错误!Object reference not set to an instance of an object. MySql.Data at MySql.Data.MySqlClient.MySqlConnection.get_ServerThread() at MySql.Data.MySqlClient.MySqlConnection.HandleTimeoutOrThreadAbort(Exception ex) at MySql.Data.MySqlClient.MySqlCommand.ExecuteReader(CommandBehavior behavior) at Weed.SDQ.SqlRun.ExeReader(DbCommand cmd, CommandBehavior rowBehavior, QDbTran qTran)