Close and restart, close and restart, ..., many times. I got the log shown below:
Process: Xcode [1156] Path: /Users/USER/Desktop/Xcode.app/Contents/MacOS/Xcode Identifier: com.apple.dt.Xcode Version: 4.5 (1839) Build Info: IDEApplication-1839000000000000~3 Code Type: X86-64 (Native) Parent Process: launchd [150] User ID: 502 Date/Time: 2012-09-25 21:02:15.533 +0800 OS Version: Mac OS X 10.8 (12A269) Report Version: 10 Interval Since Last Report: 1620650 sec Crashes Since Last Report: 66 Per-App Interval Since Last Report: 209706 sec Per-App Crashes Since Last Report: 62 Anonymous UUID: 410E9490-9BA7-4C02-8213-2D855F72E50B Crashed Thread: 1 Dispatch queue: com.apple.root.default-priority Exception Type: EXC_CRASH (SIGABRT) Exception Codes: 0x0000000000000000, 0x0000000000000000 Application Specific Information: ProductBuildVersion: 4G182 ASSERTION FAILURE in /SourceCache/IDEFoundation/IDEFoundation-1877/Framework/Classes/Model/SourceControl/IDESourceControlWorkspaceMonitor.m:1054 Details: Attempted to add repository (IDESourceControlRepository) Name: xuexi@192.168.0 , Type:Subversion, Location:svn:// xuexi@192.168.0.109 when (IDESourceControlRepository) Name: xuexi@192.168.0 , Type:Subversion, Location:svn:// xuexi@192.168.0.109 already existed. Object: <IDESourceControlWorkspaceMonitor: 0x408e59140> Method: -_findWorkingTreesForFilePath: Thread: <NSThread: 0x40937d480>{name = (null), num = 11} Hints: None Backtrace: 0 0x00000001075167ef -[IDEAssertionHandler handleFailureInMethod:object:fileName:lineNumber:messageFormat:arguments:] (in IDEKit) 1 0x00000001067e02a5 _DVTAssertionFailureHandler (in DVTFoundation) 2 0x0000000107073cfd __block_global_5 (in IDEFoundation) 3 0x00007fff93f9acac -[NSBlockOperation main] (in Foundation) 4 0x00007fff93f70bb6 -[__NSOperationInternal start] (in Foundation) 5 0x00007fff93f783d1 __block_global_6 (in Foundation) 6 0x00007fff8c07bf3d _dispatch_call_block_and_release (in libdispatch.dylib) 7 0x00007fff8c0780fa _dispatch_client_callout (in libdispatch.dylib) 8 0x00007fff8c07923e _dispatch_worker_thread2 (in libdispatch.dylib) 9 0x00007fff942f6ceb _pthread_wqthread (in libsystem_c.dylib) 10 0x00007fff942e11b1 start_wqthread (in libsystem_c.dylib) objc[1156]: garbage collection is ON abort() called
really need help!
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