错误:找不到符号：___CFObjCIsCollectable

Question

今天我正在使用xcode，当这个错误出现在应用程序的启动时，我的应用程序有什么问题吗？

2012-07-29 19:29:58.682香槟波普10601:1b03错误加载/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)：符号未找到：__CFObjCIsCollectable引用自: /System/Library/Frameworks/Security.framework/Versions/A/Security /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator5.1.sdk/System/Library/Frameworks/CoreFoundation.framework/CoreFoundation in /System/Library/Frameworks/Security.framework/Versions/A/Security 2012-07-29 19:29:58.690香槟波普10601:1b03错误加载/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:引用: /System/Library/Frameworks/Security.framework/Versions/A/Security的___CFObjCIsCollectable 预期在: /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator5.1.sdk/System/Library/Frameworks/CoreFoundation.framework/CoreFoundation in /System/Library/Frameworks/Security.framework/Versions/A/Security 2012-07-29 19:29:58.703香槟波普10601:1b03错误加载/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:引用: /System/Library/Frameworks/Security.framework/Versions/A/Security的__CFObjCIsCollectable /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator5.1.sdk/System/Library/Frameworks/CoreFoundation.framework/CoreFoundation in /System/Library/Frameworks/Security.framework/Versions/A/Security 2012-07-29 19:29:58.710香槟波普10601:1b03错误加载/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:引用: /System/Library/Frameworks/Security.framework/Versions/A/Security的___CFObjCIsCollectable 预期在: /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator5.1.sdk/System/Library/Frameworks/CoreFoundation.framework/CoreFoundation in /System/Library/Frameworks/Security.framework/Versions/A/Security

Answer 1

回答here时，这是iOS模拟器中的一个bug，但在实际设备上运行时没有问题。这个错误至少通过Xcode 4.4.1和iOS 5.1SDK持续存在。

Answer 2

删除调试器断点&重新运行。这对我有用。显然，这个问题在iOS6中是可行的，而且在设备上也应该是安全的。

Answer 3

尝试添加您的项目a

Security.framework

CoreFoundation.framework

来自模拟器文件夹