书架选择排序后闪退的问题 #182

app/src/main/java/io/legado/app/ui/main/bookshelf/books/BooksFragment.kt

@@ -174,12 +174,11 @@ class BooksFragment() : BaseFragment(R.layout.fragment_books),
     }
 
     fun upBookSort(sort: Int) {
-        binding.root.post {
+        if (!isAdded || view == null) return
         arguments?.putInt("bookSort", sort)
         bookSort = sort
         upRecyclerData()
     }
-    }
 
     fun setEnableRefresh(enable: Boolean) {
         enableRefresh = enable