This application is modifying the autolayout engine from a background thread, which can lead to engi

This application is modifying the autolayout engine from a background thread, which can lead to engine corruption and weird crashes.  This will cause an exception in a future release.

JS交互相关

self.title = [webView stringByEvaluatingJavaScriptFromString:@"document.title"];

BUG:  情景

This application is modifying the autolayout engine from a background thread, which can lead to engine corruption and weird crashes.  This will cause an exception in a future release.

//处理方法返回主线程执行跳转

        dispatch_async(dispatch_get_main_queue(), ^{

            [self.navigationController pushViewController:detail animated:YES];

        });