Hi , i Configure Odoo12 With Pycharm in Windows 

when i Start Runing odoo from pycharm He Stop Suddenly 

Give's Me This Error on Web page  

Internal Server Error

and In Pycharm here is The Message Showed 

2019-07-09 15:22:18,817 1448 INFO ? odoo.sql_db: Connection to the database failed
2019-07-09 15:22:18,822 1448 INFO ? werkzeug: 127.0.0.1 - - [09/Jul/2019 15:22:18] "GET / HTTP/1.1" 500 - 0 0.000 0.125
2019-07-09 15:22:18,838 1448 ERROR ? werkzeug: Error on request:
Traceback (most recent call last):
File "C:\Python\lib\site-packages\werkzeug\serving.py", line 205, in run_wsgi
execute(self.server.app)
File "C:\Python\lib\site-packages\werkzeug\serving.py", line 193, in execute
application_iter = app(environ, start_response)
File "C:\Users\adm-yelkortih\Desktop\odoo-12.0\odoo\service\server.py", line 409, in app
return self.app(e, s)
File "C:\Users\adm-yelkortih\Desktop\odoo-12.0\odoo\service\wsgi_server.py", line 128, in application
return application_unproxied(environ, start_response)
File "C:\Users\adm-yelkortih\Desktop\odoo-12.0\odoo\service\wsgi_server.py", line 117, in application_unproxied
result = odoo.http.root(environ, start_response)
File "C:\Users\adm-yelkortih\Desktop\odoo-12.0\odoo\http.py", line 1320, in __call__
return self.dispatch(environ, start_response)
File "C:\Users\adm-yelkortih\Desktop\odoo-12.0\odoo\http.py", line 1293, in __call__
return self.app(environ, start_wrapped)
File "C:\Python\lib\site-packages\werkzeug\wsgi.py", line 599, in __call__
return self.app(environ, start_response)
File "C:\Users\adm-yelkortih\Desktop\odoo-12.0\odoo\http.py", line 1453, in dispatch
self.setup_db(httprequest)
File "C:\Users\adm-yelkortih\Desktop\odoo-12.0\odoo\http.py", line 1376, in setup_db
httprequest.session.db = db_monodb(httprequest)
File "C:\Users\adm-yelkortih\Desktop\odoo-12.0\odoo\http.py", line 1537, in db_monodb
dbs = db_list(True, httprequest)
File "C:\Users\adm-yelkortih\Desktop\odoo-12.0\odoo\http.py", line 1504, in db_list
dbs = odoo.service.db.list_dbs(force)
File "C:\Users\adm-yelkortih\Desktop\odoo-12.0\odoo\service\db.py", line 375, in list_dbs
with closing(db.cursor()) as cr:
File "C:\Users\adm-yelkortih\Desktop\odoo-12.0\odoo\sql_db.py", line 657, in cursor
return Cursor(self.__pool, self.dbname, self.dsn, serialized=serialized)
File "C:\Users\adm-yelkortih\Desktop\odoo-12.0\odoo\sql_db.py", line 171, in __init__
self._cnx = pool.borrow(dsn)
File "C:\Users\adm-yelkortih\Desktop\odoo-12.0\odoo\sql_db.py", line 540, in _locked
return fun(self, *args, **kwargs)
File "C:\Users\adm-yelkortih\Desktop\odoo-12.0\odoo\sql_db.py", line 608, in borrow
**connection_info)
File "C:\Python\lib\site-packages\psycopg2\__init__.py", line 126, in connect
conn = _connect(dsn, connection_factory=connection_factory, **kwasync)
psycopg2.OperationalError - - -

Please i need your help to fix this and run it 

thank you