Class Type as an Exception

// C-pp Program to introduce a class type as an exception
// Author : fueanta
#include <iostream>

#include <conio.h>

using namespace std;

class Error {
    int error_no;
    //char *error_desc;
    string error_desc;
public:
    Error(int n, /*char* d*/ string d) {
        error_no= n;
        //error_desc= new char[strlen(d)];
        //strcpy(error_desc,d);
        error_desc= d;
    }
    void err_disp(void) {
        cout << "Error No: " << error_no << endl;
        cout << "Error Description: " << error_desc << endl;
    }
};

int main(void) {
    try{
        cout << "Press any key to continue." << endl;
        getch();
        throw Error(123,"Error #506");
    }
    catch(Error E) {
        cout << "An error occurred." << endl;
        E.err_disp();
    }
    getch();
    return 0;
}