System.ArgumentException: 列“name”不属于表 objDataSet。
   在 System.Data.DataRow.GetDataColumn(String columnName)
   在 System.Data.DataRow.get_Item(String columnName)
   在 personal_Default.Bindhot_city(Int32 type) 位置 f:\usr\localuser\hmw141066\personal\Default.aspx.cs:行号 208
   在 personal_Default.Page_Load(Object sender, EventArgs e) 位置 f:\usr\localuser\hmw141066\personal\Default.aspx.cs:行号 24<div align=center><font color=red>温馨提示：</font>数据库访问失败，请稍候再尝试。<br><br>错误日志：<br>System.NullReferenceException: 未将对象引用设置到对象的实例。
   在 System.Data.SqlClient.SqlInternalConnectionTds.ResolveExtendedServerName(ServerInfo serverInfo, Boolean aliasLookup, SqlConnection owningObject)
   在 System.Data.SqlClient.SqlInternalConnectionTds.LoginNoFailover(String host, String newPassword, Boolean redirectedUserInstance, SqlConnection owningObject, SqlConnectionString connectionOptions, Int64 timerStart)
   在 System.Data.SqlClient.SqlInternalConnectionTds.OpenLoginEnlist(SqlConnection owningObject, SqlConnectionString connectionOptions, String newPassword, Boolean redirectedUserInstance)
   在 System.Data.SqlClient.SqlInternalConnectionTds..ctor(DbConnectionPoolIdentity identity, SqlConnectionString connectionOptions, Object providerInfo, String newPassword, SqlConnection owningObject, Boolean redirectedUserInstance)
   在 System.Data.SqlClient.SqlConnectionFactory.CreateConnection(DbConnectionOptions options, Object poolGroupProviderInfo, DbConnectionPool pool, DbConnection owningConnection)
   在 System.Data.ProviderBase.DbConnectionFactory.CreatePooledConnection(DbConnection owningConnection, DbConnectionPool pool, DbConnectionOptions options)
   在 System.Data.ProviderBase.DbConnectionPool.CreateObject(DbConnection owningObject)
   在 System.Data.ProviderBase.DbConnectionPool.UserCreateRequest(DbConnection owningObject)
   在 System.Data.ProviderBase.DbConnectionPool.GetConnection(DbConnection owningObject)
   在 System.Data.ProviderBase.DbConnectionFactory.GetConnection(DbConnection owningConnection)
   在 System.Data.ProviderBase.DbConnectionClosed.OpenConnection(DbConnection outerConnection, DbConnectionFactory connectionFactory)
   在 System.Data.SqlClient.SqlConnection.Open()
   在 DBOperator.Data.OperatorSql.Open()</div>