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Unity Find missing references
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| using UnityEngine; | |
| using UnityEditor; | |
| public class FindMissingEditor : EditorWindow | |
| { | |
| [MenuItem(itemName: "Menu/Find Missing References")] | |
| public static void Open() | |
| { | |
| EditorWindow.GetWindow<FindMissingEditor>("Find Missing References").Show(); | |
| } | |
| private void OnGUI() | |
| { | |
| if (GUILayout.Button("Missing in Hierarchy")) | |
| { | |
| int sceneCount = UnityEngine.SceneManagement.SceneManager.sceneCount; | |
| for (int i = 0; i < sceneCount; ++i) | |
| { | |
| var scene = UnityEngine.SceneManagement.SceneManager.GetSceneAt(i); | |
| var roots = scene.GetRootGameObjects(); | |
| foreach (var go in roots) | |
| { | |
| FindMissing(go); | |
| } | |
| } | |
| } | |
| if (GUILayout.Button("Missing in Prefabs")) | |
| { | |
| string[] guids = AssetDatabase.FindAssets("t:prefab"); | |
| for (int i = 0; i < guids.Length; ++i) | |
| { | |
| var path = AssetDatabase.GUIDToAssetPath(guids[i]); | |
| var go = AssetDatabase.LoadAssetAtPath<GameObject>(path); | |
| if (go != null) | |
| { | |
| FindMissing(go); | |
| } | |
| } | |
| } | |
| } | |
| private void FindMissing(GameObject go) | |
| { | |
| var transforms = go.GetComponentsInChildren<Transform>(); | |
| foreach (var t in transforms) | |
| { | |
| int missingScripts = GameObjectUtility.GetMonoBehavioursWithMissingScriptCount(t.gameObject); | |
| if (missingScripts > 0) | |
| { | |
| Debug.LogError($"{t.gameObject.name} has missing script(s)", t.gameObject); | |
| } | |
| var components = t.gameObject.GetComponents<MonoBehaviour>(); | |
| foreach (var c in components) | |
| { | |
| if (c == null) { continue; } | |
| var serializedObject = new SerializedObject(c); | |
| var it = serializedObject.GetIterator(); | |
| while (it.NextVisible(true)) | |
| { | |
| if (it.propertyType == SerializedPropertyType.ObjectReference) | |
| { | |
| if (it.objectReferenceValue == null && it.objectReferenceInstanceIDValue != 0) | |
| { | |
| Debug.LogError($"{t.gameObject.name}.{c.GetType().Name}.{it.displayName} has missing reference", c); | |
| } | |
| } | |
| } | |
| } | |
| } | |
| } | |
| } |
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