설정 오류 Xcode 4.2.1?

Question

Xcode를 설정할 때 문제가 있습니다. 그림과

여기 내 INSTALL.LOG 파일의 내용은 다음과 같습니다

 
Apr 1 01:29:04 Bashars-MacBook-Pro Installer[420]: Create temporary directory "/var/folders/_4/pnfcjvx94hbgzfgsyy387b9w0000gn/T//Install.420mLpMwf" 
Apr 1 01:29:04 Bashars-MacBook-Pro Installer[420]: IFPKInstallElement (29 packages) 
Apr 1 01:29:04 Bashars-MacBook-Pro Installer[420]: Using authorization level of root for IFPKInstallElement 
Apr 1 01:29:04 Bashars-MacBook-Pro Installer[420]: Failed install preflight: Error Domain=PKInstallErrorDomain Code=102 "The package “DeveloperTools.pkg” is untrusted." UserInfo=0x7fb8526d33d0 {NSLocalizedDescription=The package “DeveloperTools.pkg” is untrusted., NSURL=../Packages/DeveloperTools.pkg -- file://localhost/Users/bashar/Desktop/Programs/Xcode%204.2.1%20iOS%205/Install%20Xcode.app/Contents/Resources/Xcode.mpkg/, PKInstallPackageIdentifier=com.apple.pkg.DeveloperToolsLeo, NSUnderlyingError=0x7fb8526b61e0 "The operation couldn’t be completed. CSSMERR_TP_CERT_EXPIRED"} 
Apr 1 01:29:04 Bashars-MacBook-Pro Installer[420]: Install failed: The Installer encountered an error that caused the installation to fail. Contact the software manufacturer for assistance. 
Apr 1 01:29:04 Bashars-MacBook-Pro Installer[420]: IFDInstallController 50D06C30 state = 7 
Apr 1 01:29:04 Bashars-MacBook-Pro Installer[420]: Displaying 'Install Failed' UI. 
Apr 1 01:29:04 Bashars-MacBook-Pro Installer[420]: 'Install Failed' UI displayed message:'An unknown installation error occurred. 

The Installer encountered an error that caused the installation to fail. Contact the software manufacturer for assistance.'. 

Answer 1

인증서가이 만료 된 서명하는 데 사용됩니다. 4.2.1이 출시되었을 때 날짜를 설정하고 설치하십시오.