seahub.log报错(2)(版本7.0.3)

ImportError: No module named seafevents
2019-07-29 07:26:37,039 [ERROR] root:566 <module> Failed to import seafevents package.
Traceback (most recent call last):
  File "/media/vmpool/seafile-server-7.0.3/seahub/seahub/utils/__init__.py", line 562, in <module>
    import seafevents
ImportError: No module named seafevents
2019-07-29 07:37:14,113 [ERROR] root:68 <module> Failed to import seafevents package.
Traceback (most recent call last):
  File "/media/vmpool/seafile-server-7.0.3/seahub/seahub/utils/__init__.py", line 65, in <module>
    from seafevents import seafevents_api
ImportError: No module named seafevents