.exe has a triggered a breakpoint

void delete_readers(About_Of_Readers*& List_of_readers, int& number_of_readers) { //Delete readers in Library
    system("cls");
    About_Of_Readers* tmp = new About_Of_Readers[number_of_readers - 1];
    cout << "Enter ID of Reader, that you want delete\n";
    int Id_delete;
    cin >> Id_delete;
    for (int i = 0; i < number_of_readers; i++)
    {
        if (Id_delete == List_of_readers[i].ID_readers)
            continue;
        strcpy(tmp[i].name, List_of_readers[i].name);
        strcpy(tmp[i].surname, List_of_readers[i].surname);
        strcpy(tmp[i].patronymic, List_of_readers[i].patronymic);
        tmp[i].data_of_birth.data = List_of_readers[i].data_of_birth.data;
        tmp[i].data_of_birth.mounth = List_of_readers[i].data_of_birth.mounth;
        tmp[i].data_of_birth.year = List_of_readers[i].data_of_birth.year;
        for (int j = 0; j < a; j++)
        {
            tmp[i].list_book_in_readers[j] = List_of_readers[i].list_book_in_readers[j];
        }
        tmp[i].Pasport_number = List_of_readers[i].Pasport_number;
        tmp[i].ID_readers = List_of_readers[i].ID_readers;
        tmp[i].number_of_books_read = List_of_readers[i].number_of_books_read;
    }
 
    delete[]List_of_readers;// тут тригерит точку остановки
    List_of_readers = tmp;
    number_of_readers--;
 
}

const int a = 10; // see struct About_of_Readers 
 
struct Data_of_issue
{
    int data;
    int mounth;
    int year;
};
 
struct About_Of_Readers {
    char name[50];
    char surname[50];
    char patronymic[50];
    Data_of_issue data_of_birth;  //look struct Data_of_issue
    int Pasport_number;
    int ID_readers;
    int number_of_books_read;
    int list_book_in_readers[a] = { 0 };
    //SYSTEMTIME DAY_getBook;
};

About_Of_Readers* tmp = new About_Of_Readers[number_of_readers - 1];

    for (int i = 0; i < number_of_readers; i++)
    {
        ...
        strcpy(tmp[i].name, List_of_readers[i].name);

  if (Id_delete == List_of_readers[i].ID_readers)
            continue;