10.9.3 系统，安装过Xcode6.0后，4.6 及4.4版本都不能用了

 

UNCAUGHT EXCEPTION (NSInternalInconsistencyException): Extension Xcode.Device.iPhone class \\\'DVTiPhoneLocator\\\' not found for required key \\\'locatorClass\\\'

UserInfo: {

    DVTExtensionClassNameErrorKey = DVTiPhoneLocator;

    DVTExtensionIdentifierErrorKey = \\\"Xcode.Device.iPhone\\\";

    DVTPlugInExecutablePathErrorKey = \\\"/Develope r4.4/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/Library/Xcode/PrivatePlugIns/IDEiPhoneSupport.ideplugin\\\";

    DVTPlugInIdentifierErrorKey = \\\"com.apple.dt.IDE.IDEiPhoneSupport\\\";

}

解决办法:终端”sudo mv /System/Library/PrivateFrameworks/MobileDevice.framework{,-saved}“