欠落したスクリプトを修正する方法 (Missing Script) [Unity]

シーン内でスクリプトが欠落しているゲームオブジェクトを列挙する

using UnityEngine;
using UnityEditor;

public class FindMissingScripts
{
    [MenuItem("Tools/Find Missing Scripts in Scene")]
    static void FindMissingScriptsInScene()
    {
        int count = 0;

        foreach (var go in Object.FindObjectsOfType(true))
        {
            foreach (var co in go.GetComponentsInChildren(true))
            {
                if (co == null)
                {
                    Debug.Log($"Found a GameObject with missing script: '{go.name}'", go);
                    count++;
                }
            }
        }

        if (count == 0)
        {
            Debug.Log("No GameObjects found with missing script.");
        }
    }
}Code language: C# (cs)

スクリプトが欠落したプレハブを列挙する

using System.Linq;
using UnityEngine;
using UnityEditor;

public class FindMissingScripts
{
    [MenuItem("Tools/Find Missing Scripts in Project")]
    static void FindMissingScriptsInProject()
    {
        int count = 0;

        string[] paths = AssetDatabase.GetAllAssetPaths().Where(
            paths => paths.EndsWith(
                ".prefab", System.StringComparison.OrdinalIgnoreCase
            )).ToArray();

        foreach (var path in paths)
        {
            var go = AssetDatabase.LoadAssetAtPath(path);

            foreach (var co in go.GetComponentsInChildren(true))
            {
                if (co == null)
                {
                    Debug.Log($"Found a GameObject with missing script: '{go.name}'", go);
                    count++;
                }
            }
        }

        if (count == 0)
        {
            Debug.Log("No GameObjects found with missing script.");
        }
    }
}Code language: C# (cs)

不明になった参照を列挙する

using UnityEngine;
using UnityEditor;

public class FindMissingScripts
{
    [MenuItem("Tools/Find Missing References in Scene")]
    static void FindMissingReferencesInScene()
    {
        int count = 0;

        foreach (var go in Object.FindObjectsOfType(true))
        {
            foreach (var co in go.GetComponentsInChildren(true))
            {
                SerializedObject so = new SerializedObject(co);

                var sp = so.GetIterator();

                while (sp.NextVisible(true))
                {
                    if (sp.propertyType == SerializedPropertyType.ObjectReference &&
                        sp.objectReferenceValue == null && sp.objectReferenceInstanceIDValue != 0)
                    {
                        Debug.Log(
                            $"Found a GameObject with a missing reference " +
                            "'{sp.name}' in '{go.name}'", go);
                        count++;
                    }
                }
            }
        }

        if (count == 0)
        {
            Debug.Log("No GameObjects found with any missing references.");
        }
    }
}Code language: C# (cs)