diff --git a/app/src/main/java/com/ray650128/gstreamer_demo_app/ui/mainScreen/SplitViewFragment.kt b/app/src/main/java/com/ray650128/gstreamer_demo_app/ui/mainScreen/SplitViewFragment.kt
index 64aae88..4444bff 100644
--- a/app/src/main/java/com/ray650128/gstreamer_demo_app/ui/mainScreen/SplitViewFragment.kt
+++ b/app/src/main/java/com/ray650128/gstreamer_demo_app/ui/mainScreen/SplitViewFragment.kt
@@ -141,17 +141,19 @@ class SplitViewFragment : Fragment() {
                                 return@setOnClickListener
                             }
                             stopAll()
-                            val item = data[position]
-                            val bundle = Bundle().apply {
-                                //putInt(MonitoringActivity.BUNDLE_DEVICE_ID, item.id)
-                                //putInt(MonitoringActivity.BUNDLE_CHANNEL_ID, item.channelId)
-                                putParcelable(MonitoringActivity.BUNDLE_DEVICE, item)
+                            MainScope().launch {
+                                val item = data[position]
+                                val bundle = Bundle().apply {
+                                    //putInt(MonitoringActivity.BUNDLE_DEVICE_ID, item.id)
+                                    //putInt(MonitoringActivity.BUNDLE_CHANNEL_ID, item.channelId)
+                                    putParcelable(MonitoringActivity.BUNDLE_DEVICE, item)
+                                }
+                                val intent = Intent(requireContext(), MonitoringActivity::class.java)
+                                intent.putExtras(bundle)
+                                startActivity(intent)
+                                //gotoActivity(MonitoringActivity::class.java, bundle)*/
+                                //Log.d("${TAG}_$mPageNum", "check: $item")
                             }
-                            val intent = Intent(requireContext(), MonitoringActivity::class.java)
-                            intent.putExtras(bundle)
-                            startActivity(intent)
-                            //gotoActivity(MonitoringActivity::class.java, bundle)*/
-                            //Log.d("${TAG}_$mPageNum", "check: $item")
                         }
                     }
                 }
@@ -179,9 +181,9 @@ class SplitViewFragment : Fragment() {
         for (index in data.indices) {
             videoViews[index].stopRetryCount()
             videoViews[index].stop()
-            delay(500)
+            delay(300)
         }
-    }
+    }.start()
 
     companion object {
         private val TAG = SplitViewFragment::class.java.simpleName