I am unable to open any storyboards in Xcode 9 GM because Xcode crashes immediately. I cleared out the `xcuserdata` directories from the project and the workspace to makes sure it wasn't in a bad state. Here is the crash log:
Process: Xcode [43275]
Path: /Applications/Xcode.app/Contents/MacOS/Xcode
Identifier: Xcode
Version: 9.0 (13247)
Code Type: X86-64 (Native)
Parent Process: ??? [1]
Responsible: Xcode [43275]
User ID: 501
Date/Time: 2017-09-18 11:04:45.027 -0600
OS Version: Mac OS X 10.13 (17A362a)
Report Version: 12
Bridge OS Version: 3.0 (14Y661)
Anonymous UUID: 8ACC2F1A-A912-94D5-E4A0-89FADCDEDB2C
Sleep/Wake UUID: 90BFAE53-A676-4E94-8B0F-4C0DCDE64007
Time Awake Since Boot: 170000 seconds
Time Since Wake: 4600 seconds
System Integrity Protection: enabled
Crashed Thread: 0 Dispatch queue: com.apple.main-thread
Exception Type: EXC_CRASH (SIGABRT)
Exception Codes: 0x0000000000000000, 0x0000000000000000
Exception Note: EXC_CORPSE_NOTIFY
Application Specific Information:
ProductBuildVersion: 9A235
ASSERTION FAILURE in /Library/Caches/com.apple.xbs/Sources/IDEFrameworks/IDEFrameworks-13247/IDEKit/Application/IDEDocumentController.m:2223
Details: There can only be one document registered with a given URL. newDocument:<IBStoryboardDocument: 0x7fa25eb8da00>( 0 -[IDEEditorDocument init] (in IDEKit)
1 -[IBDocument init] (in IDEInterfaceBuilderKit)
2 -[NSDocument initForURL:withContentsOfURL:ofType:error:] (in AppKit)
3 -[IDEEditorDocument initForURL:withContentsOfURL:ofType:error:] (in IDEKit)
4 -[IBDocument initForURL:withContentsOfURL:ofType:error:] (in IDEInterfaceBuilderKit)
5 +[IDEDocumentController _newEditorDocumentWithClass:forURL:withContentsOfURL:ofType:extension:error:] (in IDEKit)
6 +[IDEDocumentController _retainedEditorDocumentForURL:type:error:] (in IDEKit)
7 +[IDEDocumentController retainedEditorDocumentForNavigableItem:forUseWithWorkspaceDocument:error:] (in IDEKit)
8 -[IDEUtilityArea computeSelectedDocumentsForNavigables:] (in IDEKit)
9 -[IDEUtilityArea _rebuildStackWithNavigableItems:] (in IDEKit)
10 -[IDEUtilityArea _rebuildCategoriesAndStack] (in IDEKit)
11 -[DVTDelayedInvocation runBlock:] (in DVTFoundation)
12 performSelectorWithObject__DVTMainThreadLatencyChecker__ (in DVTFoundation)
13 __NSFirePerformWithOrder (in Foundation)
14 __CFRUNLOOP_IS_CALLING_OUT_TO_AN_OBSERVER_CALLBACK_FUNCTION__ (in CoreFoundation)
15 __CFRunLoopDoObservers (in CoreFoundation)
16 __CFRunLoopRun (in CoreFoundation)
17 CFRunLoopRunSpecific (in CoreFoundation)
18 RunCurrentEventLoopInMode (in HIToolbox)
19 ReceiveNextEventCommon (in HIToolbox)
20 _BlockUntilNextEventMatchingListInModeWithFilter (in HIToolbox)
21 _DPSNextEvent (in AppKit)
22 -[NSApplication(NSEvent) _nextEventMatchingEventMask:untilDate:inMode:dequeue:] (in AppKit)
23 -[DVTApplication nextEventMatchingMask:untilDate:inMode:dequeue:] (in DVTKit)
24 -[NSApplication run] (in AppKit)
25 NSApplicationMain (in AppKit)
26 start (in libdyld.dylib)
), existingDocument:<IBStoryboardDocument: 0x7fa263933a00>( 0 -[IDEEditorDocument init] (in IDEKit)
1 -[IBDocument init] (in IDEInterfaceBuilderKit)
2 -[NSDocument initForURL:withContentsOfURL:ofType:error:] (in AppKit)
3 -[IDEEditorDocument initForURL:withContentsOfURL:ofType:error:] (in IDEKit)
4 -[IBDocument initForURL:withContentsOfURL:ofType:error:] (in IDEInterfaceBuilderKit)
5 +[IDEDocumentController _newEditorDocumentWithClass:forURL:withContentsOfURL:ofType:extension:error:] (in IDEKit)
6 -[IDEEditorContext _newEditorDocumentWithClass:forURL:withContentsOfURL:ofType:extension:error:] (in IDEKit)
7 -[IDEEditorContext _openNavigableItem:withContentsOfURL:documentExtension:shouldInstallEditorBlock:] (in IDEKit)
8 -[IDEEditorContext _openNavigableItem:withContentsOfURL:shouldInstallEditorBlock:] (in IDEKit)
9 -[IDEEditorContext _notifyDelegateAndOpenNavigableItem:withContentsURL:documentExtensionIdentifier:locationToSelect:annotationRepresentedObject:stateDictionary:annotationWantsIndicatorAnimation:exploreAnnotationRepresentedObject:highlightSelection:alwaysReplaceExistingNavigableItem:skipSubDocumentNavigationUnlessEditorIsReplaced:] (in IDEKit)
10 -[IDEEditorContext _notifyDelegateAndOpenEditorOpenSpecifier:updateHistory:] (in IDEKit)
11 -[IDEEditorContext openEditorOpenSpecifier:updateHistory:] (in IDEKit)
12 -[IDEEditorContext openEditorOpenSpecifier:] (in IDEKit)
13 -[IDEEditorModeViewController openEditorOpenSpecifier:editorContext:] (in IDEKit)
14 -[IDEEditorArea _openEditorOpenSpecifier:editorContext:takeFocus:] (in IDEKit)
15 __108+[IDEEditorCoordinator _doOpenEditorOpenSpecifier:forWorkspaceTabController:editorContext:target:takeFocus:]_block_invoke_2 (in IDEKit)
16 __108+[IDEEditorCoordinator _doOpenEditorOpenSpecifier:forWorkspaceTabController:editorContext:target:takeFocus:]_block_invoke (in IDEKit)
17 +[IDEEditorCoordinator _doOpenWithWorkspaceTabController:editorContext:target:allowFallback:documentURL:usingBlock:] (in IDEKit)
18 +[IDEEditorCoordinator _doOpenEditorOpenSpecifier:forWorkspaceTabController:editorContext:target:takeFocus:] (in IDEKit)
19 -[_IDEOpenRequest _primitiveRunIfNecessary] (in IDEKit)
20 -[_IDEOpenRequest _runIfNecessary] (in IDEKit)
21 performSelector__DVTMainThreadLatencyChecker__ (in DVTFoundation)
22 __NSFireDelayedPerform (in Foundation)
23 __CFRUNLOOP_IS_CALLING_OUT_TO_A_TIMER_CALLBACK_FUNCTION__ (in CoreFoundation)
24 __CFRunLoopDoTimer (in CoreFoundation)
25 __CFRunLoopDoTimers (in CoreFoundation)
26 __CFRunLoopRun (in CoreFoundation)
27 CFRunLoopRunSpecific (in CoreFoundation)
28 RunCurrentEventLoopInMode (in HIToolbox)
29 ReceiveNextEventCommon (in HIToolbox)
30 _BlockUntilNextEventMatchingListInModeWithFilter (in HIToolbox)
31 _DPSNextEvent (in AppKit)
32 -[NSApplication(NSEvent) _nextEventMatchingEventMask:untilDate:inMode:dequeue:] (in AppKit)
33 -[DVTApplication nextEventMatchingMask:untilDate:inMode:dequeue:] (in DVTKit)
34 -[NSColorPanel _loadColorPickers] (in AppKit)
35 -[NSColorPanel _colorPanelDidLoad] (in AppKit)
36 -[NSColorPanel initWithContentRect:styleMask:backing:defer:] (in AppKit)
37 -[NSColorPanel init] (in AppKit)
38 +[NSColorPanel sharedColorPanel] (in AppKit)
39 -[IBTargetRuntime installColorListIfNeeded] (in IDEInterfaceBuilderKit)
40 -[IBCocoaTouchTargetRuntime installColorListIfNeeded] (in IDEInterfaceBuilderCocoaTouchIntegration)
41 -[IBCocoaTouchTargetRuntime installColorListIfNeeded] (in IDEInterfaceBuilderCocoaTouchIntegration)
42 -[IBDocument setTargetRuntime:] (in IDEInterfaceBuilderKit)
43 -[IBDocument decodeContentsOfURL:ofType:decodingStyle:error:] (in IDEInterfaceBuilderKit)
44 -[IBDocument readFromURL:ofType:error:] (in IDEInterfaceBuilderKit)
45 -[NSDocument _initForURL:withContentsOfURL:ofType:error:] (in AppKit)
46 -[NSDocument initForURL:withContentsOfURL:ofType:error:] (in AppKit)
47 -[IDEEditorDocument initForURL:withContentsOfURL:ofType:error:] (in IDEKit)
48 -[IBDocument initForURL:withContentsOfURL:ofType:error:] (in IDEInterfaceBuilderKit)
49 +[IDEDocumentController _newEditorDocumentWithClass:forURL:withContentsOfURL:ofType:extension:error:] (in IDEKit)
50 +[IDEDocumentController _retainedEditorDocumentForURL:type:error:] (in IDEKit)
51 +[IDEDocumentController retainedEditorDocumentForNavigableItem:forUseWithWorkspaceDocument:error:] (in IDEKit)
52 -[IDEUtilityArea computeSelectedDocumentsForNavigables:] (in IDEKit)
53 -[IDEUtilityArea _rebuildStackWithNavigableItems:] (in IDEKit)
54 -[IDEUtilityArea _rebuildCategoriesAndStack] (in IDEKit)
55 -[DVTDelayedInvocation runBlock:] (in DVTFoundation)
56 performSelectorWithObject__DVTMainThreadLatencyChecker__ (in DVTFoundation)
57 __NSFirePerformWithOrder (in Foundation)
58 __CFRUNLOOP_IS_CALLING_OUT_TO_AN_OBSERVER_CALLBACK_FUNCTION__ (in CoreFoundation)
59 __CFRunLoopDoObservers (in CoreFoundation)
60 __CFRunLoopRun (in CoreFoundation)
61 CFRunLoopRunSpecific (in CoreFoundation)
62 RunCurrentEventLoopInMode (in HIToolbox)
63 ReceiveNextEventCommon (in HIToolbox)
64 _BlockUntilNextEventMatchingListInModeWithFilter (in HIToolbox)
65 _DPSNextEvent (in AppKit)
66 -[NSApplication(NSEvent) _nextEventMatchingEventMask:untilDate:inMode:dequeue:] (in AppKit)
67 -[DVTApplication nextEventMatchingMask:untilDate:inMode:dequeue:] (in DVTKit)
68 -[NSApplication run] (in AppKit)
69 NSApplicationMain (in AppKit)
70 start (in libdyld.dylib)
)
Object: <IDEDocumentController: 0x7fa26141b600>
Method: -addDocument:
Thread: <NSThread: 0x7fa2614199c0>{number = 1, name = main}
Hints:
Backtrace:
0 -[IDEAssertionHandler handleFailureInMethod:object:fileName:lineNumber:assertionSignature:messageFormat:arguments:] (in IDEKit)
1 _DVTAssertionHandler (in DVTFoundation)
2 _DVTAssertionFailureHandler (in DVTFoundation)
3 -[IDEDocumentController addDocument:] (in IDEKit)
4 +[IDEDocumentController retainEditorDocument:] (in IDEKit)
5 +[IDEDocumentController _retainedEditorDocumentForURL:type:error:] (in IDEKit)
6 +[IDEDocumentController retainedEditorDocumentForNavigableItem:forUseWithWorkspaceDocument:error:] (in IDEKit)
7 -[IDEUtilityArea computeSelectedDocumentsForNavigables:] (in IDEKit)
8 -[IDEUtilityArea _rebuildStackWithNavigableItems:] (in IDEKit)
9 -[IDEUtilityArea _rebuildCategoriesAndStack] (in IDEKit)
10 -[DVTDelayedInvocation runBlock:] (in DVTFoundation)
11 performSelectorWithObject__DVTMainThreadLatencyChecker__ (in DVTFoundation)
12 __NSFirePerformWithOrder (in Foundation)
13 __CFRUNLOOP_IS_CALLING_OUT_TO_AN_OBSERVER_CALLBACK_FUNCTION__ (in CoreFoundation)
14 __CFRunLoopDoObservers (in CoreFoundation)
15 __CFRunLoopRun (in CoreFoundation)
16 CFRunLoopRunSpecific (in CoreFoundation)
17 RunCurrentEventLoopInMode (in HIToolbox)
18 ReceiveNextEventCommon (in HIToolbox)
19 _BlockUntilNextEventMatchingListInModeWithFilter (in HIToolbox)
20 _DPSNextEvent (in AppKit)
21 -[NSApplication(NSEvent) _nextEventMatchingEventMask:untilDate:inMode:dequeue:] (in AppKit)
22 -[DVTApplication nextEventMatchingMask:untilDate:inMode:dequeue:] (in DVTKit)
23 -[NSApplication run] (in AppKit)
24 NSApplicationMain (in AppKit)
25 start (in libdyld.dylib)
abort() called