这个gdb输出是什么意思？

我有一个可以播放声音的按钮，它在模拟器上似乎工作得很好，但是我收到以下消息：

加载错误/System/Library/Extensions/AudioIPCDriver.kext/Contents/Resources/AudioIPCPlugIn.bundle/Contents/MacOS/AudioIPCPlugIn：dlopen（/System/Library/Extensions/AudioIPCDriver.kext/Contents/Resources/AudioIPCPlugIns.bundle/Content MacOS / AudioIPCPlugIn，262）：找不到符号：___CFObjCIsCollectable
  引用自：/System/Library/Frameworks/Security.framework/Versions/A/Security
  预期存在于：/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator5.0 .sdk /系统/库/框架/CoreFoundation.framework/CoreFoundation 
 Security中的
2011-11-01 02：13：02.605万圣节FX [33484：10703]加载/System/Library/Extensions/AudioIPCDriver.kext/Contents/Resources/AudioIPCPlugIn.bundle/Contents/MacOS/AudioIPCPlugIn：dlopen（/ System / Library /Extensions/AudioIPCDriver.kext/Contents/Resources/AudioIPCPlugIn.bundle/Contents/MacOS/AudioIPCPlugIn，262）：找不到符号：___CFObjCIsCollectable
  引用自：/System/Library/Frameworks/Security.framework/Versions/A/Security/
  预期输入：/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator5.0.sdk/System/Library/Frameworks/CoreFoundation.framework/CoreFoundation
 在/System/Library/Frameworks/Security.framework/Versions/A/Security中
2011-11-01 02：13：02.657 Halloween FX [33484：10703]加载/System/Library/Extensions/AppleHDA.kext/Contents/PlugIns/AppleHDAHALPlugIn.bundle/Contents/MacOS/AppleHDAHALPlugIn：dlopen（/ System / Library /Extensions/AppleHDA.kext/Contents/PlugIns/AppleHDAHALPlugIn.bundle/Contents/MacOS/AppleHDAHALPlugIn，262）：找不到符号：___CFObjCIsCollectable
  引用的来自：/System/Library/Frameworks/Security.framework/Versions/A/Security
  预计， ：/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator5.0.sdk/System/Library/Frameworks/CoreFoundation.framework/CoreFoundation
 在/System/Library/Frameworks/Security.framework/Versions/A/Security中
2011-11-01 02：13：02.671 Halloween FX [33484：10703]加载/System/Library/Extensions/AppleHDA.kext/Contents/PlugIns/AppleHDAHALPlugIn.bundle/Contents/MacOS/AppleHDAHALPlugIn：dlopen（/ System / Library /Extensions/AppleHDA.kext/Contents/PlugIns/AppleHDAHALPlugIn.bundle/Contents/MacOS/AppleHDAHALPlugIn，262）：找不到符号：___CFObjCIsCollectable
  引用的来自：/System/Library/Frameworks/Security.framework/Versions/A/Security
  预计， ：/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator5.0.sdk/System/Library/Frameworks/CoreFoundation.framework/CoreFoundation
 在/System/Library/Frameworks/Security.framework/Versions/A/Security中
2011-11-01 02：13：02.706 Halloween FX [33484：10703]加载/System/Library/Extensions/AppleHDA.kext/Contents/PlugIns/AppleHDAHALPlugIn.bundle/Contents/MacOS/AppleHDAHALPlugIn：dlopen（/ System / Library /Extensions/AppleHDA.kext/Contents/PlugIns/AppleHDAHALPlugIn.bundle/Contents/MacOS/AppleHDAHALPlugIn，262）：找不到符号：___CFObjCIsCollectable
  引用的来自：/System/Library/Frameworks/Security.framework/Versions/A/Security
  预计， ：/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator5.0.sdk/System/Library/Frameworks/CoreFoundation.framework/CoreFoundation
 在/System/Library/Frameworks/Security.framework/Versions/A/Security中
2011-11-01 02：13：02.715万圣节FX [33484：10703]加载/System/Library/Extensions/AppleHDA.kext/Contents/PlugIns/AppleHDAHALPlugIn.bundle/Contents/MacOS/AppleHDAHALPlugIn：dlopen（/ System / Library /Extensions/AppleHDA.kext/Contents/PlugIns/AppleHDAHALPlugIn.bundle/Contents/MacOS/AppleHDAHALPlugIn，262）：找不到符号：___CFObjCIsCollectable
  引用的来自：/System/Library/Frameworks/Security.framework/Versions/A/Security
  预计， ：/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator5.0.sdk/System/Library/Frameworks/CoreFoundation.framework/CoreFoundation
 在/System/Library/Frameworks/Security.framework/Versions/A/Security中
2011-11-01 02：13：02.732万圣节FX [33484：10703]加载/System/Library/Extensions/AppleHDA.kext/Contents/PlugIns/AppleHDAHALPlugIn.bundle/Contents/MacOS/AppleHDAHALPlugIn：dlopen（/ System / Library /Extensions/AppleHDA.kext/Contents/PlugIns/AppleHDAHALPlugIn.bundle/Contents/MacOS/AppleHDAHALPlugIn，262）：找不到符号：___CFObjCIsCollectable
  引用的来自：/System/Library/Frameworks/Security.framework/Versions/A/Security
  预计， ：/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator5.0.sdk/System/Library/Frameworks/CoreFoundation.framework/CoreFoundation
 在/System/Library/Frameworks/Security.framework/Versions/A/Security中
2011-11-01 02：13：02.741 Halloween FX [33484：10703]加载/System/Library/Extensions/AppleHDA.kext/Contents/PlugIns/AppleHDAHALPlugIn.bundle/Contents/MacOS/AppleHDAHALPlugIn：dlopen（/ System / Library /Extensions/AppleHDA.kext/Contents/PlugIns/AppleHDAHALPlugIn.bundle/Contents/MacOS/AppleHDAHALPlugIn，262）：找不到符号：___CFObjCIsCollectable
  引用的来自：/System/Library/Frameworks/Security.framework/Versions/A/Security
  预计， ：/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator5.0.sdk/System/Library/Frameworks/CoreFoundation.framework/CoreFoundation
 在/System/Library/Frameworks/Security.framework/Versions/A/Security中

我有报道说，在某些设备上它根本没有播放。