2025-07-25 15:08:52,193 - INFO - Anonymized telemetry enabled. See                     https://docs.trychroma.com/telemetry for more information.
Traceback (most recent call last):
  File "/home/huangfuqixun/miniconda3/envs/backend/bin/uvicorn", line 8, in <module>
    sys.exit(main())
  File "/home/huangfuqixun/miniconda3/envs/backend/lib/python3.10/site-packages/click/core.py", line 1442, in __call__
    return self.main(*args, **kwargs)
  File "/home/huangfuqixun/miniconda3/envs/backend/lib/python3.10/site-packages/click/core.py", line 1363, in main
    rv = self.invoke(ctx)
  File "/home/huangfuqixun/miniconda3/envs/backend/lib/python3.10/site-packages/click/core.py", line 1226, in invoke
    return ctx.invoke(self.callback, **ctx.params)
  File "/home/huangfuqixun/miniconda3/envs/backend/lib/python3.10/site-packages/click/core.py", line 794, in invoke
    return callback(*args, **kwargs)
  File "/home/huangfuqixun/miniconda3/envs/backend/lib/python3.10/site-packages/uvicorn/main.py", line 413, in main
    run(
  File "/home/huangfuqixun/miniconda3/envs/backend/lib/python3.10/site-packages/uvicorn/main.py", line 580, in run
    server.run()
  File "/home/huangfuqixun/miniconda3/envs/backend/lib/python3.10/site-packages/uvicorn/server.py", line 67, in run
    return asyncio.run(self.serve(sockets=sockets))
  File "/home/huangfuqixun/miniconda3/envs/backend/lib/python3.10/asyncio/runners.py", line 44, in run
    return loop.run_until_complete(main)
  File "uvloop/loop.pyx", line 1518, in uvloop.loop.Loop.run_until_complete
  File "/home/huangfuqixun/miniconda3/envs/backend/lib/python3.10/site-packages/uvicorn/server.py", line 71, in serve
    await self._serve(sockets)
  File "/home/huangfuqixun/miniconda3/envs/backend/lib/python3.10/site-packages/uvicorn/server.py", line 78, in _serve
    config.load()
  File "/home/huangfuqixun/miniconda3/envs/backend/lib/python3.10/site-packages/uvicorn/config.py", line 436, in load
    self.loaded_app = import_from_string(self.app)
  File "/home/huangfuqixun/miniconda3/envs/backend/lib/python3.10/site-packages/uvicorn/importer.py", line 19, in import_from_string
    module = importlib.import_module(module_str)
  File "/home/huangfuqixun/miniconda3/envs/backend/lib/python3.10/importlib/__init__.py", line 126, in import_module
    return _bootstrap._gcd_import(name[level:], package, level)
  File "<frozen importlib._bootstrap>", line 1050, in _gcd_import
  File "<frozen importlib._bootstrap>", line 1027, in _find_and_load
  File "<frozen importlib._bootstrap>", line 1006, in _find_and_load_unlocked
  File "<frozen importlib._bootstrap>", line 688, in _load_unlocked
  File "<frozen importlib._bootstrap_external>", line 883, in exec_module
  File "<frozen importlib._bootstrap>", line 241, in _call_with_frames_removed
  File "/home/huangfuqixun/Chat_QPG/drone/backend_service/src/main.py", line 9, in <module>
    from .py_tree_generator import py_tree_generator
  File "/home/huangfuqixun/Chat_QPG/drone/backend_service/src/py_tree_generator.py", line 295, in <module>
    py_tree_generator = PyTreeGenerator()
  File "/home/huangfuqixun/Chat_QPG/drone/backend_service/src/py_tree_generator.py", line 210, in __init__
    self.collection = self.chroma_client.get_collection(name="drone_docs")
  File "/home/huangfuqixun/miniconda3/envs/backend/lib/python3.10/site-packages/chromadb/api/client.py", line 192, in get_collection
    model = self._server.get_collection(
  File "/home/huangfuqixun/miniconda3/envs/backend/lib/python3.10/site-packages/chromadb/api/rust.py", line 248, in get_collection
    collection = self.bindings.get_collection(name, tenant, database)
chromadb.errors.NotFoundError: Collection [drone_docs] does not exists
