I was sent this code and can't figure out why I keep getting "Incomplete Data type Error

[Rand0mstu]

#include <stdio.h>
#include <getopt.h>
#include <string.h>

int main() 
{
    
    // Menu dictionary
    int menu_size = 4;
    struct MenuItem menu[4];
    menu[0].description = strdup("Fried Chicken");
    menu[0].price = 200.0;
    menu[1].description = strdup("Baked Chicken");
    menu[1].price = 350.0;
    menu[2].description = strdup("Jerk Chicken");
    menu[2].price = 500.0;
    menu[3].description = strdup("Barbecue Chicken");
    menu[3].price = 750.0;

    // Starting balance
    double starting_balance = 100000.0;
    double balance = 100000.0;
    double chicken_remaining = 425250.0 / 70.0;

    // Initialize variables
    int total_servings = 0;
    int total_orders = 0;
    double total_fried_chicken_sales = 0.0;
    double total_baked_chicken_sales = 0.0;
    double total_jerk_chicken_sales = 0.0;
    double total_bbq_chicken_sales = 0.0;
    char name[100] = "";
    char order_confirmation[2] = "";

    // Loop for taking customer orders
    while (chicken_remaining > 0) {
        // Display menu
        printf("Welcome to Keisha's Delicious Chicken\nToday's Menu\n");
        for (int i = 0; i < menu_size; i++) {
            printf("%d. %s %.2f\n", i + 1, menu[i].description, menu[i].price);
        }
        printf("5. Type in 'close' to exit the program. \n");

        // Take order
        while (1) {
            printf("Enter customer name: ");
            fgets(name, sizeof(name), stdin);
            name[strcspn(name, "\n")] = '\0';
            if (strcmp(name, "close") == 0) {
                printf("\nTotal orders: %d\n", total_orders);
                printf("Total servings: %d\n", total_servings);
                printf("Total Fried Chicken sales: %.2f (%d servings)\n", total_fried_chicken_sales, (int)(total_fried_chicken_sales/200.0));
                printf("Total Baked Chicken sales: %.2f (%d servings)\n", total_baked_chicken_sales, (int)(total_baked_chicken_sales/350.0));
                printf("Total Jerk Chicken sales: %.2f (%d servings)\n", total_jerk_chicken_sales, (int)(total_jerk_chicken_sales/500.0));
                printf("Total Barbecue Chicken sales: %.2f (%d servings)\n", total_bbq_chicken_sales, (int)(total_bbq_chicken_sales/750.0));
                printf("Current balance: %.2f\n", balance);
                printf("Chicken remaining: %.2f\n", chicken_remaining);
                printf("Thank you for choosing Keisha's Delicious Chicken!\n");
                return 0;
            }
            int choice;
            printf("Enter order number (1-4): ");
            scanf("%d", &choice);
            getchar(); // Consume newline character
            if (choice < 1 || choice > menu_size) {
                printf("Invalid choice. Please try again.\n");
            } else 
            {
                // Compute cost of the order
               double order_cost = menu[choice - 1].price;
            }
        }
    }
return 0; 
}

Any help would be appreciated

[donbock]

Where is struct MenuItem defined? Perhaps you need to include another header file.

[Oralloy]

Presumably you were able to sort this out.

Will you take a moment to show the rest of us what the solution was?