Whenever I try to "create a new user" using this tool, I get this error:

Whenever I try to "create a new user" using this tool, I get this error:

"An error was encountered. Please return to the previous page and try again."
An error was encountered. Please return to the previous page and try again.

The following message may help in diagnosing the problem: Unable to connect to SQL Server database. at System.Web.Administration.WebAdminPage.CallWebAdminHelperMethod(Boolean isMembership, String methodName, Object[] parameters, Type[] paramTypes) at ASP.security_roles_manageallroles_aspx.BindGrid() at ASP.security_roles_manageallroles_aspx.Page_Load() at System.Web.Util.CalliHelper.ArglessFunctionCaller(IntPtr fp, Object o) at System.Web.Util.CalliEventHandlerDelegateProxy.Callback(Object sender, EventArgs e) at System.Web.UI.Control.OnLoad(EventArgs e) at System.Web.UI.Control.LoadRecursive() at System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)
 

Funnily enough, when I go back to the previous page and try again, I get the same message.
Does anyone know what's going on?

Checked the following websites:
http://forums.asp.net/t/1090491.aspx

My web config file is as follows:

<?xml version="1.0"?>

<configuration>
      <appSettings/>
      <connectionStrings>

            <add name="Con1" connectionString="Data source=MYSQLSERVER; Initial Catalog=MYDATABASE; Integrated Security=true" />


      </connectionStrings>
      <system.web>
                        <compilation debug="true"/>

            <authentication mode="Forms">
                  <forms name ="cookie" loginUrl ="Login.aspx" timeout ="60" defaultUrl ="Default.aspx"></forms>
                  
            </authentication >
            <authorization>
                  <deny users ="?"/>
            </authorization >
                  <membership defaultProvider="Member">

                        <providers>
                              <add name="Member" connectionStringName="Con1" type="System.Web.Security.SqlMembershipProvider"/>
                        </providers>
                  </membership >

            <roleManager enabled ="true">
                  
            </roleManager>
      
      </system.web>
</configuration>

Kindly check and let me know whether i need to add some thing or what