服务器报错,报错邮件信息如下

最近服务器总是报错, 如下:, 有哪一位高手解释一下吗?
Internal Server Error: /api2/ping/
Traceback (most recent call last):
File “S:\Program Files\seafile-server-6.0.7\seahub\thirdpart\django-1.8.10-py2.7.egg\django\core\handlers\base.py”, line 132, in get_response
response = wrapped_callback(request, *callback_args, **callback_kwargs)
File “S:\Program Files\seafile-server-6.0.7\seahub\thirdpart\django-1.8.10-py2.7.egg\django\views\decorators\csrf.py”, line 58, in wrapped_view
return view_func(*args, **kwargs)
File “S:\Program Files\seafile-server-6.0.7\seahub\thirdpart\django-1.8.10-py2.7.egg\django\views\generic\base.py”, line 71, in view
return self.dispatch(request, *args, **kwargs)
File “S:\Program Files\seafile-server-6.0.7\seahub\seahub\api2\base.py”, line 23, in dispatch
response = super(APIView, self).dispatch(*a, **kw)
File “S:\Program Files\seafile-server-6.0.7\seahub\thirdpart\djangorestframework-3.3.2-py2.7.egg\rest_framework\views.py”, line 466, in dispatch
response = self.handle_exception(exc)
File “S:\Program Files\seafile-server-6.0.7\seahub\seahub\api2\base.py”, line 20, in handle_exception
return super(APIView, self).handle_exception(exc)
File “S:\Program Files\seafile-server-6.0.7\seahub\thirdpart\djangorestframework-3.3.2-py2.7.egg\rest_framework\views.py”, line 454, in dispatch
self.initial(request, *args, **kwargs)
File “S:\Program Files\seafile-server-6.0.7\seahub\thirdpart\djangorestframework-3.3.2-py2.7.egg\rest_framework\views.py”, line 378, in initial
self.check_throttles(request)
File “S:\Program Files\seafile-server-6.0.7\seahub\thirdpart\djangorestframework-3.3.2-py2.7.egg\rest_framework\views.py”, line 340, in check_throttles
if not throttle.allow_request(request, self):
File “S:\Program Files\seafile-server-6.0.7\seahub\seahub\api2\throttling.py”, line 233, in allow_request
return super(ScopedRateThrottle, self).allow_request(request, view)
File “S:\Program Files\seafile-server-6.0.7\seahub\seahub\api2\throttling.py”, line 123, in allow_request
self.history = self.cache.get(self.key, [])
File “S:\Program Files\seafile-server-6.0.7\seahub\thirdpart\django-1.8.10-py2.7.egg\django\core\cache\backends\filebased.py”, line 41, in get
if not self._is_expired(f):
File “S:\Program Files\seafile-server-6.0.7\seahub\thirdpart\django-1.8.10-py2.7.egg\django\core\cache\backends\filebased.py”, line 141, in _is_expired
self._delete(f.name)
File “S:\Program Files\seafile-server-6.0.7\seahub\thirdpart\django-1.8.10-py2.7.egg\django\core\cache\backends\filebased.py”, line 72, in _delete
os.remove(fname)
WindowsError: [Error 5] : ‘S:\seafile-server\seahub_cache\468f89bf8026ff73d3fbb282eee0f668.djcache’

Request repr():
<WSGIRequest
path:/api2/ping/,
GET:<QueryDict: {}>,
POST:<QueryDict: {}>,
COOKIES:{},
META:{‘ACTUAL_SERVER_PROTOCOL’: ‘HTTP/1.1’,
u’CSRF_COOKIE’: u’AOHMvlIDJ3Lpu9LXrZMu2n4Co7BxNGjE’,
‘HTTP_ACCEPT_ENCODING’: ‘gzip, deflate’,
‘HTTP_ACCEPT_LANGUAGE’: ‘zh-CN,en,*’,
‘HTTP_CACHE_CONTROL’: ‘no-cache’,
‘HTTP_CONNECTION’: ‘Keep-Alive’,
‘HTTP_HOST’: ‘www.xxxxxxxxx.com:8000’,
‘HTTP_PRAGMA’: ‘no-cache’,
‘HTTP_USER_AGENT’: ‘Mozilla/5.0’,
‘HTTP_X_SEAFILE_CLIENT_VERSION’: ‘6.2.4’,
‘PATH_INFO’: u’/api2/ping/’,
‘QUERY_STRING’: ‘’,
‘REMOTE_ADDR’: ‘180.172.225.244’,
‘REMOTE_PORT’: ‘61672’,
‘REQUEST_METHOD’: ‘GET’,
‘REQUEST_URI’: ‘/api2/ping/’,
‘SCRIPT_NAME’: u’’,
‘SERVER_NAME’: ‘localhost’,
‘SERVER_PORT’: ‘8000’,
‘SERVER_PROTOCOL’: ‘HTTP/1.1’,
‘SERVER_SOFTWARE’: ‘CherryPy/3.2.4 Server’,
‘wsgi.errors’: <open file ‘’, mode ‘w’ at 0x01A9D0D0>,
‘wsgi.input’: <django_wsgiserver.wsgiserver.wsgiserver2.KnownLengthRFile object at 0x05709410>,
‘wsgi.multiprocess’: False,
‘wsgi.multithread’: True,
‘wsgi.run_once’: False,
‘wsgi.url_scheme’: ‘http’,
‘wsgi.version’: (1, 0)}>