KeyError: 'm\x0e\xef\xe6\x92\xd1\xae\x08(\xf8\xc1&u\xfe\x0b\xdc'
扩展应用调用栈：
1. /usr/lib64/python2.7/collections.py, 第 68 行
dict_delitem(self, key)
2. /opt/edo_client/edo_client/lru.py, 第 169 行
del self.__access_times[key]
3. /opt/edo_client/edo_client/lru.py, 第 32 行
return func(self, *args, **kwargs)
4. /opt/edo_client/edo_client/lru.py, 第 149 行
self.__delete__(key)
5. /opt/edo_client/edo_client/lru.py, 第 32 行
return func(self, *args, **kwargs)
6. /opt/workonline/zopen.workonline/zopen/workonline/model.py, 第 672 行
return engine.restricted_call_obj(script, 'code', 'args', *args, **kw)
7. zopen.docs:view_file_default, 第 91 行
viewers = root.call_script('zopen.viewers:get_viewer', context=obj)
8. zopen.blog:view_file_blog, 第 10 行
result = root.call('zopen.docs:view_file_default', context=context, request=request, view=view, titles=titles, descriptions=descriptions, show_attrs=False, inline_=True)