workflow object not found maybe data is expired #1576

当我从1.3.1版本升级到2.0.2后，我在运行工作流的时候出现错误：workflow object not found maybe data is expired。 但是这个错误也不是每次都会遇到，多重试几次会有一次成功运行。
后端具体报错信息如下：
[2025-08-26 10:28:36,580: WARNING/MainProcess] [2025-08-26 10:28:36.569073] [ERROR process-34032-138594811364928 bisheng.worker.workflow.tasks:98] - trace=ae9f0910b5b44de791e42da497d4f5d8 continue_workflow error
Traceback (most recent call last):

File "/root/anaconda3/envs/BiShengVENV/lib/python3.10/threading.py", line 973, in _bootstrap
self._bootstrap_inner()
| -> <function Thread._bootstrap_inner at 0x7e0f266e1c60>
-> <Thread(ThreadPoolExecutor-3_0, started 138594811364928)>
File "/root/anaconda3/envs/BiShengVENV/lib/python3.10/threading.py", line 1016, in _bootstrap_inner
self.run()
| -> <function Thread.run at 0x7e0f266e1990>
-> <Thread(ThreadPoolExecutor-3_0, started 138594811364928)>
File "/root/anaconda3/envs/BiShengVENV/lib/python3.10/threading.py", line 953, in run
self._target(*self._args, **self._kwargs)
| | | | | -> {}
| | | | -> <Thread(ThreadPoolExecutor-3_0, started 138594811364928)>
| | | -> (<weakref at 0x7e0d8825cf90; to 'ThreadPoolExecutor' at 0x7e0d884cebf0>, <_queue.SimpleQueue object at 0x7e0d884f0770>, None,...
| | -> <Thread(ThreadPoolExecutor-3_0, started 138594811364928)>
| -> <function _worker at 0x7e0f25bb57e0>
-> <Thread(ThreadPoolExecutor-3_0, started 138594811364928)>
File "/root/anaconda3/envs/BiShengVENV/lib/python3.10/concurrent/futures/thread.py", line 83, in _worker
work_item.run()
| -> <function _WorkItem.run at 0x7e0f25bb5900>
-> <concurrent.futures.thread._WorkItem object at 0x7e0d78543c40>
File "/root/anaconda3/envs/BiShengVENV/lib/python3.10/concurrent/futures/thread.py", line 58, in run
result = self.fn(*self.args, **self.kwargs)
| | | | | -> {}
| | | | -> <concurrent.futures.thread._WorkItem object at 0x7e0d78543c40>
| | | -> (<function fast_trace_task at 0x7e0f24c94040>, ('bisheng.worker.workflow.tasks.continue_workflow', '4e8800cf-4f33-407b-8d2b-a...
| | -> <concurrent.futures.thread._WorkItem object at 0x7e0d78543c40>
| -> <function apply_target at 0x7e0f25bb5e10>
-> <concurrent.futures.thread._WorkItem object at 0x7e0d78543c40>
File "/root/anaconda3/envs/BiShengVENV/lib/python3.10/site-packages/celery/concurrency/base.py", line 30, in apply_target
ret = target(*args, **kwargs)
| | -> {}
| -> ('bisheng.worker.workflow.tasks.continue_workflow', '4e8800cf-4f33-407b-8d2b-ad4666054416', {'lang': 'py', 'task': 'bisheng.w...
-> <function fast_trace_task at 0x7e0f24c94040>
File "/root/anaconda3/envs/BiShengVENV/lib/python3.10/site-packages/celery/app/trace.py", line 651, in fast_trace_task
R, I, T, Rstr = tasks.trace(
| -> 'bisheng.worker.workflow.tasks.continue_workflow'
-> {'celery.group': <@task: celery.group of bisheng at 0x7e0e6cf9dc90>, 'bisheng.worker.knowledge.file_worker.file_copy_celery':...
File "/root/anaconda3/envs/BiShengVENV/lib/python3.10/site-packages/celery/app/trace.py", line 453, in trace_task
R = retval = fun(*args, **kwargs)
| | -> {}
| -> ['ae9f0910b5b44de791e42da497d4f5d8', '1ea1c1282aac4d9bbf3280320bf7f792', '', '1']
-> <@task: bisheng.worker.workflow.tasks.continue_workflow of bisheng at 0x7e0e6cf9dc90>
File "/root/anaconda3/envs/BiShengVENV/lib/python3.10/site-packages/celery/app/trace.py", line 736, in protected_call
return self.run(*args, **kwargs)
| | | -> {}
| | -> ('ae9f0910b5b44de791e42da497d4f5d8', '1ea1c1282aac4d9bbf3280320bf7f792', '', '1')
| -> <staticmethod(<function continue_workflow at 0x7e0da1a83d00>)>
-> <@task: bisheng.worker.workflow.tasks.continue_workflow of bisheng at 0x7e0e6cf9dc90>

File "/workspaces/bisheng/src/backend/bisheng/worker/workflow/tasks.py", line 107, in continue_workflow
_continue_workflow(unique_id, workflow_id, chat_id, user_id)
| | | | -> '1'
| | | -> ''
| | -> '1ea1c1282aac4d9bbf3280320bf7f792'
| -> 'ae9f0910b5b44de791e42da497d4f5d8'
-> <function _continue_workflow at 0x7e0da1a83c70>

File "/workspaces/bisheng/src/backend/bisheng/worker/workflow/tasks.py", line 84, in _continue_workflow
raise Exception('workflow object not found maybe data is expired')

Exception: workflow object not found maybe data is expired