有没有人知道这个错误可能来自哪里？谢谢！
Xcode 4.6上的工作正常，当我试图在Xcode 5上运行时，它已经不存在了。
Process: Xcode [8878]
Path: /Applications/Xcode.app/Contents/MacOS/Xcode
Identifier: com.apple.dt.Xcode
Version: 5.0.2 (3335.32)
Build Info: IDEApplication-3335032000000000~4
App Item ID: 497799835
App External ID: 106632651
Code Type: X86-64 (Native)
Parent Process: launchd [223]
Responsible: Xcode [8878]
User ID: 503
Date/Time: 2013-12-28 15:48:34.294 +0200
OS Version: Mac OS X 10.9 (13A603)
Report Version: 11
Anonymous UUID: 917EFFFA-D65A-A29A-FA2E-6037CB73CC80
Sleep/Wake UUID: 7ACAF993-17F1-4D95-9532-50E1176C0BBD
Crashed Thread: 5 Dispatch queue: DVTFilePath cache derivation lock for key DVTFilePathKey_IsExcludedFromBackup
Exception Type: EXC_BAD_ACCESS (SIGSEGV)
Exception Codes: KERN_INVALID_ADDRESS at 0x0000000000000000
VM Regions Near 0:
-->
__TEXT 000000010cae1000-000000010cae2000 [ 4K] r-x/rwx SM=COW /Applications/Xcode.app/Contents/MacOS/Xcode