bool _WebTryThreadLock(bool), 0xae8d250 error

https://stackoverflow.com/questions/14098429

ios
multithreading
iphone
dispatch-async

13-12-2021
|

题

bool _WebTryThreadLock(bool), 0xae8d250: Tried to obtain the web lock from a thread other than the main thread or the web thread. This may be a result of calling to UIKit from a secondary thread. Crashing now...

My Code

dispatch_async(dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0), ^{[self.navigationController pushViewController:aController animated:YES];
});

解决方案

try performSelectorinMainThread:

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