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7.6

Error as Object reference not set to an instance of an object.

Asked by Srsystemanalyst in Programming for ASP.NET, .NET, Oracle Database

Tags: set, reference, instance

Hello Experts,

I am getting an error in Visual Studio 2005. Trying to write a select query but I am getting an error as:

Object reference not set to an instance of an object.
Description: An unhandled exception occurred during the execution of the current web request. Please review the stack trace for more information about the error and where it originated in the code.

Exception Details: System.NullReferenceException: Object reference not set to an instance of an object.

Source Error:


Line 153:
Line 154:            command.CommandText += "AND (DOC_INDEX.ALERT_TYPE LIKE :alerttype ";
Line 155:            if (objGetData.AlertType == "%")
Line 156:            {
Line 157:
 
I am posting my code too :

using GatewayBaseLib;
using System;
using System.Data;
using System.Collections.Generic;
using System.Configuration;
using System.Text;
using Oracle.DataAccess.Client;
using PlanningAlertLib.BusinessLogic;
using PlanningAlertLib.Exceptions;


namespace PlanningAlertLib.DataAccess
{
    internal class PlanningAlertGateway : Gateway
    {
        //////String strConnection = "Data Source=ar01;User ID=dms;password=dms";
        public BusinessLogic.PlanningAlertCollection GetData(BusinessLogic.PlanningAlert objGetData, string sortExp)
        {
            PlanningAlertCollection planningAlertCol = new PlanningAlertCollection();

            string cnStr = GetConnectionString();
            using (OracleConnection connection = new OracleConnection(cnStr))
            {
                TryOpenConnection(connection);

                using (OracleCommand command = connection.CreateCommand())
                {
                    string selectOra = MakeSelectString();
                    command.CommandText = selectOra;
                    PrepCommand(command, objGetData);

                    using (OracleDataReader reader = command.ExecuteReader())
                    {
                        try
                        {
                            while (reader.Read())
                            {
                                PlanningAlert accessData = new PlanningAlert();
                                 FillAccessData(reader, accessData);
                                planningAlertCol.Add(accessData);
                            }
                        }
                        catch (Exception ex)
                        {
                            throw new PlanningAlertLibException("Unable to get data from the database.", ex);
                        }
                        finally
                        {
                            if (!reader.IsClosed)
                            {
                                reader.Close();
                            }

                            if (connection.State != ConnectionState.Closed)
                            {
                                connection.Close();
                            }
                        }
                    }


                }
            }


            return planningAlertCol;
        }
        //////public BusinessLogic.AccessData getData(BusinessLogic.AccessData objGetData)
        //////{
        //////    OracleConnection connection;
        //////    OracleCommand command;
        //////    OracleDataAdapter objadpt;
        //////    DataSet objDs = new DataSet();

        //////    try
        //////    {
        //////        connection = new OracleConnection(strConnection);
        //////        String strQuery = objGetData.strQueryString.ToString();
        //////        command = new OracleCommand(strQuery, connection);
        //////        command.CommandType = CommandType.Text;
        //////        command.CommandTimeout = 90;
        //////        objadpt = new OracleDataAdapter(command);
        //////        objadpt.Fill(objDs);
        //////        objGetData.dsGetData = objDs;
        //////    }

        //////    catch (Exception ex)
        //////    {
        //////        throw ex;
        //////    }
        //////    return objGetData;
        //////}

        protected override string GetConnectionString()
        {
            ConnectionStringSettings settings;
#if DEBUG
            settings = ConfigurationManager.ConnectionStrings["DMSDevConnectionString"];
#else
                    settings = ConfigurationManager.ConnectionStrings["DMSConnectionString"];
#endif

            if (settings == null)
            {
                throw new PlanningAlertLibException("Connection string undefined in application config file.");
            }

            return settings.ConnectionString;
        }

        private void FillAccessData(OracleDataReader reader, PlanningAlert accessData)
        {
           
            accessData.AlertType = GetStringTypeValue(reader["AlertType"]);
            accessData.EMPTO = GetStringTypeValue(reader["EMPTO"]);
            accessData.EMPFROM = GetStringTypeValue(reader["EMPFROM"]);
            accessData.DESCRIPTION = GetStringTypeValue(reader["DESCRIPTION"]);
            accessData.PossibleProblem = GetStringTypeValue(reader["POSSIBLEPROBLEM"]);
            accessData.ProblemResolved = GetStringTypeValue(reader["PROBLEMRESOLVED"]);
            accessData.DefiniteProblem = GetStringTypeValue(reader["DEFINITEPROBLEM"]);
            accessData.Action = GetStringTypeValue(reader["action"]);
            accessData.Information = GetStringTypeValue(reader["INFORMATION"]);
            accessData.LimitCycles = GetInt64TypeValue(reader["LIMITCYCLES"]);
            accessData.LimitDays = GetInt64TypeValue(reader["LIMITDAYS"]);
            accessData.LimitHours = GetDoubleTypeValue(reader["LIMITHOURS"]);
            accessData.TimerCycles = GetInt64TypeValue(reader["TIMERCYCLES"]);
            accessData.TimerDays = GetInt64TypeValue(reader["TIMERDAYS"]);
            accessData.TimerHours = GetDoubleTypeValue(reader["TIMERHOURS"]);
            accessData.Sceptreforecast = GetStringTypeValue(reader["SCEPTREFORECAST"]);
            accessData.Forecastper = GetStringTypeValue(reader["FORECASTPER"]);
            accessData.Errorby = GetStringTypeValue(reader["ERRORBY"]);
            accessData.Errortype = GetStringTypeValue(reader["ERRORTYPE"]);
            accessData.Station = GetStringTypeValue(reader["STATION"]);
            accessData.ADnumber = GetStringTypeValue(reader["ADNUMBER"]);
            accessData.DocNumber = GetStringTypeValue(reader["DOCNUMBER"]);
            accessData.DocType = GetStringTypeValue(reader["DOCTYPE"]);

        }

        private string GetIntTypeValue(object p)
        {
            throw new Exception("The method or operation is not implemented.");
        }

        private void PrepCommand(OracleCommand command, PlanningAlert objGetData)
        {
            bool isFirstParam = true;

            if (!isFirstParam)
            {                
                isFirstParam = false;
            }

            command.CommandText += "AND (DOC_INDEX.ALERT_TYPE LIKE :alerttype ";
//////// I am getting error in the below line :
            if (objGetData.AlertType == "%")
            {

                command.CommandText += "OR DOC_INDEX.ALERT_TYPE IS NULL ";
            }
                command.CommandText += ") ";
                command.Parameters.Add("alerttype", OracleDbType.Varchar2, 25);
                command.Parameters["alerttype"].Value = objGetData.AlertType;

                command.CommandText += "AND (DOC_INDEX.EMP_TO LIKE :empto ";
                if (objGetData.EMPTO == "%")
                {

                    command.CommandText += "OR DOC_INDEX.EMP_TO IS NULL ";
                }        
               
                command.CommandText += ") ";
                command.Parameters.Add("empto", OracleDbType.Varchar2, 100);
                command.Parameters["empto"].Value = objGetData.EMPTO;



                command.CommandText += "AND (DOC_INDEX.EMP_FROM LIKE :empfrom ";
                if (objGetData.EMPFROM == "%")
                {

                    command.CommandText += "OR DOC_INDEX.EMP_FROM IS NULL ";
                }  

                command.CommandText += ") ";
                command.Parameters.Add("empfrom", OracleDbType.Varchar2, 100);
                command.Parameters["empfrom"].Value = objGetData.EMPFROM;


                command.CommandText += "AND (DOC_INDEX.DESCRIPTION LIKE :description ";
            if (objGetData.DESCRIPTION == "%")
            {
               
                    command.CommandText += "OR DOC_INDEX.DESCRIPTION IS NULL ";
               
            }
                command.CommandText += ") ";
                command.Parameters.Add("description", OracleDbType.Varchar2, 1024);
                command.Parameters["description"].Value = objGetData.DESCRIPTION;


                command.CommandText += "AND (DOC_INDEX.POSSIBLE_PROBLEM LIKE :possprob ";
                if (objGetData.PossibleProblem == "%")
                {

                    command.CommandText += "OR DOC_INDEX.POSSIBLE_PROBLEM IS NULL ";

                }
                command.CommandText += ") ";
                command.Parameters.Add("possprob", OracleDbType.Varchar2, 100);
                command.Parameters["possprob"].Value = objGetData.PossibleProblem;



                command.CommandText += "AND (DOC_INDEX.PROBLEM_RESOLVED LIKE :probres ";
            if (objGetData.ProblemResolved == "%")
            {
               
                    command.CommandText += "OR DOC_INDEX.PROBLEM_RESOLVED IS NULL ";
                 
            }
                command.CommandText += ") ";
                command.Parameters.Add("probres", OracleDbType.Varchar2, 10);
                command.Parameters["probreso"].Value = objGetData.PossibleProblem;


                command.CommandText += "AND (DOC_INDEX.DEFINITE_PROBLEM LIKE :defprob ";
                if (objGetData.DefiniteProblem == "%")
                {

                    command.CommandText += "OR DOC_INDEX.DEFINITE_PROBLEM IS NULL ";
                }  
                command.CommandText += ") ";
                command.Parameters.Add("defprob", OracleDbType.Varchar2, 10);
                command.Parameters["defprob"].Value = objGetData.DefiniteProblem;


                  command.CommandText += "AND (DOC_INDEX.ACTION LIKE :action ";
                  if (objGetData.Action == "%")
                  {

                      command.CommandText += "OR DOC_INDEX.ACTION IS NULL ";
                  }
                command.CommandText += ") ";
                command.Parameters.Add("action", OracleDbType.Varchar2, 1024);
                command.Parameters["action"].Value = objGetData.Action;


                command.CommandText += "AND (DOC_INDEX.INFORMATION LIKE :information ";          
            if (objGetData.Information == "%")
            {
               
                    command.CommandText += "OR DOC_INDEX.INFORMATION IS NULL ";
               

                command.CommandText += ") ";
                command.Parameters.Add("information", OracleDbType.Varchar2, 1024);
                command.Parameters["information"].Value = objGetData.Information;
            }


            command.CommandText += "AND (DOC_INDEX.LIMIT_CYCLES LIKE :lcy ";
            if (objGetData.LimitCycles != -1)
            {

                command.CommandText += "OR DOC_INDEX.LIMIT_CYCLES IS NULL ";
            }
                command.CommandText += ") ";
                command.Parameters.Add("lcy", OracleDbType.Int64);
                command.Parameters["lcy"].Value = objGetData.LimitCycles;



                command.CommandText += "AND (DOC_INDEX.LIMIT_DAYS LIKE :ldays ";
                if (objGetData.LimitDays != -1)
                {

                    command.CommandText += "OR DOC_INDEX.LIMIT_DAYS IS NULL ";
                }
                command.CommandText += ") ";
                command.Parameters.Add("ldays", OracleDbType.Int64);
                command.Parameters["ldays"].Value = objGetData.LimitDays;



                command.CommandText += "AND (DOC_INDEX.LIMIT_HOURS LIKE :lhrs ";
                if (objGetData.LimitHours != -1)
                {

                    command.CommandText += "OR DOC_INDEX.LIMIT_HOURS IS NULL ";

                }
                command.CommandText += ") ";
                command.Parameters.Add("lhrs", OracleDbType.Double);
                command.Parameters["lhrs"].Value = objGetData.LimitHours;



                command.CommandText += "AND (DOC_INDEX.TIME_REM_CYCLES LIKE :timercy ";
                if (objGetData.TimerCycles != -1)
                {

                    command.CommandText += "OR DOC_INDEX.TIME_REM_CYCLES IS NULL ";
                }

                command.CommandText += ") ";
                command.Parameters.Add("timercy", OracleDbType.Int64);
                command.Parameters["timercy"].Value = objGetData.TimerCycles;



                command.CommandText += "AND (DOC_INDEX.TIME_REM_DAYS LIKE :timerdays ";
                if (objGetData.TimerCycles != -1)
                {

                    command.CommandText += "OR DOC_INDEX.TIME_REM_DAYS IS NULL ";
                }
                command.CommandText += ") ";
                command.Parameters.Add("timerdays", OracleDbType.Int64);
                command.Parameters["timerdays"].Value = objGetData.TimerDays;



                command.CommandText += "AND (DOC_INDEX.TIME_REM_HOURS LIKE :timerhrs ";
                if (objGetData.TimerHours != -1)
                {

                    command.CommandText += "OR DOC_INDEX.TIME_REM_HOURS IS NULL ";
                }
                command.CommandText += ") ";
                command.Parameters.Add("timerhrs", OracleDbType.Double);
                command.Parameters["timerhrs"].Value = objGetData.TimerHours;



                command.CommandText += "AND (DOC_INDEX.SCEPTRE_FORECAST LIKE :sceptref ";
                if (objGetData.Sceptreforecast == "%")
                {

                    command.CommandText += "OR DOC_INDEX.SCEPTRE_FORECAST IS NULL ";
                }
                command.CommandText += ") ";
                command.Parameters.Add("sceptref", OracleDbType.Varchar2, 100);
                command.Parameters["sceptref"].Value = objGetData.Sceptreforecast;


                command.CommandText += "AND (DOC_INDEX.FORECAST_PER LIKE :forecastp ";
                if (objGetData.Forecastper == "%")
                {

                    command.CommandText += "OR DOC_INDEX.FORECAST_PER IS NULL ";

                }
                command.CommandText += ") ";
                command.Parameters.Add("forecastp", OracleDbType.Varchar2, 100);
                command.Parameters["forecastp"].Value = objGetData.Forecastper;



                command.CommandText += "AND (DOC_INDEX.ERROR_BY LIKE :errorby ";
                if (objGetData.Errorby == "%")
                {

                    command.CommandText += "OR DOC_INDEX.ERROR_BY IS NULL ";
                }

                command.CommandText += ") ";
                command.Parameters.Add("errorby", OracleDbType.Varchar2, 100);
                command.Parameters["errorby"].Value = objGetData.Errorby;



                command.CommandText += "AND (DOC_INDEX.ERROR_TYPE LIKE :errortype ";
                if (objGetData.Errortype == "%")
                {

                    command.CommandText += "OR DOC_INDEX.ERROR_TYPE IS NULL ";

                }
                command.CommandText += ") ";
                command.Parameters.Add("errortype", OracleDbType.Varchar2, 100);
                command.Parameters["errortype"].Value = objGetData.Errortype;



                command.CommandText += "AND (DOC_INDEX.STATION LIKE :station ";
                if (objGetData.Station == "%")
                {

                    command.CommandText += "OR DOC_INDEX.STATION IS NULL ";
                }

                command.CommandText += ") ";
                command.Parameters.Add("station", OracleDbType.Varchar2, 100);
                command.Parameters["station"].Value = objGetData.Station;



                command.CommandText += "AND (DOC_INDEX.ADNUMBER LIKE :adnum ";
                if (objGetData.ADnumber == "%")
                {

                    command.CommandText += "OR DOC_INDEX.ADNUMBER IS NULL ";
                }

                command.CommandText += ") ";
                command.Parameters.Add("adnum", OracleDbType.Varchar2, 100);
                command.Parameters["adnum"].Value = objGetData.ADnumber;



                command.CommandText += "AND (DOC_INDEX.DOC_NUMBER LIKE :docnum ";
                if (objGetData.DocNumber == "%")
                {

                    command.CommandText += "OR DOC_INDEX.DOC_NUMBER IS NULL ";
                }
                command.CommandText += ") ";
                command.Parameters.Add("docnum", OracleDbType.Varchar2, 100);
                command.Parameters["docnum"].Value = objGetData.DocNumber;



                command.CommandText += "AND (DOC_INDEX.DOC_TYPE LIKE :doctype ";
                if (objGetData.DocType == "%")
                {

                    command.CommandText += "OR DOC_INDEX.DOC_TYPE IS NULL ";
                }

                command.CommandText += ") ";
                command.Parameters.Add("doctype", OracleDbType.Varchar2, 100);
                command.Parameters["doctype"].Value = objGetData.DocType;
           


        }

        private string MakeSelectString()
        {
         
            StringBuilder selectStr = new StringBuilder();
            selectStr.Append("SELECT ALERT_TYPE, EMP_TO, EMP_FROM, DESCRIPTION, POSSIBLE_PROBLEM, PROBLEM_RESOLVED, DEFINITE_PROBLEM, ACTION, INFORMATION, LIMIT_CYCLES, LIMIT_DAYS, LIMIT_HOURS, TIME_REM_CYCLES, TIME_REM_DAYS, TIME_REM_HOURS, SCEPTRE_FORECAST, FORECAST_PER, ERROR_BY, ERROR_TYPE, STATION, ADNUMBER, DOC_NUMBER, DOC_TYPE FROM DOC_INDEX");
            return selectStr.ToString();
        }

        internal int InsertData(BusinessLogic.PlanningAlert objInsertData)
        {
            int rowsAffected = 0;
            string cnStr = GetConnectionString();
           
            using (OracleConnection connection = new OracleConnection(cnStr))
            {
                TryOpenConnection(connection);

                using (OracleCommand command = connection.CreateCommand())
                {
                    string strQuery = "Insert into DOC_INDEX (DOC_ID,ALERT_TYPE, EMP_TO, EMP_FROM, DESCRIPTION, POSSIBLE_PROBLEM, PROBLEM_RESOLVED, DEFINITE_PROBLEM, ACTION, INFORMATION, LIMIT_CYCLES, LIMIT_DAYS, LIMIT_HOURS, TIME_REM_CYCLES, TIME_REM_DAYS, TIME_REM_HOURS, SCEPTRE_FORECAST, FORECAST_PER, ERROR_BY, ERROR_TYPE, STATION, ADNUMBER, DOC_NUMBER, DOC_TYPE) VALUES (DOC_INDEX_ID.NEXTVAL,:alerttype, :empto, :empfrom, :description, :possibleprob, :pres, :defp, :action, :info, :lcy, :ldys, :lhrs, :trc, :trd, :trh, :sceptrefore, :forecastper, :errorby, :errortype, :station, :adnum, :docnum, :doctype)";
                   
                    command.CommandText = strQuery;
                   
                    try
                    {
                        #region InsertParams

                       

                        OracleParameter objParam1 = new OracleParameter();
                        objParam1.ParameterName = ":alerttype";
                        objParam1.OracleDbType = OracleDbType.Varchar2;
                        objParam1.Value = objInsertData.AlertType;
                        command.Parameters.Add(objParam1);

                        OracleParameter objParam2 = new OracleParameter();
                        objParam2.ParameterName = ":empto";
                        objParam2.OracleDbType = OracleDbType.Varchar2;
                        objParam2.Value = objInsertData.EMPTO;
                        command.Parameters.Add(objParam2);

                        OracleParameter objParam3 = new OracleParameter();
                        objParam3.ParameterName = ":empfrom";
                        objParam3.OracleDbType = OracleDbType.Varchar2;
                        objParam3.Value = objInsertData.EMPFROM;
                        command.Parameters.Add(objParam3);

                        OracleParameter objParam4 = new OracleParameter();
                        objParam4.ParameterName = ":description";
                        objParam4.OracleDbType = OracleDbType.Varchar2;
                        objParam4.Value = objInsertData.DESCRIPTION;
                        command.Parameters.Add(objParam4);

                        OracleParameter objParam23 = new OracleParameter();
                        objParam23.ParameterName = ":possibleprob";
                        objParam23.OracleDbType = OracleDbType.Varchar2;
                        objParam23.Value = objInsertData.PossibleProblem;
                        command.Parameters.Add(objParam23);

                        OracleParameter objParam5 = new OracleParameter();
                        objParam5.ParameterName = ":pres";
                        objParam5.OracleDbType = OracleDbType.Varchar2;
                        objParam5.Value = objInsertData.ProblemResolved;
                        command.Parameters.Add(objParam5);

                        OracleParameter objParam6 = new OracleParameter();
                        objParam6.ParameterName = ":defp";
                        objParam6.OracleDbType = OracleDbType.Varchar2;
                        objParam6.Value = objInsertData.DefiniteProblem;
                        command.Parameters.Add(objParam6);

                        OracleParameter objParam7 = new OracleParameter();
                        objParam7.ParameterName = ":action";
                        objParam7.OracleDbType = OracleDbType.Varchar2;
                        objParam7.Value = objInsertData.Action;
                        command.Parameters.Add(objParam7);

                        OracleParameter objParam8 = new OracleParameter();
                        objParam8.ParameterName = ":info";
                        objParam8.OracleDbType = OracleDbType.Varchar2;
                        objParam8.Value = objInsertData.Information;
                        command.Parameters.Add(objParam8);

                        OracleParameter objParam9 = new OracleParameter();
                        objParam9.ParameterName = ":lcy";
                        objParam9.OracleDbType = OracleDbType.Int64;
                        objParam9.Value = objInsertData.LimitCycles;
                        command.Parameters.Add(objParam9);

                        OracleParameter objParam10 = new OracleParameter();
                        objParam10.ParameterName = ":ldys";
                        objParam10.OracleDbType = OracleDbType.Int64;
                        objParam10.Value = objInsertData.LimitDays;
                        command.Parameters.Add(objParam10);

                        OracleParameter objParam11 = new OracleParameter();
                        objParam11.ParameterName = ":lhrs";
                        objParam11.OracleDbType = OracleDbType.Double;
                        objParam11.Value = objInsertData.LimitHours;
                        command.Parameters.Add(objParam11);


                        OracleParameter objParam12 = new OracleParameter();
                        objParam12.ParameterName = ":trc";
                        objParam12.OracleDbType = OracleDbType.Int64;
                        objParam12.Value = objInsertData.TimerCycles;
                        command.Parameters.Add(objParam12);

                        OracleParameter objParam13 = new OracleParameter();
                        objParam13.ParameterName = ":trd";
                        objParam13.OracleDbType = OracleDbType.Int64;
                        objParam13.Value = objInsertData.TimerDays;
                        command.Parameters.Add(objParam13);

                        OracleParameter objParam14 = new OracleParameter();
                        objParam14.ParameterName = ":trh";
                        objParam14.OracleDbType = OracleDbType.Double;
                        objParam14.Value = objInsertData.TimerHours;
                        command.Parameters.Add(objParam14);

                        OracleParameter objParam15 = new OracleParameter();
                        objParam15.ParameterName = ":sceptrefore";
                        objParam15.OracleDbType = OracleDbType.Varchar2;
                        objParam15.Value = objInsertData.Sceptreforecast;
                        command.Parameters.Add(objParam15);

                        OracleParameter objParam16 = new OracleParameter();
                        objParam16.ParameterName = ":forecastper";
                        objParam16.OracleDbType = OracleDbType.Varchar2;
                        objParam16.Value = objInsertData.Forecastper;
                        command.Parameters.Add(objParam16);

                        OracleParameter objParam17 = new OracleParameter();
                        objParam17.ParameterName = ":errorby";
                        objParam17.OracleDbType = OracleDbType.Varchar2;
                        objParam17.Value = objInsertData.Errorby;
                        command.Parameters.Add(objParam17);

                        OracleParameter objParam18 = new OracleParameter();
                        objParam18.ParameterName = ":errortype";
                        objParam18.OracleDbType = OracleDbType.Varchar2;
                        objParam18.Value = objInsertData.Errortype;
                        command.Parameters.Add(objParam18);

                        OracleParameter objParam19 = new OracleParameter();
                        objParam19.ParameterName = ":station";
                        objParam19.OracleDbType = OracleDbType.Varchar2;
                        objParam19.Value = objInsertData.Station;
                        command.Parameters.Add(objParam19);

                        OracleParameter objParam20 = new OracleParameter();
                        objParam20.ParameterName = ":adnum";
                        objParam20.OracleDbType = OracleDbType.Varchar2;
                        objParam20.Value = objInsertData.ADnumber;
                        command.Parameters.Add(objParam20);

                        OracleParameter objParam21 = new OracleParameter();
                        objParam21.ParameterName = ":docnum";
                        objParam21.OracleDbType = OracleDbType.Varchar2;
                        objParam21.Value = objInsertData.DocNumber;
                        command.Parameters.Add(objParam21);

                        OracleParameter objParam22 = new OracleParameter();
                        objParam22.ParameterName = ":doctype";
                        objParam22.OracleDbType = OracleDbType.Varchar2;
                        objParam22.Value = objInsertData.DocType;
                        command.Parameters.Add(objParam22);

                        //OracleParameter objParam24 = new OracleParameter();
                        //objParam24.ParameterName = ":pval";
                        //objParam24.OracleDbType = OracleDbType.Varchar2;
                        //objParam24.Value = objInsertData.mepn;
                        //command.Parameters.Add(objParam24);

                        //OracleParameter objParam25 = new OracleParameter();
                        //objParam25.ParameterName = ":sval";
                        //objParam25.OracleDbType = OracleDbType.Varchar2;
                        //objParam25.Value = objInsertData.mesn;
                        //command.Parameters.Add(objParam25);

                        #endregion
                        rowsAffected = command.ExecuteNonQuery();
                    }
                    catch (Exception ex)
                    {
                        throw ex;
                    }
                    finally
                    {
                        TryCloseConnection(connection);
                    }
                   
                }
            }

            return rowsAffected;
        }

        //internal List<AccessData> GetDOC_INDEX()
        //{
        //    List<AccessData> DOC_INDEXList = new List<AccessData>();
        //}

        //public static int InsertData(AccessData DOC_INDEX)
        //{
        //    int rowsAffected = 0;
        //    string cnStr = "Database=AR01;User ID='dms';password='dms'";

        //    using (OracleConnection connection = new OracleConnection(cnStr))
        //    {
        //        connection.Open();

        //        string strQuery = "Insert into DOC_INDEX (ALERT_TYPE, EMP_TO, EMP_FROM, DESCRIPTION, POSSIBLE_PROBLEM, PROBLEM_RESOLVED, DEFINITE_PROBLEM, ACTION, INFORMATION, LIMIT_CYCLES, LIMIT_DAYS, LIMIT_HOURS, TIME_REM_CYCLES, TIME_REM_DAYS, TIME_REM_HOURS, SCEPTRE_FORECAST, FORECAST_PER, ERROR_BY, ERROR_TYPE, STATION, ADNUMBER, DOC_NUMBER, DOC_TYPE) VALUES (@alerttype, @to, @from, @description, @possibleprob, @probresolv, @definiteprob, @action, @info, @limitcycles, @limitdays, @limithrs, @timeremcy,@timeremdays, @timeremhrs, @sceptrefore, @forecastper, @errorby, @errortype, @station, @adnum, @docnum, @doctype)";

        //        using (OracleCommand command = new OracleCommand(strQuery, connection))
        //        {
        //            try
        //            {

        //                OracleParameter objParam1 = new OracleParameter();
        //                objParam1.ParameterName = "alerttype";
        //                objParam1.OracleDbType = OracleDbType.Varchar2;
        //                objParam1.Value = DOC_INDEX.AlertType;
        //                command.Parameters.Add(objParam1);

        //                OracleParameter objParam2 = new OracleParameter();
        //                objParam2.ParameterName = "@to";
        //                objParam2.OracleDbType = OracleDbType.Varchar2;
        //                objParam2.Value = DOC_INDEX.EMPTO;
        //                command.Parameters.Add(objParam2);

        //                OracleParameter objParam3 = new OracleParameter();
        //                objParam3.ParameterName = "@from";
        //                objParam3.OracleDbType = OracleDbType.Varchar2;
        //                objParam3.Value = DOC_INDEX.EMPFROM;
        //                command.Parameters.Add(objParam3);

        //                OracleParameter objParam4 = new OracleParameter();
        //                objParam4.ParameterName = "@description";
        //                objParam4.OracleDbType = OracleDbType.Varchar2;
        //                objParam4.Value = DOC_INDEX.DESCRIPTION;
        //                command.Parameters.Add(objParam4);

        //                OracleParameter objParam23 = new OracleParameter();
        //                objParam23.ParameterName = "@possibleprob";
        //                objParam23.OracleDbType = OracleDbType.Varchar2;
        //                objParam23.Value = DOC_INDEX.PossibleProblem;
        //                command.Parameters.Add(objParam23);

        //                OracleParameter objParam5 = new OracleParameter();
        //                objParam5.ParameterName = "@probresolv";
        //                objParam5.OracleDbType = OracleDbType.Varchar2;
        //                objParam5.Value = DOC_INDEX.DESCRIPTION;
        //                command.Parameters.Add(objParam5);

        //                OracleParameter objParam6 = new OracleParameter();
        //                objParam6.ParameterName = "@definiteprob";
        //                objParam6.OracleDbType = OracleDbType.Varchar2;
        //                objParam6.Value = DOC_INDEX.DefiniteProblem;
        //                command.Parameters.Add(objParam6);

        //                OracleParameter objParam7 = new OracleParameter();
        //                objParam7.ParameterName = "@action";
        //                objParam7.OracleDbType = OracleDbType.Varchar2;
        //                objParam7.Value = DOC_INDEX.Action;
        //                command.Parameters.Add(objParam7);

        //                OracleParameter objParam8 = new OracleParameter();
        //                objParam8.ParameterName = "@info";
        //                objParam8.OracleDbType = OracleDbType.Varchar2;
        //                objParam8.Value = DOC_INDEX.Information;
        //                command.Parameters.Add(objParam8);

        //                OracleParameter objParam9 = new OracleParameter();
        //                objParam9.ParameterName = "@limitcycles";
        //                objParam9.OracleDbType = OracleDbType.Int64;
        //                objParam9.Value = DOC_INDEX.LimitCycles;
        //                command.Parameters.Add(objParam9);

        //                OracleParameter objParam10 = new OracleParameter();
        //                objParam10.ParameterName = "@limitdays";
        //                objParam10.OracleDbType = OracleDbType.Int64;
        //                objParam10.Value = DOC_INDEX.LimitDays;
        //                command.Parameters.Add(objParam10);

        //                OracleParameter objParam11 = new OracleParameter();
        //                objParam11.ParameterName = "@limithrs";
        //                objParam11.OracleDbType = OracleDbType.Int64;
        //                objParam11.Value = DOC_INDEX.LimitHours;
        //                command.Parameters.Add(objParam11);


        //                OracleParameter objParam12 = new OracleParameter();
        //                objParam12.ParameterName = "@timeremcy";
        //                objParam12.OracleDbType = OracleDbType.Int64;
        //                objParam12.Value = DOC_INDEX.TimerCycles;
        //                command.Parameters.Add(objParam12);

        //                OracleParameter objParam13 = new OracleParameter();
        //                objParam13.ParameterName = "@timeremdays";
        //                objParam13.OracleDbType = OracleDbType.Int64;
        //                objParam13.Value = DOC_INDEX.TimerDays;
        //                command.Parameters.Add(objParam13);

        //                OracleParameter objParam14 = new OracleParameter();
        //                objParam14.ParameterName = "@timeremhrs";
        //                objParam14.OracleDbType = OracleDbType.Int64;
        //                objParam14.Value = DOC_INDEX.TimerHours;
        //                command.Parameters.Add(objParam14);

        //                OracleParameter objParam15 = new OracleParameter();
        //                objParam15.ParameterName = "@sceptrefore";
        //                objParam15.OracleDbType = OracleDbType.Varchar2;
        //                objParam15.Value = DOC_INDEX.Sceptreforecast;
        //                command.Parameters.Add(objParam15);

        //                OracleParameter objParam16 = new OracleParameter();
        //                objParam16.ParameterName = "@forecastper";
        //                objParam16.OracleDbType = OracleDbType.Varchar2;
        //                objParam16.Value = DOC_INDEX.Forecastper;
        //                command.Parameters.Add(objParam16);

        //                OracleParameter objParam17 = new OracleParameter();
        //                objParam17.ParameterName = "@errorby";
        //                objParam17.OracleDbType = OracleDbType.Varchar2;
        //                objParam17.Value = DOC_INDEX.Errorby;
        //                command.Parameters.Add(objParam17);

        //                OracleParameter objParam18 = new OracleParameter();
        //                objParam18.ParameterName = "@errortype";
        //                objParam18.OracleDbType = OracleDbType.Varchar2;
        //                objParam18.Value = DOC_INDEX.Errortype;
        //                command.Parameters.Add(objParam18);

        //                OracleParameter objParam19 = new OracleParameter();
        //                objParam19.ParameterName = "@station";
        //                objParam19.OracleDbType = OracleDbType.Varchar2;
        //                objParam19.Value = DOC_INDEX.Station;
        //                command.Parameters.Add(objParam19);

        //                OracleParameter objParam20 = new OracleParameter();
        //                objParam20.ParameterName = "@adnum";
        //                objParam20.OracleDbType = OracleDbType.Varchar2;
        //                objParam20.Value = DOC_INDEX.ADnumber;
        //                command.Parameters.Add(objParam20);

        //                OracleParameter objParam21 = new OracleParameter();
        //                objParam21.ParameterName = "@docnum";
        //                objParam21.OracleDbType = OracleDbType.Varchar2;
        //                objParam21.Value = DOC_INDEX.DocNumber;
        //                command.Parameters.Add(objParam21);

        //                OracleParameter objParam22 = new OracleParameter();
        //                objParam22.ParameterName = "@doctype";
        //                objParam22.OracleDbType = OracleDbType.Varchar2;
        //                objParam22.Value = DOC_INDEX.DocType;
        //                command.Parameters.Add(objParam22);

        //                rowsAffected = command.ExecuteNonQuery();
        //            }
        //            catch (Exception)
        //            {
        //                throw;
        //            }
        //            finally
        //            {
                       
        //            }
        //        }
        //    }



        //    return rowsAffected;
        //}

    }

}

Thanks a lot for all your help.


 
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Keywords: Error as Object reference not set to an …
 
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[+][-]07/12/07 01:40 PM, ID: 19476006Accepted Solution

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Zones: Programming for ASP.NET, .NET, Oracle Database
Tags: set, reference, instance
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Solution Provided By: BurntSky
Participating Experts: 2
Solution Grade: A
 
[+][-]07/11/07 03:37 PM, ID: 19467346Expert Comment

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