diff --git a/app/src/main/java/org/autojs/autojs/ui/main/MainActivity.java b/app/src/main/java/org/autojs/autojs/ui/main/MainActivity.java
index d4ae1622..077126f2 100644
--- a/app/src/main/java/org/autojs/autojs/ui/main/MainActivity.java
+++ b/app/src/main/java/org/autojs/autojs/ui/main/MainActivity.java
@@ -164,7 +164,7 @@ public class MainActivity extends BaseActivity implements OnActivityResultDelega
         } catch (Exception e) {
             Log.d(LOG_TAG, "自动设置无障碍失败");
         }
-        if (!autoEnableAccessibility || AccessibilityServiceTool.isAccessibilityServiceEnabled(this)) {
+        if (!autoEnableAccessibility || !AccessibilityServiceTool.isAccessibilityServiceEnabled(this)) {
             new NotAskAgainDialog.Builder(this, "MainActivity.accessibility")
                     .title(R.string.text_need_to_enable_accessibility_service)
                     .content(R.string.explain_accessibility_permission)
diff --git a/app/src/main/java/org/autojs/autojs/ui/main/task/TaskGroup.java b/app/src/main/java/org/autojs/autojs/ui/main/task/TaskGroup.java
index 3fda23d8..aac48ed7 100644
--- a/app/src/main/java/org/autojs/autojs/ui/main/task/TaskGroup.java
+++ b/app/src/main/java/org/autojs/autojs/ui/main/task/TaskGroup.java
@@ -63,7 +63,10 @@ public abstract class TaskGroup implements Parent<Task> {
             for (TimedTask timedTask : timedTasks) {
                 mTasks.add(new Task.PendingTask(timedTask));
             }
-            for (IntentTask intentTask : TimedTaskManager.getInstance().getAllIntentTasksAsList()) {
+            List<IntentTask> intentTasks = Observable.fromIterable(TimedTaskManager.getInstance().getAllIntentTasksAsList())
+                    .toSortedList((o1, o2) -> o1.getAction().compareTo(o2.getAction()))
+                    .blockingGet();
+            for (IntentTask intentTask : intentTasks) {
                 mTasks.add(new Task.PendingTask(intentTask));
             }
         }
diff --git a/autojs/src/main/java/com/stardust/autojs/ScriptEngineService.java b/autojs/src/main/java/com/stardust/autojs/ScriptEngineService.java
index 2a5a27c6..ceb38e6d 100644
--- a/autojs/src/main/java/com/stardust/autojs/ScriptEngineService.java
+++ b/autojs/src/main/java/com/stardust/autojs/ScriptEngineService.java
@@ -26,9 +26,10 @@ import org.greenrobot.eventbus.EventBus;
 import org.greenrobot.eventbus.Subscribe;
 
 import java.util.Collection;
-import java.util.LinkedHashMap;
 import java.util.LinkedHashSet;
+import java.util.Map;
 import java.util.Set;
+import java.util.concurrent.ConcurrentHashMap;
 
 import static com.stardust.autojs.runtime.exception.ScriptInterruptedException.causedByInterrupted;
 
@@ -94,18 +95,14 @@ public class ScriptEngineService {
     private final ScriptEngineManager mScriptEngineManager;
     private final EngineLifecycleObserver mEngineLifecycleObserver = new EngineLifecycleObserver() {
 
-        private final Object lock = new Object();
-
         @Override
         public void onEngineRemove(ScriptEngine engine) {
-            synchronized (lock) {
-                mScriptExecutions.remove(engine.getId());
-            }
+            mScriptExecutions.remove(engine.getId());
             super.onEngineRemove(engine);
         }
     };
     private ScriptExecutionObserver mScriptExecutionObserver = new ScriptExecutionObserver();
-    private LinkedHashMap<Integer, ScriptExecution> mScriptExecutions = new LinkedHashMap<>();
+    private Map<Integer, ScriptExecution> mScriptExecutions = new ConcurrentHashMap<>();
 
     ScriptEngineService(ScriptEngineServiceBuilder builder) {
         mUiHandler = builder.mUiHandler;
diff --git a/autojs/src/main/java/com/stardust/autojs/runtime/ScriptRuntime.java b/autojs/src/main/java/com/stardust/autojs/runtime/ScriptRuntime.java
index 7dc9e397..6158c18d 100644
--- a/autojs/src/main/java/com/stardust/autojs/runtime/ScriptRuntime.java
+++ b/autojs/src/main/java/com/stardust/autojs/runtime/ScriptRuntime.java
@@ -414,6 +414,7 @@ public class ScriptRuntime {
         }
         ignoresException(threads::shutDownAll);
         ignoresException(events::recycle);
+        ignoresException(events::destroy);
         ignoresException(media::recycle);
         ignoresException(loopers::recycle);
         ignoresException(() -> {
diff --git a/autojs/src/main/java/com/stardust/autojs/runtime/api/Events.java b/autojs/src/main/java/com/stardust/autojs/runtime/api/Events.java
index ef985790..fd1930a5 100644
--- a/autojs/src/main/java/com/stardust/autojs/runtime/api/Events.java
+++ b/autojs/src/main/java/com/stardust/autojs/runtime/api/Events.java
@@ -307,16 +307,12 @@ public class Events extends EventEmitter implements OnKeyListener, TouchObserver
                 service.getGestureEventDispatcher().removeListener(this);
             }
         }
-        if (mLoopers != null) {
-            mLoopers = null;
-        }
+    }
+
+    public void destroy() {
         if (mScriptRuntime != null) {
             mScriptRuntime = null;
         }
-        if (mBridges != null) {
-            mBridges = null;
-            removeAllListeners();
-        }
     }
 
     @Override