using UnityEditor;

​

// Replace "PrefabName" with the actual name of the missing prefab

string prefabName = "PrefabName";

GameObject prefab = AssetDatabase.LoadAssetAtPath<GameObject>("Assets/Prefabs/" + prefabName + ".prefab");

​

if (prefab != null)

{

    // Prefab found

    // You can now use the prefab in your script as needed

}

else

{

    // Prefab not found

    // Take appropriate actions, such as displaying an error message or creating a new prefab

}