ติดตั้งแล้วเป็นแบบนีอะครับ แก้ยังไงครับ OperationalError: could not connect to s

[wecoms]

OpenERP Server Error

Client Traceback (most recent call last):
File "C:\Program Files\OpenERP 7.0-20130517-231024\Server\server\openerp\addons\web\http.py", line 204, in dispatch
File "C:\Program Files\OpenERP 7.0-20130517-231024\Server\server\openerp\addons\web\controllers\main.py", line 760, in get_list
File "C:\Program Files\OpenERP 7.0-20130517-231024\Server\server\openerp\addons\web\controllers\main.py", line 89, in db_list
File "C:\Program Files\OpenERP 7.0-20130517-231024\Server\server\openerp\addons\web\session.py", line 30, in proxy_method
File "C:\Program Files\OpenERP 7.0-20130517-231024\Server\server\openerp\addons\web\session.py", line 103, in send


Server Traceback (most recent call last):
File "C:\Program Files\OpenERP 7.0-20130517-231024\Server\server\openerp\addons\web\session.py", line 89, in send
File "C:\Program Files\OpenERP 7.0-20130517-231024\Server\server\.\openerp\netsvc.py", line 292, in dispatch_rpc
File "C:\Program Files\OpenERP 7.0-20130517-231024\Server\server\.\openerp\service\web_services.py", line 122, in dispatch
File "C:\Program Files\OpenERP 7.0-20130517-231024\Server\server\.\openerp\service\web_services.py", line 359, in exp_list
File "C:\Program Files\OpenERP 7.0-20130517-231024\Server\server\.\openerp\sql_db.py", line 484, in cursor
File "C:\Program Files\OpenERP 7.0-20130517-231024\Server\server\.\openerp\sql_db.py", line 182, in __init__
File "C:\Program Files\OpenERP 7.0-20130517-231024\Server\server\.\openerp\sql_db.py", line 377, in _locked
File "C:\Program Files\OpenERP 7.0-20130517-231024\Server\server\.\openerp\sql_db.py", line 440, in borrow
File "psycopg2\__init__.pyc", line 178, in connect
OperationalError: could not connect to server: Connection refused (0x0000274D/10061)
Is the server running on host "localhost" (::1) and accepting
TCP/IP connections on port 5432?
could not connect to server: Connection refused (0x0000274D/10061)
Is the server running on host "localhost" (127.0.0.1) and accepting
TCP/IP connections on port 5432?