您必须在配置文件中添加注册部分
System.Web.Providers.DefaultMembershipProvider位于Sql Compact和Azur应用程序上
您有成员资格部分，还有角色管理者部分
<membership> <providers> <add name="AspNetSqlMembershipProvider" type="System.Web.Security.SqlMembershipProvider, ..." connectionStringName="LocalSqlServer" enablePasswordRetrieval="false" enablePasswordReset="true" requiresQuestionAndAnswer="true" applicationName="/" requiresUniqueEmail="false" passwordFormat="Hashed" maxInvalidPasswordAttempts="5" minRequiredPasswordLength="7" minRequiredNonalphanumericCharacters="1" passwordAttemptWindow="10" passwordStrengthRegularexpression="" /> </providers></membership>
