Сервер. Ошибка: CL.exe завершилась с кодом 2

#include "pch.h"
#include <iostream>
#include <winsock2.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#pragma comment (lib, "ws2_32.lib")
 
using namespace System;
int main(array <System::String^>^ args)
{
    WORD wVersionRequested;
    WSADATA wsaData;
    wVersionRequested = MAKEWORD(2, 2);
    WSAStartup(wVersionRequested, &wsaData);
    SOCKET s = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
    struct sockaddr_in local;
    local.sin_family = AF_INET;
    local.sin_port = htons(1280);
    local.sin_addr.s_addr = htonl(INADDR_ANY);
    int c = bind(s, (struct sockaddr*) & local, sizeof(local));
    int r = listen(s, 5);
    while (true)
    {
        char FirstNumber[255], SecondNumber[255], Movies[10], Res[255];
        int FNumb, SNumb, Result, r1, r2;
        sockaddr_in remote_addr;
        int size = sizeof(remote_addr);
        SOCKET s2 = accept(s, (struct sockaddr*) & remote_addr, &size);
        if (recv(s2, FirstNumber, sizeof(FirstNumber), 0) != 0)
            FNumb = atoi(FirstNumber);
        std::cout << FNumb << std::endl;
        if (recv(s2, SecondNumber, sizeof(SecondNumber), 0) != 0)
            SNumb = atoi(SecondNumber);
        std::cout << SNumb << std::endl;
        if (recv(s2, Movies, sizeof(Movies), 0) != 0) //{
            std::cout << Movies << std::endl;
         for (int i=0;i<=FNumb;i++){
        r1 += i;}
         for (int i=0;i<=SNumb;i++){
        r2 += i;}
        Result=r1+r2;
        send(s2,Res,sizeof(Res),0);break;
        std::cout << Res << std::endl;
        closesocket(s2);
    }
    WSACleanup();
    return 0;
}