資料庫連結失敗!<br><br>SELECT TOP 1 HN_Title, HN_From, HN_Source, HN_Date, HN_Content FROM LY_HotNews WHERE HN_Serial = 539 AND HN_Available = 1 AND HN_ON = 1 ORDER BY HN_SortNumber DESC<br><br>System.Data.OleDb.OleDbException: Could not use ''; file already in use.
   at System.Data.OleDb.OleDbConnectionInternal..ctor(OleDbConnectionString constr, OleDbConnection connection)
   at System.Data.OleDb.OleDbConnectionFactory.CreateConnection(DbConnectionOptions options, Object poolGroupProviderInfo, DbConnectionPool pool, DbConnection owningObject)
   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.OleDb.OleDbConnection.Open()
   at ccioo.Data.DB.ExecuteReader(String myQuery)