Я получаю приведенную ниже ошибку от VS на 32-битном сервере XP Professional, хотя я установил Tools-> Options-> Database Tools-> Data Connections на «SIDEKICK», который является именем моего компьютера. Другими словами, SIDEKICK должен по умолчанию использовать полный SQLSERVER.
Другими словами, я хочу, чтобы VS использовал SQLSERVER вместо SQLSERVER EXPRESS. И я четко вижу свою базу данных как из VS в обозревателе серверов, так и в SSMS 2008. Кроме того, я могу просматривать таблицы этой базы данных в обозревателе серверов из VS. Я не получаю никаких ошибок сборки. И похоже, что все имена соответствуют в моем файле web.config.
Я разрабатываю свой веб-сайт в соответствии с руководством Microsoft, поэтому я не должен получать ошибку. Тем не менее, я получаю следующее исключение при запуске этого кода ниже:
CreateAccounts.aspx.cs file
protected void CreateAccountButton_Click(object sender, EventArgs e)
{
MembershipCreateStatus createStatus;
//This line below is where the exception occurs
MembershipUser newUser = Membership.CreateUser(Username.Text, Password.Text, Email.Text, passwordQuestion, SecurityAnswer.Text, true, out createStatus);
А вот как выглядит исключение:
System.Web.HttpException was unhandled by user code
Message="Unable to connect to SQL Server database."
Source="System.Web"
ErrorCode=-2147467259
StackTrace:
at System.Web.DataAccess.SqlConnectionHelper.CreateMdfFile(String fullFileName, String dataDir, String connectionString)
at System.Web.DataAccess.SqlConnectionHelper.EnsureSqlExpressDBFile(String connectionString)
at System.Web.DataAccess.SqlConnectionHelper.GetConnection(String connectionString, Boolean revertImpersonation)
at System.Web.Security.SqlMembershipProvider.CreateUser(String username, String password, String email, String passwordQuestion, String passwordAnswer, Boolean isApproved, Object providerUserKey, MembershipCreateStatus& status)
at System.Web.Security.Membership.CreateUser(String username, String password, String email, String passwordQuestion, String passwordAnswer, Boolean isApproved, Object providerUserKey, MembershipCreateStatus& status)
at System.Web.Security.Membership.CreateUser(String username, String password, String email, String passwordQuestion, String passwordAnswer, Boolean isApproved, MembershipCreateStatus& status)
at Membership_CreatingUserAccounts.CreateAccountButton_Click(Object sender, EventArgs e) in c:\Documents and Settings\Admin\My Documents\Visual Studio 2008\WebSites\WebSite2\Membership\CreatingUserAccounts.aspx.cs:line 24
at System.Web.UI.WebControls.Button.OnClick(EventArgs e)
at System.Web.UI.WebControls.Button.RaisePostBackEvent(String eventArgument)
at System.Web.UI.WebControls.Button.System.Web.UI.IPostBackEventHandler.RaisePostBackEvent(String eventArgument)
at System.Web.UI.Page.RaisePostBackEvent(IPostBackEventHandler sourceControl, String eventArgument)
at System.Web.UI.Page.RaisePostBackEvent(NameValueCollection postData)
at System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)
InnerException: System.Web.HttpException
Message="Unable to connect to SQL Server database."
Source="System.Web"
ErrorCode=-2147467259
StackTrace:
at System.Web.Management.SqlServices.GetSqlConnection(String server, String user, String password, Boolean trusted, String connectionString)
at System.Web.Management.SqlServices.SetupApplicationServices(String server, String user, String password, Boolean trusted, String connectionString, String database, String dbFileName, SqlFeatures features, Boolean install)
at System.Web.Management.SqlServices.Install(String database, String dbFileName, String connectionString)
at System.Web.DataAccess.SqlConnectionHelper.CreateMdfFile(String fullFileName, String dataDir, String connectionString)
InnerException: System.Data.SqlClient.SqlException
Message="The user instance login flag is not supported on this version of SQL Server. The connection will be closed."
Source=".Net SqlClient Data Provider"
ErrorCode=-2146232060
Class=14
LineNumber=65536
Number=18493
Procedure=""
Server="."
State=1
StackTrace:
at System.Data.SqlClient.SqlInternalConnection.OnError(SqlException exception, Boolean breakConnection)
at System.Data.SqlClient.TdsParser.ThrowExceptionAndWarning(TdsParserStateObject stateObj)
at System.Data.SqlClient.TdsParser.Run(RunBehavior runBehavior, SqlCommand cmdHandler, SqlDataReader dataStream, BulkCopySimpleResultSet bulkCopyHandler, TdsParserStateObject stateObj)
at System.Data.SqlClient.SqlInternalConnectionTds.CompleteLogin(Boolean enlistOK)
at System.Data.SqlClient.SqlInternalConnectionTds.AttemptOneLogin(ServerInfo serverInfo, String newPassword, Boolean ignoreSniOpenTimeout, Int64 timerExpire, SqlConnection owningObject)
at System.Data.SqlClient.SqlInternalConnectionTds.LoginNoFailover(String host, String newPassword, Boolean redirectedUserInstance, SqlConnection owningObject, SqlConnectionString connectionOptions, Int64 timerStart)
at System.Data.SqlClient.SqlInternalConnectionTds.OpenLoginEnlist(SqlConnection owningObject, SqlConnectionString connectionOptions, String newPassword, Boolean redirectedUserInstance)
at System.Data.SqlClient.SqlInternalConnectionTds..ctor(DbConnectionPoolIdentity identity, SqlConnectionString connectionOptions, Object providerInfo, String newPassword, SqlConnection owningObject, Boolean redirectedUserInstance)
at System.Data.SqlClient.SqlConnectionFactory.CreateConnection(DbConnectionOptions options, Object poolGroupProviderInfo, DbConnectionPool pool, DbConnection owningConnection)
at System.Data.ProviderBase.DbConnectionFactory.CreateNonPooledConnection(DbConnection owningConnection, DbConnectionPoolGroup poolGroup)
at System.Data.ProviderBase.DbConnectionFactory.GetConnection(DbConnection owningConnection)
at System.Data.ProviderBase.DbConnectionClosed.OpenConnection(DbConnection outerConnection, DbConnectionFactory connectionFactory)
at System.Data.SqlClient.SqlConnection.Open()
at System.Web.Management.SqlServices.GetSqlConnection(String server, String user, String password, Boolean trusted, String connectionString)
InnerException:
Строка подключения web.config выглядит следующим образом:
<connectionStrings>
<add name="SecurityTutorialsConnectionString"
connectionString="data source=.;Integrated Security=SSPI;AttachDBFilename=|DataDirectory|SecurityTutorialsDatabase3.mdf;User Instance=true"
providerName="System.Data.SqlClient"/>
</connectionStrings>
<system.web>
<membership defaultProvider="SecurityTutorialsSqlMembershipProvider">
<providers>
<add name="SecurityTutorialsSqlMembershipProvider"
type="System.Web.Security.SqlMembershipProvider"
connectionStringName="SecurityTutorialsConnectionString"
enablePasswordRetrieval="false"
enablePasswordReset="true"
requiresQuestionAndAnswer="true"
applicationName="SecurityTutorials"
requiresUniqueEmail="true"
passwordFormat="Hashed"
maxInvalidPasswordAttempts="5"
minRequiredPasswordLength="7"
minRequiredNonalphanumericCharacters="1"
passwordAttemptWindow="10"
passwordStrengthRegularExpression=""/>
</providers>
</membership>
И я также отключил брандмауэры, так что я знаю, что это не причина.