Mvc Runtime error - The Role Manager feature has not been enabled

Question

I am trying to implement basic role management manually. When a user logs in if they are admin or not they are added to a role

I am getting this error:Exception Details: System.Configuration.Provider.ProviderException: The Role Manager feature has not been enabled.

This is the method that causes the error:

 public void addUserToRole(String user, String role)
        {
            if (!Roles.RoleExists(role))
                Roles.CreateRole(role);

            Roles.AddUserToRole(user, role);
        }

here is my web.config

 <profile defaultProvider="DefaultProfileProvider">
      <providers>
        <add name="DefaultProfileProvider" type="System.Web.Providers.DefaultProfileProvider, System.Web.Providers, Version=1.0.0.0, Culture=neutral, PublicKeyToken=xxxxxxxxxxxxxxx" connectionStringName="DefaultConnection" applicationName="/" />
      </providers>
    </profile>
    <membership defaultProvider="DefaultMembershipProvider">
      <providers>
        <add name="DefaultMembershipProvider" type="System.Web.Providers.DefaultMembershipProvider, System.Web.Providers, Version=1.0.0.0, Culture=neutral, PublicKeyToken=xxxxxxxxxxxxx" connectionStringName="DefaultConnection" enablePasswordRetrieval="false" enablePasswordReset="true" requiresQuestionAndAnswer="false" requiresUniqueEmail="false" maxInvalidPasswordAttempts="5" minRequiredPasswordLength="6" minRequiredNonalphanumericCharacters="0" passwordAttemptWindow="10" applicationName="/" />
      </providers>
    </membership>
    <roleManager defaultProvider="DefaultRoleProvider">
      <providers>
        <add name="DefaultRoleProvider" type="System.Web.Providers.DefaultRoleProvider, System.Web.Providers, Version=1.0.0.0, Culture=neutral, PublicKeyToken=xxxxxxxxxxxxxx" connectionStringName="DefaultConnection" applicationName="/" />
      </providers>
    </roleManager>
    <sessionState mode="InProc" customProvider="DefaultSessionProvider">
      <providers>
        <add name="DefaultSessionProvider" type="System.Web.Providers.DefaultSessionStateProvider, System.Web.Providers, Version=1.0.0.0, Culture=neutral, PublicKeyToken=xxxxxxxxxxxx" connectionStringName="DefaultConnection" />
      </providers>
    </sessionState>

I've seen number of answers on google including adding different role attributes in web.conf, so far no luck

can some one please help?

developer10214 · Accepted Answer · 2013-10-12T08:53:14.553

6

By default the role manger is disabled, so you have to enable it explicitly:

<roleManager enabled="true" defaultProvider="DefaultRoleProvider">

edited Oct 12 '13 at 08:53

answered Oct 12 '13 at 06:00

developer10214

1,128
1
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5

Then I just get `Default Role Provider could not be found`. (MVC 5) – Jason Kleban Feb 28 '14 at 14:53
If you're having this problem in an MVC 4 project, try this [answer](http://stackoverflow.com/a/17980288/3585500). Worked for me after I cut-n-pasted the whole block in. – ourmandave Sep 13 '15 at 00:04

AH. · Answer 2 · 2013-12-13T23:41:16.007

6

I tried this in MVC 5 and it worked:

  <system.web>
    <authentication mode="None" />
    <compilation debug="true" targetFramework="4.5" />
    <httpRuntime targetFramework="4.5" />
    <roleManager enabled="true" />
  </system.web>

After adding the "roleManager" line shown above to the web.config, I could add a new role and add a user to the role without any exception:

   if (!Roles.RoleExists(_role))
      Roles.CreateRole(_role);

   if (!Roles.IsUserInRole(_username, _role))
      Roles.AddUserToRole(_username, _role);

edited Dec 13 '13 at 23:41

answered Dec 13 '13 at 23:35

AH.

2,913
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26

Yes this correct. In fact, OWIN handles the authentication so don't worry that there is no forms authentication any more. – yardpenalty.com Mar 06 '14 at 09:08
I needed to add the `enabled="true"` clause to my `roleManager` element in my current project -- but I checked my previous project, and that did NOT have this clause. Go figure. – Codes with Hammer Mar 28 '14 at 19:18
1

I got the error: Unable to connect to SQL Server database. – Bashar Abu Shamaa Sep 22 '16 at 10:15

score 1 · Answer 3 · answered Oct 12 '13 at 06:14

1

With your DefaultRoleProvider try this

   <roleManager defaultProvider="DefaultRoleProvider" enabled ="true">

answered Oct 12 '13 at 06:14

Spock

7,009
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DefaultRoleProvider Does not exist! – Bashar Abu Shamaa Sep 22 '16 at 10:07

Mvc Runtime error - The Role Manager feature has not been enabled

3 Answers3

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