...

app/src/main/java/com/base/appzxhy/fcm/notification/NotificationHoverUtils.kt

@@ -34,7 +34,8 @@ object NotificationHoverUtils {
         // 创建 Handler
         if (handler == null) {
             handlerThread?.let {
-                handler = Handler(it.getLooper())
+                val looper = it.getLooper() ?: return
+                handler = Handler(looper)
             }
         }