Get Two error messages when I try to run Program. I am using Microsoft visuals. Please Edit/change and Highlight the errors. Thank you

Get error LNK2005: int__clrcall main( cli::array^)"

(?main@@$$HYMHP$01AP$AAVString@System@@@Z) already defined in Program3.obj H:\Project3.a\WindowsFormsApplication1\WindowsFormsApplication1\WindowsFormsApplication1.obj WindowsFormsApplication1

Get error LNK1169: One or more multiple defined symbols found

//HeaderFiler

#ifndef TInventory_H

#define TInventory_H

#include

#include

#include

using namespace std;

using namespace System;

using namespace System::IO;

using namespace System::Windows::Forms;

using namespace System::Runtime::InteropServices;

class TInventory

{

private:

int ProductId;

mutable char ProductDescription[35];

int ManufactureId;

double WholesalePrice;

double MarkUpPercentage;

int ProductQuantity;

TInventory* NextRecordPointer;

public:

//*************

//Constructors*

//*************

TInventory( );

void ListRecords (char*);

void InsertItem(int, char[], int, double, double, int, TInventory*);

int CountItems(); //added

TInventory( int, char [], int, double, double, int );

//Returns private memebers

int GetProductIdNumber ( ) const;

char* GetProductDescription ( ) const;

int GetManufactureId ( ) const;

double GetWholesalePrice ( ) const;

double GetMarkUpPercentage ( ) const;

int GetProductQuantity () const;

TInventory* GetLink() const;

double RetailPrice() const;

//Display Information about the inventory

void SetProductIDNumber (int);

void SetProductDescription (char [ ]);

void SetManufactureId (int);

void SetWholesalePrice (double);

void SetMarkUpPercentage(double);

void SetProductQuantity(int);

void SetLink(TInventory*);

};

#endif

Form1.h

#pragma once

namespace WindowsFormsApplication1 {

using namespace System;

using namespace System::ComponentModel;

using namespace System::Collections;

using namespace System::Windows::Forms;

using namespace System::Data;

using namespace System::Drawing;

///

/// Summary for Form

///

public ref class Form1 : public System::Windows::Forms::Form

{

public:

Form1(void)

{

InitializeComponent();

//

//TODO: Add the constructor code here

//

}

protected:

///

/// Clean up any resources being used.

///

~Form1()

{

if (components)

{

delete components;

}

}

private: System::Windows::Forms::Panel^ panel1;

protected:

private: System::Windows::Forms::GroupBox^ groupBox2;

private: System::Windows::Forms::GroupBox^ groupBox1;

private: System::Windows::Forms::Label^ label1;

private: System::Windows::Forms::Label^ label;

private: System::Windows::Forms::Label^ label3;

private: System::Windows::Forms::Label^ label2;

private: System::Windows::Forms::Button^ Exit_Button;

private: System::Windows::Forms::Button^ Report_Button;

private: System::Windows::Forms::TextBox^ Report_Textbox;

private: System::Windows::Forms::PictureBox^ pictureBox1;

protected:

private:

///

/// Required designer variable.

///

System::ComponentModel::Container ^components;

#pragma region Windows Form Designer generated code

///

/// Required method for Designer support - do not modify

/// the contents of this method with the code editor.

///

void InitializeComponent(void)

{

System::ComponentModel::ComponentResourceManager^ resources = (gcnew System::ComponentModel::ComponentResourceManager(Form1::typeid));

this->panel1 = (gcnew System::Windows::Forms::Panel());

this->groupBox2 = (gcnew System::Windows::Forms::GroupBox());

this->label3 = (gcnew System::Windows::Forms::Label());

this->label2 = (gcnew System::Windows::Forms::Label());

this->Exit_Button = (gcnew System::Windows::Forms::Button());

this->Report_Button = (gcnew System::Windows::Forms::Button());

this->groupBox1 = (gcnew System::Windows::Forms::GroupBox());

this->pictureBox1 = (gcnew System::Windows::Forms::PictureBox());

this->Report_Textbox = (gcnew System::Windows::Forms::TextBox());

this->label1 = (gcnew System::Windows::Forms::Label());

this->label = (gcnew System::Windows::Forms::Label());

this->panel1->SuspendLayout();

this->groupBox2->SuspendLayout();

this->groupBox1->SuspendLayout();

(cli::safe_cast<:componentmodel::isupportinitialize>(this->pictureBox1))->BeginInit();

this->SuspendLayout();

//

// panel1

//

this->panel1->BackColor = System::Drawing::Color::Ivory;

this->panel1->Controls->Add(this->groupBox2);

this->panel1->Controls->Add(this->groupBox1);

this->panel1->Dock = System::Windows::Forms::DockStyle::Fill;

this->panel1->Location = System::Drawing::Point(0, 0);

this->panel1->Margin = System::Windows::Forms::Padding(4);

this->panel1->Name = L"panel1";

this->panel1->Size = System::Drawing::Size(798, 208);

this->panel1->TabIndex = 0;

//

// groupBox2

//

this->groupBox2->Controls->Add(this->label3);

this->groupBox2->Controls->Add(this->label2);

this->groupBox2->Controls->Add(this->Exit_Button);

this->groupBox2->Controls->Add(this->Report_Button);

this->groupBox2->Location = System::Drawing::Point(466, 12);

this->groupBox2->Name = L"groupBox2";

this->groupBox2->Size = System::Drawing::Size(316, 175);

this->groupBox2->TabIndex = 2;

this->groupBox2->TabStop = false;

this->groupBox2->Enter += gcnew System::EventHandler(this, &Form1::groupBox2_Enter);

//

// label3

//

this->label3->AutoSize = true;

this->label3->Font = (gcnew System::Drawing::Font(L"Microsoft Sans Serif", 12, System::Drawing::FontStyle::Bold, System::Drawing::GraphicsUnit::Point,

static_cast<:byte>(0)));

this->label3->Location = System::Drawing::Point(137, 119);

this->label3->Name = L"label3";

this->label3->Size = System::Drawing::Size(111, 20);

this->label3->TabIndex = 3;

this->label3->Text = L"Exit Program";

//

// label2

//

this->label2->AutoSize = true;

this->label2->Font = (gcnew System::Drawing::Font(L"Microsoft Sans Serif", 12, System::Drawing::FontStyle::Bold, System::Drawing::GraphicsUnit::Point,

static_cast<:byte>(0)));

this->label2->Location = System::Drawing::Point(137, 47);

this->label2->Name = L"label2";

this->label2->Size = System::Drawing::Size(97, 20);

this->label2->TabIndex = 2;

this->label2->Text = L"Create List";

//

// Exit_Button

//

this->Exit_Button->Font = (gcnew System::Drawing::Font(L"Microsoft Sans Serif", 12, System::Drawing::FontStyle::Bold, System::Drawing::GraphicsUnit::Point,

static_cast<:byte>(0)));

this->Exit_Button->Location = System::Drawing::Point(22, 109);

this->Exit_Button->Name = L"Exit_Button";

this->Exit_Button->Size = System::Drawing::Size(89, 42);

this->Exit_Button->TabIndex = 2;

this->Exit_Button->Text = L"E&xit";

this->Exit_Button->UseVisualStyleBackColor = true;

this->Exit_Button->Click += gcnew System::EventHandler(this, &Form1::Exit_Button_Click);

//

// Report_Button

//

this->Report_Button->Font = (gcnew System::Drawing::Font(L"Microsoft Sans Serif", 12, System::Drawing::FontStyle::Bold, System::Drawing::GraphicsUnit::Point,

static_cast<:byte>(0)));

this->Report_Button->Location = System::Drawing::Point(22, 34);

this->Report_Button->Name = L"Report_Button";

this->Report_Button->Size = System::Drawing::Size(89, 42);

this->Report_Button->TabIndex = 1;

this->Report_Button->Text = L"&Report";

this->Report_Button->UseVisualStyleBackColor = true;

this->Report_Button->Click += gcnew System::EventHandler(this, &Form1::Report_Button_Click);

//

// groupBox1

//

this->groupBox1->Controls->Add(this->pictureBox1);

this->groupBox1->Controls->Add(this->Report_Textbox);

this->groupBox1->Controls->Add(this->label1);

this->groupBox1->Controls->Add(this->label);

this->groupBox1->Location = System::Drawing::Point(12, 12);

this->groupBox1->Name = L"groupBox1";

this->groupBox1->Size = System::Drawing::Size(436, 175);

this->groupBox1->TabIndex = 1;

this->groupBox1->TabStop = false;

//

// pictureBox1

//

this->pictureBox1->Image = (cli::safe_cast<:drawing::image>(resources->GetObject(L"pictureBox1.Image")));

this->pictureBox1->Location = System::Drawing::Point(7, 13);

this->pictureBox1->Name = L"pictureBox1";

this->pictureBox1->Size = System::Drawing::Size(134, 110);

this->pictureBox1->SizeMode = System::Windows::Forms::PictureBoxSizeMode::StretchImage;

this->pictureBox1->TabIndex = 3;

this->pictureBox1->TabStop = false;

//

// Report_Textbox

//

this->Report_Textbox->Location = System::Drawing::Point(148, 137);

this->Report_Textbox->Name = L"Report_Textbox";

this->Report_Textbox->Size = System::Drawing::Size(251, 22);

this->Report_Textbox->TabIndex = 0;

this->Report_Textbox->Click += gcnew System::EventHandler(this, &Form1::Report_Textbox_Click);

//

// label1

//

this->label1->AutoSize = true;

this->label1->Font = (gcnew System::Drawing::Font(L"Microsoft Sans Serif", 12, System::Drawing::FontStyle::Bold, System::Drawing::GraphicsUnit::Point,

static_cast<:byte>(0)));

this->label1->Location = System::Drawing::Point(166, 23);

this->label1->Name = L"label1";

this->label1->Size = System::Drawing::Size(224, 100);

this->label1->TabIndex = 2;

this->label1->Text = L"Please Enter The Heading Of The Report And Press The \"Report\" Button";

//

// label

//

this->label->AutoSize = true;

this->label->Font = (gcnew System::Drawing::Font(L"Microsoft Sans Serif", 12, System::Drawing::FontStyle::Bold, System::Drawing::GraphicsUnit::Point,

static_cast<:byte>(0)));

this->label->Location = System::Drawing::Point(8, 138);

this->label->Name = L"label";

this->label->Size = System::Drawing::Size(133, 20);

this->label->TabIndex = 1;

this->label->Text = L"Report Header:";

//

// Form1

//

this->AutoScaleDimensions = System::Drawing::SizeF(8, 16);

this->AutoScaleMode = System::Windows::Forms::AutoScaleMode::Font;

this->ClientSize = System::Drawing::Size(798, 208);

this->Controls->Add(this->panel1);

this->Font = (gcnew System::Drawing::Font(L"Microsoft Sans Serif", 9.75F, System::Drawing::FontStyle::Regular, System::Drawing::GraphicsUnit::Point,

static_cast<:byte>(0)));

this->Margin = System::Windows::Forms::Padding(4);

this->Name = L"Form1";

this->StartPosition = System::Windows::Forms::FormStartPosition::CenterScreen;

this->Text = L"Office Supply Company";

this->Load += gcnew System::EventHandler(this, &Form1::Form1_Load);

this->panel1->ResumeLayout(false);

this->groupBox2->ResumeLayout(false);

this->groupBox2->PerformLayout();

this->groupBox1->ResumeLayout(false);

this->groupBox1->PerformLayout();

(cli::safe_cast<:componentmodel::isupportinitialize>(this->pictureBox1))->EndInit();

this->ResumeLayout(false);

}

#pragma endregion

private: System::Void Form1_Load(System::Object^ sender, System::EventArgs^ e) {

}

private: System::Void pictureBox1_Click(System::Object^ sender, System::EventArgs^ e) {

}

private: System::Void groupBox2_Enter(System::Object^ sender, System::EventArgs^ e) {

}

private: System::Void Exit_Button_Click(System::Object^ sender, System::EventArgs^ e)

{

//This will exit the Application

Application::Exit();

}

private: System::Void Report_Textbox_Click(System::Object^ sender, System::EventArgs^ e)

{

//This will clear the textbox

Report_Textbox->Clear();

}

private: System::Void Report_Button_Click(System::Object^ sender, System::EventArgs^ e)

{

TInventory* CurrentRecordPointer;

ifstream DataFile;

int InitProductId = 0;

char InitProductDescription[35] = "\0";

int InitManufacturerId = 0;

double InitWholesalePrice = 0.0;

double InitMarkUp = 0.0;

int InitQuantity = 0;

char* ReportName;

DataFile.open((char*)(void*)Marshal::StringToHGlobalAnsi

(String::Concat(Directory::GetCurrentDirectory(),

"\\ProductFileForInput.txt")));

if (!DataFile)

{

Application::Exit();

return;

}

//***************************************

//Read input data from external data file

//***************************************

DataFile>>InitProductId;

DataFile>>InitManufacturerId;

DataFile>>InitWholesalePrice;

DataFile>>InitMarkUp;

DataFile.ignore();

DataFile.get(InitProductDescription, 31);

DataFile>>InitQuantity;

while(DataFile)

{

CurrentRecordPointer = new TInventory;

CurrentRecordPointer->InsertItem(InitProductId, InitProductDescription,

InitManufacturerId, InitWholesalePrice,

InitMarkUp, InitQuantity, CurrentRecordPointer);

DataFile>>InitProductId;

DataFile>>InitManufacturerId;

DataFile>>InitWholesalePrice;

DataFile>>InitMarkUp;

DataFile.ignore();

DataFile.get(InitProductDescription, 31);

DataFile>>InitQuantity;

}//end of while brace

ReportName=(char*)(void*)Marshal::StringToHGlobalAnsi

(Report_Textbox->Text);

FirstRecordPointer->ListRecords(ReportName);

Report_Textbox->Clear();

Report_Textbox->Text="OUTPUT FILE CREATED";

delete CurrentRecordPointer;

FirstRecordPointer = NULL;

DataFile.close();

}//end of reportbutton brace

};

}

Stadafx.h

// stdafx.h : include file for standard system include files,

// or project specific include files that are used frequently, but

// are changed infrequently

#pragma once

// TODO: reference additional headers your program requires here

#include "TInventory.h"

extern TInventory* FirstRecordPointer;

// WindowsFormsApplication1.cpp : main project file.

#include "stdafx.h"

#include "Form.h"

using namespace WindowsFormsApplication1;

[STAThreadAttribute]

int main(array<:string> ^args)

{

// Enabling Windows XP visual effects before any controls are created

Application::EnableVisualStyles();

Application::SetCompatibleTextRenderingDefault(false);

// Create the main window and run it

Application::Run(gcnew Form1());

return 0;

}

//Implementation File

//Filename: TInventory.cpp

#include "stdafx.h"

#include "TInventory.h"

TInventory * FirstRecordPointer;

//Constructors

TInventory::TInventory( )

{

ProductId=0;

ProductDescription[34] = '\0';

ManufactureId = 0;

WholesalePrice = 0;

MarkUpPercentage = 0;

ProductQuantity = 0;

NextRecordPointer = NULL;

}

// ************************************

// * Write the contents of the linked *

// * list to an external report file *

// ************************************

void TInventory::ListRecords(char*ReportName)

{

ofstream OutputFile;

TInventory*CurrentRecordPointer;

char Separator[100] = "________________________________________________________________________________________";

OutputFile.open((char*)(void*)Marshal::StringToHGlobalAnsi(String::Concat(Directory::GetCurrentDirectory(),

"//ProductFileForOutput.txt")));

if (!OutputFile)

{

Application::Exit();

return;

}

// ********************************************

// * Display header for inventory information *

// ********************************************

OutputFile

OutputFile

OutputFile

OutputFile

// **********************************************************

// * Records are listed until the NULL value is encountered *

Office Supply Company ?? Please Enter The Heading of The Report And Press The "Report" Button Report Create List Exit Exit Program Report Header: Office Supply Company ?? Please Enter The Heading of The Report And Press The "Report" Button Report Create List Exit Exit Program Report Header