_From @dssheng on August 1, 2016 12:17_ Crash at here. using AsyncDisplayKit ~ 1.9.80 ASThread.h line 117 ``` ~Mutex () { ASDISPLAYNODE_THREAD_ASSERT_ON_ERROR(pthread_mutex_destroy (&_m)); } ```  _Copied from original issue: facebookarchive/AsyncDisplayKit#2017_