iOS stability

DeWu Technology

May 29, 2023 · Mobile Development

iOS WebView Crash Analysis and Solution

The article investigates a rapid increase in WebView crashes on iOS 4.9.x caused by a UIScrollView animation accessing a released object after an H5 page is dismissed, discovers the offending WKChildScrollView delegate (WKScrollingNodeScrollViewDelegate), and resolves the issue by nullifying that delegate in the view’s deallocation, supplementing earlier gesture‑disable workarounds.