我有一个部署到服务器的asp.net MVC应用程序它使用表单身份验证并使用CustomSqlMembership提供程序基本上我没有更改SqlMembershipPRvider中的任何内容只是从MS复制源并将源包含在我的项目中并不时重命名它出现此错误。
这发生在本地主机和远程部署的系统上，我不知道可能是什么原因造成的。
“/”应用程序中的服务器错误。配置错误描述：处理服务此请求所需的配置文件期间发生错误。请查看下面的具体错误详细信息并适当地修改您的配置文件。
解析器错误消息：对象引用未设置为对象的实例。
源错误：
Line 50: <clear/>
Line 51: <!--<add name="AspNetSqlMembershipProvider" type="System.Web.Security.SqlMembershipProvider, System.Web, Version=2.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a" connectionStringName="dq_systemConnectionString" enablePasswordRetrieval="false" enablePasswordReset="true" requiresQuestionAndAnswer="false" requiresUniqueEmail="false" passwordFormat="Hashed" maxInvalidPasswordAttempts="5" minRequiredPasswordLength="6" minRequiredNonalphanumericCharacters="0" passwordAttemptWindow="10" passwordStrengthRegularExpression="" applicationName="/"/>-->
Line 52: `<add name="CustomSqlMembershipProvider" type="AcmeCorp.CustomSqlMembershipProvider, AcmeCorp, Version=1.0.0.0, Culture=neutral" connectionStringName="AcmeCorpConnectionString" enablePasswordRetrieval="False" enablePasswordReset="true" requiresQuestionAndAnswer="false" requiresUniqueEmail="True" passwordFormat="Hashed" maxInvalidPasswordAttempts="6" minRequiredPasswordLength="6" minRequiredNonalphanumericCharacters="0" passwordAttemptWindow="10" passwordStrengthRegularExpression="" applicationName="/" />`
Line 53: </providers>
Line 54: </membership>
这是 web.config 中成员资格对象的完整列表
<membership defaultProvider="CustomSqlMembershipProvider">
<providers>
<clear />
<!--<add name="AspNetSqlMembershipProvider" type="System.Web.Security.SqlMembershipProvider, System.Web, Version=2.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a" connectionStringName="dq_systemConnectionString" enablePasswordRetrieval="false" enablePasswordReset="true" requiresQuestionAndAnswer="false" requiresUniqueEmail="false" passwordFormat="Hashed" maxInvalidPasswordAttempts="5" minRequiredPasswordLength="6" minRequiredNonalphanumericCharacters="0" passwordAttemptWindow="10" passwordStrengthRegularExpression="" applicationName="/" />-->
<add name="CustomSqlMembershipProvider" type="AcmeCorp.CustomSqlMembershipProvider, AcmeCorp, Version=1.0.0.0, Culture=neutral" connectionStringName="dq_systemConnectionString" enablePasswordRetrieval="False" enablePasswordReset="true" requiresQuestionAndAnswer="false" requiresUniqueEmail="True" passwordFormat="Hashed" maxInvalidPasswordAttempts="6" minRequiredPasswordLength="6" minRequiredNonalphanumericCharacters="0" passwordAttemptWindow="10" passwordStrengthRegularExpression="" applicationName="/" />
public class CustomSqlMembershipProvider : AcmeCorp.SqlMembershipProvider
{
static public ConnectionStringSettings css {get; set;}
public override void Initialize(string name, NameValueCollection config)
{
config.Add("connectionString", css.ConnectionString);
base.Initialize(name, config);
}
}
public class CustomSqlRoleProvider : AcmeCorp.SqlRoleProvider
{
static public ConnectionStringSettings css { get; set; }
public override string GetConnectionString()
{
return css.ConnectionString;
}
public override void Initialize(string name, NameValueCollection config)
{
//config.Add("connectionString", css.ConnectionString);
base.Initialize(name, config);
}
}
public interface ISiteProvider
{
bool Initialise(string host);
Site GetCurrentSite();
}
public class SiteProvider : ISiteProvider
{
SystemMetaDataContext mDB;
Site mSite;
public SiteProvider(SystemMetaDataContext db)
{
mDB = db;
}
public bool Initialise(string host)
{
mSite = mDB.Sites.SingleOrDefault(s => s.Host == host);
if (null != mSite)
{
CustomSqlMembershipProvider.css = new ConnectionStringSettings();
CustomSqlMembershipProvider.css.ConnectionString = mSite.Connection;
CustomSqlMembershipProvider.css.ProviderName = "System.Data.SqlClient";
CustomSqlMembershipProvider.css.Name = "dq_systemConnectionString";
CustomSqlMembershipProvider.css.ConnectionString = mSite.Connection;
CustomSqlRoleProvider.css = new ConnectionStringSettings();
CustomSqlRoleProvider.css.ConnectionString = mSite.Connection;
CustomSqlRoleProvider.css.ProviderName = "System.Data.SqlClient";
CustomSqlRoleProvider.css.Name = "dq_systemConnectionString";
CustomSqlRoleProvider.css.ConnectionString = mSite.Connection;
return true;
}
else
{
return false;
}
}
public Site GetCurrentSite()
{
return mSite;
}
}
public class BaseController : Controller
{
ISiteProvider mSiteProvider;
protected IRepository mRepository { get; private set; }
protected int DefaultPageSize { get; set; }
public BaseController()
{
DefaultPageSize = 10;
mSiteProvider = new SiteProvider(new SystemMetaDataContext());
}
public BaseController(IDQRepository repository)
{
mRepository = repository;
DefaultPageSize = 10;
if (Session["ActiveView"] == null)
{
IList<RoleViewModel> roles = mRepository.GetAllRoles();
foreach (RoleViewModel rvm in roles)
{
if (Roles.IsUserInRole(rvm.Name))
{
Session["ActiveView"] = rvm.Name;
break;
}
}
}
}
protected override void Initialize(RequestContext requestContext)
{
string[] host = requestContext.HttpContext.Request.Headers["Host"].Split(':');
MetaInfo.PopulateMeta(host[0]);
if (!mSiteProvider.Initialise(host[0]))
RedirectToRoute("Default");
if (null == mRepository)
mRepository = new DQRepository();
base.Initialize(requestContext);
}
protected override void OnActionExecuting(ActionExecutingContext filterContext)
{
ViewData["Site"] = Site;
base.OnActionExecuting(filterContext);
}
public Site Site {
get {
return mSiteProvider.GetCurrentSite();
}
}