[Win32Exception (0x80004005): 等待的操作过时。]
[SqlException (0x80131904): 连接超时时间已到。在尝试使用预登录握手确认时超过了此超时时间。这可能是因为预登录握手失败或服务器未能及时响应。 尝试连接到此服务器时花费的持续时间是 - [Pre-Login] initialization=18430;handshake=2;]
System.Data.ProviderBase.DbConnectionPool.TryGetConnection(DbConnection owningObject, UInt32 waitForMultipleObjectsTimeout, Boolean allowCreate, Boolean onlyOneCheckConnection, DbConnectionOptions userOptions, DbConnectionInternal& connection) +357
System.Data.ProviderBase.DbConnectionPool.TryGetConnection(DbConnection owningObject, TaskCompletionSource`1 retry, DbConnectionOptions userOptions, DbConnectionInternal& connection) +79
System.Data.ProviderBase.DbConnectionFactory.TryGetConnection(DbConnection owningConnection, TaskCompletionSource`1 retry, DbConnectionOptions userOptions, DbConnectionInternal oldConnection, DbConnectionInternal& connection) +201
System.Data.ProviderBase.DbConnectionInternal.TryOpenConnectionInternal(DbConnection outerConnection, DbConnectionFactory connectionFactory, TaskCompletionSource`1 retry, DbConnectionOptions userOptions) +156
System.Data.ProviderBase.DbConnectionClosed.TryOpenConnection(DbConnection outerConnection, DbConnectionFactory connectionFactory, TaskCompletionSource`1 retry, DbConnectionOptions userOptions) +22
System.Data.SqlClient.SqlConnection.TryOpenInner(TaskCompletionSource`1 retry) +92
System.Data.SqlClient.SqlConnection.TryOpen(TaskCompletionSource`1 retry) +219
System.Data.SqlClient.SqlConnection.Open() +101
AMT.Sharing.Common.SqlHelper.PrepareCommand(SqlCommand cmd, SqlConnection conn, SqlTransaction trans, CommandType cmdType, String cmdText, SqlParameter[] cmdParms) +110
AMT.Sharing.Common.SqlHelper.ExecuteDataset(String connectionString, CommandType cmdType, String cmdText, SqlParameter[] commandParameters) +225
AMT.Sharing.Common.SqlHelper.ExecuteDataset(String connectionString, CommandType cmdType, String cmdText) +53
AMT.Sharing.DBHelper.CategoryHelper.ReloadCategories() +104
AMT.Sharing.DBHelper.CategoryHelper..cctor() +389
[TypeInitializationException: “AMT.Sharing.DBHelper.CategoryHelper”的类型初始值设定项引发异常。]
AMT.Sharing.DBHelper.CategoryHelper.GetSelectOptions(CategoryType type, Int32 parent, Int32 current) +0
Register2.Page_Load(Object sender, EventArgs e) in d:\AMTSharingV3\AMT.Sharing.Passport\Register.aspx.cs:73
System.Web.Util.CalliEventHandlerDelegateProxy.Callback(Object sender, EventArgs e) +52
System.Web.UI.Control.OnLoad(EventArgs e) +97
System.Web.UI.Control.LoadRecursive() +61
System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +693
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