用的是quick-cocos2d 2.2.6的版本，ios12的库，启动游戏有概率在if(![context_ presentRenderbuffer:GL_RENDERBUFFER]) 处崩溃，有大神支招吗
下面是崩溃日志
Code Type: ARM-64 (Native)
Role: Non UI
Parent Process: launchd [1]
Coalition: com.alchemy.bullcircles [6431]
Date/Time: 2019-01-10 11
02.8510 +0800
Launch Time: 2019-01-10 11:03:14.7136 +0800
OS Version: iPhone OS 12.1 (16B92)
Baseband Version: n/a
Report Version: 104
Exception Type: EXC_CRASH (SIGABRT)
Exception Codes: 0x0000000000000000, 0x0000000000000000
Exception Note: EXC_CORPSE_NOTIFY
Triggered by Thread: 0
Application Specific Information:
abort() called
Thread 0 name: Dispatch queue: com.apple.main-thread
Thread 0 Crashed:
0 libsystem_kernel.dylib 0x000000019d82b104 __pthread_kill + 8
1 libsystem_pthread.dylib 0x000000019d8a6070 pthread_kill$VARIANT$mp + 380
2 libsystem_c.dylib 0x000000019d782d78 abort + 140
3 libsystem_malloc.dylib 0x000000019d87f768 _malloc_put + 0
4 libsystem_malloc.dylib 0x000000019d87f998 malloc_zone_error + 104
5 libsystem_malloc.dylib 0x000000019d868708 szone_free + 460
6 CoreFoundation 0x000000019dc25a64 _CFRelease + 824
7 Foundation 0x000000019e70811c NSKeyValueWillChangeWithPerThreadPendingNotifications.llvm.9271023180890826241 + 544
8 AVFoundation 0x00000001a3d00420 __avplayeritem_fpItemNotificationCallback_block_invoke + 7752
9 libdispatch.dylib 0x000000019d6cd6c8 _dispatch_call_block_and_release + 24
10 libdispatch.dylib 0x000000019d6ce484 _dispatch_client_callout + 16
11 libdispatch.dylib 0x000000019d67a9b4 _dispatch_main_queue_callback_4CF$VARIANT$mp + 1068
12 CoreFoundation 0x000000019dc23dd0 CFRUNLOOP_IS_SERVICING_THE_MAIN_DISPATCH_QUEUE + 12
13 CoreFoundation 0x000000019dc1ec98 __CFRunLoopRun + 1964
14 CoreFoundation 0x000000019dc1e1cc CFRunLoopRunSpecific + 436
15 GraphicsServices 0x000000019fe95584 GSEventRunModal + 100
16 UIKitCore 0x00000001caa59054 UIApplicationMain + 212
17 Matador 0x0000000100bb31bc main + 209340 (main.m:6)
18 libdyld.dylib 0x000000019d6debb4 start + 4