Create MissingScriptsFinder.cs

Author: RimuruDev

Editor/MissingScriptsFinder.cs

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+// ReSharper disable all
+
+// **************************************************************** //
+//
+//   Copyright (c) RimuruDev. All rights reserved.
+//   Contact me: 
+//          - Gmail:    [email protected]
+//          - GitHub:   https://github.com/RimuruDev
+//          - LinkedIn: https://www.linkedin.com/in/rimuru/
+//
+// **************************************************************** //
+
+using UnityEditor;
+using UnityEngine;
+using UnityEditor.SceneManagement;
+using System.Runtime.Remoting.Activation;
+
+namespace AbyssMoth
+{
+    [Url("https://github.com/RimuruDev/Unity-MissingScriptsFinder")]
+    public sealed class MissingScriptsFinder : EditorWindow
+    {
+        [MenuItem("RimuruDev Tools/Find Missing Scripts")]
+        public static void ShowWindow() =>
+            GetWindow<MissingScriptsFinder>("Find Missing Scripts");
+
+        private void OnGUI()
+        {
+            if (GUILayout.Button("Find Missing Scripts in Scene"))
+            {
+                FindMissingScripts();
+            }
+
+            if (GUILayout.Button("Delete All Missing Scripts"))
+            {
+                DeleteAllMissingScripts();
+            }
+        }
+
+        private static void FindMissingScripts()
+        {
+            var objects = FindObjectsOfType<GameObject>(true);
+            var missingCount = 0;
+
+            foreach (var go in objects)
+            {
+                var components = go.GetComponents<Component>();
+
+                foreach (var component in components)
+                {
+                    if (component == null)
+                    {
+                        missingCount++;
+                        Debug.Log($"<color=yellow>Missing script found in GameObject: {GetFullPath(go)}</color>", go);
+                    }
+                }
+            }
+
+            Debug.Log(missingCount == 0
+                ? "No missing scripts found in the scene."
+                : $"<color=magenta>Found {missingCount} GameObjects with missing scripts.</color>");
+        }
+
+        private static void DeleteAllMissingScripts()
+        {
+            var objects = GameObject.FindObjectsOfType<GameObject>(true);
+            var removedCount = 0;
+
+            foreach (var go in objects)
+            {
+                var components = go.GetComponents<Component>();
+
+                foreach (var component in components)
+                {
+                    if (component == null)
+                    {
+                        Undo.RegisterCompleteObjectUndo(go, "Remove Missing Scripts");
+                        GameObjectUtility.RemoveMonoBehavioursWithMissingScript(go);
+                        removedCount++;
+                    }
+                }
+            }
+
+            Debug.Log(removedCount == 0
+                ? "No missing scripts found to delete."
+                : $"<color=magenta>Deleted {removedCount} missing scripts.</color>");
+
+            EditorSceneManager.MarkAllScenesDirty();
+        }
+
+        private static string GetFullPath(GameObject go)
+        {
+            var path = "/" + go.name;
+
+            while (go.transform.parent != null)
+            {
+                go = go.transform.parent.gameObject;
+                path = "/" + go.name + path;
+            }
+
+            return path;
+        }
+    }
+}