runtime error

client_utils.synchronize_async(self.cache) File "/usr/local/lib/python3.10/site-packages/gradio_client/utils.py", line 854, in synchronize_async return fsspec.asyn.sync(fsspec.asyn.get_loop(), func, *args, **kwargs) # type: ignore File "/usr/local/lib/python3.10/site-packages/fsspec/asyn.py", line 103, in sync raise return_result File "/usr/local/lib/python3.10/site-packages/fsspec/asyn.py", line 56, in _runner result[0] = await coro File "/usr/local/lib/python3.10/site-packages/gradio/helpers.py", line 361, in cache prediction = await Context.root_block.process_api( File "/usr/local/lib/python3.10/site-packages/gradio/blocks.py", line 1710, in process_api result = await self.call_function( File "/usr/local/lib/python3.10/site-packages/gradio/blocks.py", line 1250, in call_function prediction = await anyio.to_thread.run_sync( File "/usr/local/lib/python3.10/site-packages/anyio/to_thread.py", line 56, in run_sync return await get_async_backend().run_sync_in_worker_thread( File "/usr/local/lib/python3.10/site-packages/anyio/_backends/_asyncio.py", line 2144, in run_sync_in_worker_thread return await future File "/usr/local/lib/python3.10/site-packages/anyio/_backends/_asyncio.py", line 851, in run result = context.run(func, *args) File "/usr/local/lib/python3.10/site-packages/gradio/utils.py", line 693, in wrapper response = f(*args, **kwargs) File "/home/user/app/app.py", line 24, in outbreak plt.plot(df["day"], df[countries].to_numpy()) File "/usr/local/lib/python3.10/site-packages/pandas/core/frame.py", line 4096, in __getitem__ indexer = self.columns._get_indexer_strict(key, "columns")[1] File "/usr/local/lib/python3.10/site-packages/pandas/core/indexes/base.py", line 6200, in _get_indexer_strict self._raise_if_missing(keyarr, indexer, axis_name) File "/usr/local/lib/python3.10/site-packages/pandas/core/indexes/base.py", line 6252, in _raise_if_missing raise KeyError(f"{not_found} not in index") KeyError: "['UK'] not in index"

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