fix(ui): check scrollController is attached before calling jump.

2021-09-17 18:34:00 +05:30
parent 4aed0542a2
commit 7d362db390
2 changed files with 55 additions and 4 deletions
@@ -1199,10 +1199,12 @@ class _MessageListViewState extends State<MessageListView> {
      initialAlignment = _initialAlignment;

      WidgetsBinding.instance!.addPostFrameCallback((timeStamp) {
-        _scrollController?.jumpTo(
-          index: initialIndex,
-          alignment: initialAlignment,
-        );
+        if (_scrollController?.isAttached ?? false) {
+          _scrollController?.jumpTo(
+            index: initialIndex,
+            alignment: initialAlignment,
+          );
+        }
      });

      _messageNewListener =