runtime error

es/gradio/utils.py", line 800, in async_wrapper response = await f(*args, **kwargs) File "/home/user/.pyenv/versions/3.10.14/lib/python3.10/site-packages/gradio/helpers.py", line 458, in get_final_item async for x in self.fn(*args): # noqa: B007 # type: ignore File "/home/user/.pyenv/versions/3.10.14/lib/python3.10/site-packages/gradio/chat_interface.py", line 641, in _examples_stream_fn async for response in generator: File "/home/user/.pyenv/versions/3.10.14/lib/python3.10/site-packages/gradio/utils.py", line 650, in __anext__ return await anyio.to_thread.run_sync( File "/home/user/.pyenv/versions/3.10.14/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 "/home/user/.pyenv/versions/3.10.14/lib/python3.10/site-packages/anyio/_backends/_asyncio.py", line 2177, in run_sync_in_worker_thread return await future File "/home/user/.pyenv/versions/3.10.14/lib/python3.10/site-packages/anyio/_backends/_asyncio.py", line 859, in run result = context.run(func, *args) File "/home/user/.pyenv/versions/3.10.14/lib/python3.10/site-packages/gradio/utils.py", line 633, in run_sync_iterator_async return next(iterator) File "/home/user/app/app.py", line 61, in generate input_ids = tokenizer.apply_chat_template(conversation, add_generation_prompt = True, return_tensors="pt") File "/home/user/.pyenv/versions/3.10.14/lib/python3.10/site-packages/transformers/tokenization_utils_base.py", line 1741, in apply_chat_template rendered = compiled_template.render( File "/home/user/.pyenv/versions/3.10.14/lib/python3.10/site-packages/jinja2/environment.py", line 1304, in render self.environment.handle_exception() File "/home/user/.pyenv/versions/3.10.14/lib/python3.10/site-packages/jinja2/environment.py", line 939, in handle_exception raise rewrite_traceback_stack(source=source) File "<template>", line 1, in top-level template code TypeError: can only concatenate str (not "int") to str

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