146489 2015-06-30 20:53:22 -0700 UIWebView crashed at UIViewAnimationState popAnimationState 2015-07-01 20:36:14 -0700 1 1 1 Unclassified WebKit New Bugs 528+ (Nightly build) iPhone / iPad iOS 8.0 NEW P2 Critical --- 1 wenpkpk webkit-unassigned dino simon.fraser oldest_to_newest 1105945 0 wenpkpk 2015-06-30 20:53:22 -0700 In iOS8, UIWebView has some bugs when it load a page contains video or audio, it crashed some times. crash stack: Version: 9.0.0 Code Type: ARM-64 Parent Process: launchd [1] Date/Time: 2015-06-29 16:46:30 +0000 OS Version: iPhone OS 8.3 (12F70) Report Version: 104 Exception Type: SIGSEGV Exception Codes: SEGV_MAPERR at 0xd7d0beb8 Crashed Thread: 0 Thread 0 Crashed: 0 libobjc.A.dylib 0x0000000194bebbd0 objc_msgSend + 16 1 UIKit 0x0000000187e2a39c +[UIViewAnimationState popAnimationState] + 64 2 MediaPlayer 0x00000001856b96e8 -[MPVolumeSlider _layoutForAvailableRoutes] + 1248 3 MediaPlayer 0x00000001856c3a58 __59-[MPAVRoutingController _scheduleSendDelegateRoutesChanged]_block_invoke + 148 4 libdispatch.dylib 0x0000000195229994 _dispatch_call_block_and_release + 24 5 libdispatch.dylib 0x0000000195229954 _dispatch_client_callout + 16 6 libdispatch.dylib 0x000000019522e20c _dispatch_main_queue_callback_4CF + 1608 7 CoreFoundation 0x000000018336b7f8 __CFRUNLOOP_IS_SERVICING_THE_MAIN_DISPATCH_QUEUE__ + 12 8 CoreFoundation 0x00000001833698a0 __CFRunLoopRun + 1492 9 CoreFoundation 0x00000001832952d4 CFRunLoopRunSpecific + 396 10 GraphicsServices 0x000000018caab6fc GSEventRunModal + 168 11 UIKit 0x0000000187e5afac UIApplicationMain + 1488 12 MyApp 0x00000001000bf044 main (main.m:62) 13 libdyld.dylib 0x0000000195256a08 start + 4 1106074 1 simon.fraser 2015-07-01 09:29:11 -0700 Please test with the iOS 9 beta. 1106296 2 wenpkpk 2015-07-01 20:36:14 -0700 Thanks, I will test with the iOS 9 beta. But have you some ways to fix it or avoid the crash in iOS 8?