diff --git a/app/src/main/java/com/gh/gamecenter/download/DownloadFragment.kt b/app/src/main/java/com/gh/gamecenter/download/DownloadFragment.kt
index 6e66d52e41..e11ec51fd1 100644
--- a/app/src/main/java/com/gh/gamecenter/download/DownloadFragment.kt
+++ b/app/src/main/java/com/gh/gamecenter/download/DownloadFragment.kt
@@ -145,14 +145,15 @@ class DownloadFragment : BaseFragment_TabLayout() {
     @Subscribe(threadMode = ThreadMode.MAIN)
     fun onEventMainThread(changed: EBDownloadChanged) {
         if ("download" == changed.type) {
-            updateDownloadHint()
+            // 因为数据库已安装的数据是是比这个回调晚的，所以这里延时500ms
+            postDelayedRunnable({ updateDownloadHint() }, 500L)
         } else if ("update" == changed.type) {
             updateUpdateHint()
         }
     }
 
     private fun updateDownloadHint() {
-        if (!::mDownloadNumber.isInitialized) return
+        if (!::mDownloadNumber.isInitialized || !isAdded) return
 
         val downloadData = DownloadManager.getInstance(context).allDownloadEntityExcludeSilentUpdate
         if (downloadData.size > 0) {