/callbacks/global_handlers.py#L12

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