Server Error in '/chat' Application.

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Line 67: 		}
Line 68: 		
Line 69: 		if(CuteSoft.Chat.ChatWebUtility.CurrentIdentityIsAdministrator)
Line 70: 			temp += "<a Class=\"Big\" href='CuteSoft_Client/CuteChat/Admin'>Chat Admin</a>";			
Line 71: 		TopMenu.Text = temp;

[NullReferenceException: Object reference not set to an instance of an object.]
   CuteSoft.Chat.ChatDataManager.GetConfigs() +66
   CuteSoft.Chat.ChatDataManager.GetConfig(String configname) +17
   CuteSoft.Chat.ChatApiImpl.DoGetConfig(String name) +149
   CuteSoft.Chat.ChatApiImpl.GetConfig(String name) +66
   CuteSoft.Chat.ChatWebUtility.GetUserAdapter() +77
   CuteSoft.Chat.ChatWebUtility.get_CurrentIdentity() +76
   CuteSoft.Chat.ChatWebUtility.get_CurrentIdentityIsAdministrator() +5
   ASP.banner_ascx.Page_Load(Object sender, EventArgs e) in c:\Inetpub\wwwroot\chat\banner.ascx:69
   System.Web.Util.CalliHelper.EventArgFunctionCaller(IntPtr fp, Object o, Object t, EventArgs e) +15
   System.Web.Util.CalliEventHandlerDelegateProxy.Callback(Object sender, EventArgs e) +34
   System.Web.UI.Control.OnLoad(EventArgs e) +99
   System.Web.UI.Control.LoadRecursive() +47
   System.Web.UI.Control.LoadRecursive() +131
   System.Web.UI.Control.LoadRecursive() +131
   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +1061