Roles.Enabled Property 
Definition
Important
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Gets or sets a value indicating whether role management is enabled for the current Web application.
public:
 static property bool Enabled { bool get(); };public:
 static property bool Enabled { bool get(); void set(bool value); };public static bool Enabled { get; }public static bool Enabled { get; set; }static member Enabled : boolstatic member Enabled : bool with get, setPublic Shared ReadOnly Property Enabled As BooleanPublic Shared Property Enabled As BooleanProperty Value
true if role management is enabled; otherwise, false. The default is false.
Examples
The following example shows the roleManager element in the system.web section of the Web.config file for an ASP.NET application. It specifies that the application uses a SqlRoleProvider instance and sets the enabled attribute to true.
<roleManager defaultProvider="SqlProvider"
  enabled="true"
  cacheRolesInCookie="true"
  cookieName=".ASPROLES"
  cookieTimeout="30"
  cookiePath="/"
  cookieRequireSSL="false"
  cookieSlidingExpiration="true"
  cookieProtection="All" >
  <providers>
    <add
      name="SqlProvider"
      type="System.Web.Security.SqlRoleProvider"
      connectionStringName="SqlServices"
      applicationName="MyApplication" />
  </providers>
</roleManager>