AssertMacros: queueEntry 错误

错误：

AssertMacros: queueEntry,  file: /SourceCache/IOKitUser/IOKitUser-920.1.11/hid.subproj/IOHIDEventQueue.c, line: 512
AssertMacros: queueEntry,  file: /SourceCache/IOKitUser/IOKitUser-920.1.11/hid.subproj/IOHIDEventQueue.c, line: 512
AssertMacros: queueEntry,  file: /SourceCache/IOKitUser/IOKitUser-920.1.11/hid.subproj/IOHIDEventQueue.c, line: 512
AssertMacros: queueEntry,  file: /SourceCache/IOKitUser/IOKitUser-920.1.11/hid.subproj/IOHIDEventQueue.c, line: 512

运行应用时报的错。

是在iOS 7 beta 版上做的测试么， apple 开发者论坛上有一篇post提到这个问题 https://devforums.apple.com/thread/197966?start=0&tstart=0