Unable to access Website on godaddy

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I have developed the asp.net website in visual studio 2010 express edition. I have a Windows hosting domain. I have uploaded the contents and the requied folder using file manager under root. I tried to access my web site but unable to access it. It is showing me Custom error in web.config. Even i tried to modify web.config as follows. but still problem is persist.What needs more to set. site having Default.aspx page