XCode7 beta 3安装后我有问题：我无法使用
Xcode,因为每次启动时都会崩溃！我只有崩溃报告,但我不明白问题在哪里.我的Xcode 6.4工程没问题.有人能帮我吗？这里的第一行崩溃报告…
Process: Xcode [1012]
Path: /Applications/Xcode-beta.app/Contents/MacOS/Xcode
Identifier: com.apple.dt.Xcode
Version: 7.0 (8163.8)
Build Info: IDEFrameworks-8163008000000000~7
Code Type: X86-64 (Native)
Parent Process: ??? [1]
Responsible: Xcode [1012]
User ID: 501
Date/Time: 2015-07-11 09:37:48.062 +0200
OS Version: Mac OS X 10.10.4 (14E46)
Report Version: 11
Anonymous UUID: 9AE5A2B5-E5A8-37F4-E7B7-C9E99A3CB864
Sleep/Wake UUID: 60DC0ED0-51DA-4158-B5FF-F5B35B44D0A4
Time Awake Since Boot: 9200 seconds
Time Since Wake: 6500 seconds
Crashed Thread: 0 Dispatch queue: IDESourceControlTree Change Queue
Exception Type: EXC_CRASH (SIGABRT)
Exception Codes: 0x0000000000000000,0x0000000000000000
Application Specific Information:
ProductBuildVersion: 7A152u
ASSERTION FAILURE in /Library/Caches/com.apple.xbs/Sources/IDEFrameworks/IDEFrameworks-8163.8/IDEFoundation/SourceControl/Model/IDESourceControlTree.m:82
Details: (location) should not be nil.
Object: <IDESourceControlRepository: 0x7fcdf0385930>
Method: -_initWithLocation:sourceControlManager:
Thread: <NSThread: 0x7fcdebf0a540>{number = 1,name = main}
Hints: None
Backtrace:
