Error loading /System/Library/Extensions/AudioIPCDriver.kext/Contents/Resources/

http://stackoverflow.com/questions/6906930/avaudiorecorder-is-broken-on-ios-5

Error Description as the following:

2012-02-03 09:32:46.801 FNChina[1038:207] Error loading /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): Symbol not found: _CFXMLNodeGetInfoPtr

  Referenced from: /System/Library/Frameworks/Security.framework/Versions/A/Security

  Expected in: /Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator5.0.sdk/System/Library/Frameworks/CoreFoundation.framework/CoreFoundation

 in /System/Library/Frameworks/Security.framework/Versions/A/Security

 

a bug of ios5 simulator.