This is my Error Stack--- How can I resolve this issue?

UnicodeDecodeError: 'utf8' codec can't decode byte 0xe5 in position 223431: invalid continuation byte
2015-01-24 06:44:26,792 3864 INFO odoo8 werkzeug: 127.0.0.1 - - [24/Jan/2015 06:44:26] "GET /web/database/manager HTTP/1.1" 500 -
2015-01-24 06:44:26,822 3864 ERROR odoo8 werkzeug: Error on request:
Traceback (most recent call last):
  File "werkzeug\serving.py", line 177, in run_wsgi
    
  File "werkzeug\serving.py", line 165, in execute
    
  File "C:\Program Files\Odoo 8.0-20150115\server\openerp\service\server.py", line 281, in app
    return self.app(e, s)
  File "C:\Program Files\Odoo 8.0-20150115\server\openerp\service\wsgi_server.py", line 216, in application
    return application_unproxied(environ, start_response)
  File "C:\Program Files\Odoo 8.0-20150115\server\openerp\service\wsgi_server.py", line 202, in application_unproxied
    result = handler(environ, start_response)
  File "C:\Program Files\Odoo 8.0-20150115\server\openerp\http.py", line 1275, in __call__
    return self.dispatch(environ, start_response)
  File "C:\Program Files\Odoo 8.0-20150115\server\openerp\http.py", line 1249, in __call__
    return self.app(environ, start_wrapped)
  File "werkzeug\wsgi.py", line 579, in __call__
    
  File "C:\Program Files\Odoo 8.0-20150115\server\openerp\http.py", line 1249, in __call__
    return self.app(environ, start_wrapped)
  File "werkzeug\wsgi.py", line 579, in __call__
    
  File "C:\Program Files\Odoo 8.0-20150115\server\openerp\http.py", line 1249, in __call__
    return self.app(environ, start_wrapped)
  File "werkzeug\wsgi.py", line 579, in __call__
    
  File "C:\Program Files\Odoo 8.0-20150115\server\openerp\http.py", line 1416, in dispatch
    result = ir_http._dispatch()
  File "C:\Program Files\Odoo 8.0-20150115\server\openerp\addons\base\ir\ir_http.py", line 130, in _dispatch
    return self._handle_exception(e)
  File "C:\Program Files\Odoo 8.0-20150115\server\openerp\addons\base\ir\ir_http.py", line 100, in _handle_exception
    return request._handle_exception(exception)
  File "C:\Program Files\Odoo 8.0-20150115\server\openerp\http.py", line 654, in _handle_exception
    return super(HttpRequest, self)._handle_exception(exception)
  File "C:\Program Files\Odoo 8.0-20150115\server\openerp\addons\base\ir\ir_http.py", line 126, in _dispatch
    result = request.dispatch()
  File "C:\Program Files\Odoo 8.0-20150115\server\openerp\http.py", line 672, in dispatch
    r = self._call_function(**self.params)
  File "C:\Program Files\Odoo 8.0-20150115\server\openerp\http.py", line 302, in _call_function
    return checked_call(self.db, *args, **kwargs)
  File "C:\Program Files\Odoo 8.0-20150115\server\openerp\service\model.py", line 113, in wrapper
    return f(dbname, *args, **kwargs)
  File "C:\Program Files\Odoo 8.0-20150115\server\openerp\http.py", line 299, in checked_call
    return self.endpoint(*a, **kw)
  File "C:\Program Files\Odoo 8.0-20150115\server\openerp\http.py", line 791, in __call__
    return self.method(*args, **kw)
  File "C:\Program Files\Odoo 8.0-20150115\server\openerp\http.py", line 395, in response_wrap
    response = f(*args, **kw)
  File "C:\Program Files\Odoo 8.0-20150115\server\openerp\addons\web\controllers\main.py", line 671, in manager
    return env.get_template("database_manager.html").render({
  File "jinja2\environment.py", line 791, in get_template
    
  File "jinja2\environment.py", line 765, in _load_template
    
  File "jinja2\loaders.py", line 113, in load
    
  File "jinja2\loaders.py", line 167, in get_source
    
  File "encodings\utf_8.py", line 16, in decode
    
UnicodeDecodeError: 'utf8' codec can't decode byte 0xe5 in position 223431: invalid continuation byte
2015-01-24 06:44:32,322 3864 INFO odoo8 werkzeug: 127.0.0.1 - - [24/Jan/2015 06:44:32] "POST /longpolling/poll HTTP/1.1" 200 -
2015-01-24 06:44:32,322 3864 ERROR odoo8 openerp.service.server: Exception happened during processing of request from ('127.0.0.1', 57068)
Traceback (most recent call last):
  File "SocketServer.pyc", line 593, in process_request_thread
  File "SocketServer.pyc", line 334, in finish_request
  File "SocketServer.pyc", line 651, in __init__
  File "SocketServer.pyc", line 710, in finish
  File "socket.pyc", line 279, in close
  File "socket.pyc", line 303, in flush
error: [Errno 10053] An established connection was aborted by the software in your host machine