“/”应用程序中的服务器错误。

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行 166:    Private Shared Sub PrepareCommand(ByVal cmd As SqlCommand, ByVal conn As SqlConnection, ByVal trans As SqlTransaction, ByVal cmdType As CommandType, ByVal cmdText As String, ByVal cmdParms As SqlParameter())
行 167:        If (conn.State <> ConnectionState.Open) Then
行 168:            conn.Open()
行 169:        End If
行 170:        cmd.Connection = conn

[SqlException (0x80131904): 无法打开登录所请求的数据库 "db5918656"。登录失败。
用户 'wuzeahi' 登录失败。]
   System.Data.ProviderBase.DbConnectionPool.TryGetConnection(DbConnection owningObject, UInt32 waitForMultipleObjectsTimeout, Boolean allowCreate, Boolean onlyOneCheckConnection, DbConnectionOptions userOptions, DbConnectionInternal& connection) +414
   System.Data.ProviderBase.DbConnectionPool.TryGetConnection(DbConnection owningObject, TaskCompletionSource`1 retry, DbConnectionOptions userOptions, DbConnectionInternal& connection) +78
   System.Data.ProviderBase.DbConnectionFactory.TryGetConnection(DbConnection owningConnection, TaskCompletionSource`1 retry, DbConnectionOptions userOptions, DbConnectionInternal oldConnection, DbConnectionInternal& connection) +196
   System.Data.ProviderBase.DbConnectionInternal.TryOpenConnectionInternal(DbConnection outerConnection, DbConnectionFactory connectionFactory, TaskCompletionSource`1 retry, DbConnectionOptions userOptions) +146
   System.Data.ProviderBase.DbConnectionClosed.TryOpenConnection(DbConnection outerConnection, DbConnectionFactory connectionFactory, TaskCompletionSource`1 retry, DbConnectionOptions userOptions) +16
   System.Data.SqlClient.SqlConnection.TryOpenInner(TaskCompletionSource`1 retry) +94
   System.Data.SqlClient.SqlConnection.TryOpen(TaskCompletionSource`1 retry) +110
   System.Data.SqlClient.SqlConnection.Open() +96
   SqlHelper.PrepareCommand(SqlCommand cmd, SqlConnection conn, SqlTransaction trans, CommandType cmdType, String cmdText, SqlParameter[] cmdParms) in D:\Program Files\wwwroot\9856.cn\www.9856.cn-new\App_Code\SqlHelper.vb:168
   SqlHelper.returnDataSet(String connectionString, CommandType cmdType, String cmdText, SqlParameter[] commandParameters) in D:\Program Files\wwwroot\9856.cn\www.9856.cn-new\App_Code\SqlHelper.vb:159
   fun.Get_DataSet_by_sql(String sql) in D:\Program Files\wwwroot\9856.cn\www.9856.cn-new\App_Code\fun.vb:304
   line2.Page_Load(Object sender, EventArgs e) in D:\Program Files\wwwroot\9856.cn\www.9856.cn-new\line.ascx.vb:187
   System.Web.UI.Control.OnLoad(EventArgs e) +92
   System.Web.UI.Control.LoadRecursive() +54
   System.Web.UI.Control.LoadRecursive() +145
   System.Web.UI.BasePartialCachingControl.LoadRecursive() +49
   System.Web.UI.Control.LoadRecursive() +145
   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +772