Xcode总是在archive最后一步崩溃，但是在关闭source Control的时候又不崩溃？

查询到Xcode的崩溃日志：
Crashed Thread: 20 Dispatch queue: -[DVTSourceControlWorkspace init] :: NSOperation 0x7fde4ad57c40 (QOS: USER_INITIATED)

Exception Type: EXC_CRASH (SIGABRT)
Exception Codes: 0x0000000000000000, 0x0000000000000000
Exception Note: EXC_CORPSE_NOTIFY

Application Specific Information:
ProductBuildVersion: 8E3004b
UNCAUGHT EXCEPTION (NSInvalidArgumentException): *** -[NSURL URLByAppendingPathComponent:]: component, components, or pathExtension cannot be nil.
UserInfo: (null)

http://blog.csdn.net/www9500net_/article/details/52502876