So I wrote an app for Mac. Everything works properly on my Mac laptop (Mountain Lion), but when I try to run it on another Mac (Snow Leopard) I get the following crash report when I try to open the app:
Process: App [20844]
Path: /Volumes/USB/App.app/Contents/MacOS/App
Identifier: com.mathnerdproductions.App
Version: 1.0 (1)
Code Type: X86-64 (Native)
Parent Process: launchd [103]
Date/Time: 2012-09-05 17:22:26.403 -0700
OS Version: Mac OS X 10.6.8 (10K549)
Report Version: 6
Interval Since Last Report: 19110167 sec
Crashes Since Last Report: 142
Per-App Interval Since Last Report: 2 sec
Per-App Crashes Since Last Report: 1
Anonymous UUID: D1555D0E-E1BC-4FE0-AABD-D059BAC03233
Exception Type: EXC_CRASH (SIGABRT)
Exception Codes: 0x0000000000000000, 0x0000000000000000
Crashed Thread: 0 Dispatch queue: com.apple.main-thread
Application Specific Information:
abort() called
*** Terminating app due to uncaught exception 'NSInvalidUnarchiveOperationException', reason: '*** -[NSKeyedUnarchiver decodeObjectForKey:]: cannot decode object of class (NSLayoutConstraint)'
*** Call stack at first throw:
(
0 CoreFoundation 0x00007fff84cd8784 __exceptionPreprocess + 180
1 libobjc.A.dylib 0x00007fff80b47f03 objc_exception_throw + 45
2 CoreFoundation 0x00007fff84cd85a7 +[NSException raise:format:arguments:] + 103
3 CoreFoundation 0x00007fff84cd8534 +[NSException raise:format:] + 148
4 Foundation 0x00007fff83305d0a _decodeObjectBinary + 2427
5 Foundation 0x00007fff83306a89 -[NSKeyedUnarchiver _decodeArrayOfObjectsForKey:] + 1229
6 Foundation 0x00007fff83306fc9 -[NSArray(NSArray) initWithCoder:] + 462
7 Foundation 0x00007fff83305d83 _decodeObjectBinary + 2548
8 Foundation 0x00007fff833051fd _decodeObject + 208
9 AppKit 0x00007fff83fb3389 -[NSIBObjectData initWithCoder:] + 2102
10 Foundation 0x00007fff83305d83 _decodeObjectBinary + 2548
11 Foundation 0x00007fff833051fd _decodeObject + 208
12 AppKit 0x00007fff83fb2a41 loadNib + 146
13 AppKit 0x00007fff83fb1fa1 +[NSBundle(NSNibLoading) _loadNibFile:nameTable:withZone:ownerBundle:] + 248
14 AppKit 0x00007fff83fb1dd9 +[NSBundle(NSNibLoading) loadNibNamed:owner:] + 326
15 AppKit 0x00007fff83faf35b NSApplicationMain + 279
16 App 0x0000000100001662 main + 34
17 App 0x0000000100001634 start + 52
)
Thread 0 Crashed: Dispatch queue: com.apple.main-thread
0 libSystem.B.dylib 0x00007fff8144b0b6 __kill + 10
1 libSystem.B.dylib 0x00007fff814eb9f6 abort + 83
2 libstdc++.6.dylib 0x00007fff82a4f5d2 __tcf_0 + 0
3 libobjc.A.dylib 0x00007fff80b4bb39 _objc_terminate + 100
4 libstdc++.6.dylib 0x00007fff82a4dae1 __cxxabiv1::__terminate(void (*)()) + 11
5 libstdc++.6.dylib 0x00007fff82a4db16 __cxxabiv1::__unexpected(void (*)()) + 0
6 libstdc++.6.dylib 0x00007fff82a4dbfc __gxx_exception_cleanup(_Unwind_Reason_Code, _Unwind_Exception*) + 0
7 libobjc.A.dylib 0x00007fff80b47fa2 object_getIvar + 0
8 com.apple.CoreFoundation 0x00007fff84cd85a7 +[NSException raise:format:arguments:] + 103
9 com.apple.CoreFoundation 0x00007fff84cd8534 +[NSException raise:format:] + 148
10 com.apple.Foundation 0x00007fff83305d0a _decodeObjectBinary + 2427
11 com.apple.Foundation 0x00007fff83306a89 -[NSKeyedUnarchiver _decodeArrayOfObjectsForKey:] + 1229
12 com.apple.Foundation 0x00007fff83306fc9 -[NSArray(NSArray) initWithCoder:] + 462
13 com.apple.Foundation 0x00007fff83305d83 _decodeObjectBinary + 2548
14 com.apple.Foundation 0x00007fff833051fd _decodeObject + 208
15 com.apple.AppKit 0x00007fff83fb3389 -[NSIBObjectData initWithCoder:] + 2102
16 com.apple.Foundation 0x00007fff83305d83 _decodeObjectBinary + 2548
17 com.apple.Foundation 0x00007fff833051fd _decodeObject + 208
18 com.apple.AppKit 0x00007fff83fb2a41 loadNib + 146
19 com.apple.AppKit 0x00007fff83fb1fa1 +[NSBundle(NSNibLoading) _loadNibFile:nameTable:withZone:ownerBundle:] + 248
20 com.apple.AppKit 0x00007fff83fb1dd9 +[NSBundle(NSNibLoading) loadNibNamed:owner:] + 326
21 com.apple.AppKit 0x00007fff83faf35b NSApplicationMain + 279
22 ...roductions.App 0x0000000100001662 main + 34
23 ...roductions.App 0x0000000100001634 start + 52
Thread 1: Dispatch queue: com.apple.libdispatch-manager
0 libSystem.B.dylib 0x00007fff81415c0a kevent + 10
1 libSystem.B.dylib 0x00007fff81417add _dispatch_mgr_invoke + 154
2 libSystem.B.dylib 0x00007fff814177b4 _dispatch_queue_invoke + 185
3 libSystem.B.dylib 0x00007fff814172de _dispatch_worker_thread2 + 252
4 libSystem.B.dylib 0x00007fff81416c08 _pthread_wqthread + 353
5 libSystem.B.dylib 0x00007fff81416aa5 start_wqthread + 13
Thread 2:
0 libSystem.B.dylib 0x00007fff81416a2a __workq_kernreturn + 10
1 libSystem.B.dylib 0x00007fff81416e3c _pthread_wqthread + 917
2 libSystem.B.dylib 0x00007fff81416aa5 start_wqthread + 13
Thread 3:
0 libSystem.B.dylib 0x00007fff813fcd7a mach_msg_trap + 10
1 libSystem.B.dylib 0x00007fff813fd3ed mach_msg + 59
2 com.unsanity.ape 0x0000000100485f8f __ape_agent + 201
3 libSystem.B.dylib 0x00007fff81435fd6 _pthread_start + 331
4 libSystem.B.dylib 0x00007fff81435e89 thread_start + 13
Thread 0 crashed with X86 Thread State (64-bit):
rax: 0x0000000000000000 rbx: 0x00007fff702922f8 rcx: 0x00007fff5fbfe5d8 rdx: 0x0000000000000000
rdi: 0x000000000000516c rsi: 0x0000000000000006 rbp: 0x00007fff5fbfe5f0 rsp: 0x00007fff5fbfe5d8
r8: 0x00007fff70295a60 r9: 0x0000000000000063 r10: 0x00007fff814470fa r11: 0x0000000000000202
r12: 0x00007fff84d5db09 r13: 0x0000000000000000 r14: 0x0000000000000000 r15: 0x0000000000000011
rip: 0x00007fff8144b0b6 rfl: 0x0000000000000202 cr2: 0x00007fff7054bfd0
Binary Images:
0x100000000 - 0x100006ff7 +com.mathnerdproductions.App 1.0 (1) <377A60C8-832D-3A6E-8F6B-E20BDE899B66> /Volumes/USB/App.app/Contents/MacOS/App
0x100483000 - 0x100498ff7 +com.unsanity.ape 2.6.1 (2.6.1) <751AA5E7-ED1A-3B2F-5845-799AFD585CC7> /Library/Frameworks/ApplicationEnhancer.framework/Versions/A/ApplicationEnhancer
0x1004f0000 - 0x1004f3ff7 +com.insecurity.eSellHijack ??? (1.0) <0FE31FDB-AA3D-9C47-423E-8A5F2B6A337A> /Library/Application Enhancers/eSell Hijack.ape/Contents/MacOS/eSell Hijack
0x100783000 - 0x10079afff +com.eSellerate.EWSMac67108872 4.0.0.8 (4.0.0.8) <7E414F1D-8098-6CB9-8D8D-F1FAFABC5937> /Library/Frameworks/EWSMac.framework/EWSMac67108872
0x7fff5fc00000 - 0x7fff5fc3bdef dyld 132.1 (???) <DB8B8AB0-0C97-B51C-BE8B-B79895735A33> /usr/lib/dyld
0x7fff80003000 - 0x7fff80023ff7 com.apple.DirectoryService.Framework 3.6 (621.14) <15CF4C96-372D-C706-A237-47D20D2CAA6B> /System/Library/Frameworks/DirectoryService.framework/Versions/A/DirectoryService
0x7fff80213000 - 0x7fff80229fef libbsm.0.dylib ??? (???) <0321D32C-9FE1-3919-E03E-2530A0C1191B> /usr/lib/libbsm.0.dylib
0x7fff8022a000 - 0x7fff80235fff com.apple.CrashReporterSupport 10.6.7 (258) <A2CBB18C-BD1C-8650-9091-7687E780E689> /System/Library/PrivateFrameworks/CrashReporterSupport.framework/Versions/A/CrashReporterSupport
0x7fff80236000 - 0x7fff8073fff7 com.apple.RawCamera.bundle 3.14.0 (646) <75A96BFC-1832-808B-F430-C4C9379C5A98> /System/Library/CoreServices/RawCamera.bundle/Contents/MacOS/RawCamera
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0x7fff80796000 - 0x7fff80796ff7 com.apple.Accelerate 1.6 (Accelerate 1.6) <15DF8B4A-96B2-CB4E-368D-DEC7DF6B62BB> /System/Library/Frameworks/Accelerate.framework/Versions/A/Accelerate
0x7fff807cd000 - 0x7fff807defff com.apple.DSObjCWrappers.Framework 10.6 (134) <CF1D9C05-8D77-0FFE-38E8-63D8A23E92E1> /System/Library/PrivateFrameworks/DSObjCWrappers.framework/Versions/A/DSObjCWrappers
0x7fff8081a000 - 0x7fff8081dff7 libCoreVMClient.dylib ??? (???) <75819794-3B7A-8944-D004-7EA6DD7CE836> /System/Library/Frameworks/OpenGL.framework/Versions/A/Libraries/libCoreVMClient.dylib
0x7fff80844000 - 0x7fff80982fff com.apple.CoreData 102.1 (251) <96C5E9A6-C28C-E9CC-A0DB-27801A22A49F> /System/Library/Frameworks/CoreData.framework/Versions/A/CoreData
0x7fff80983000 - 0x7fff80aa2fe7 libcrypto.0.9.8.dylib 0.9.8 (compatibility 0.9.8) <14115D29-432B-CF02-6B24-A60CC533A09E> /usr/lib/libcrypto.0.9.8.dylib
0x7fff80aa3000 - 0x7fff80b3dfff com.apple.ApplicationServices.ATS 275.19 (???) <2DE8987F-4563-4D8E-45C3-2F6F786E120D> /System/Library/Frameworks/ApplicationServices.framework/Versions/A/Frameworks/ATS.framework/Versions/A/ATS
0x7fff80b3e000 - 0x7fff80bf4ff7 libobjc.A.dylib 227.0.0 (compatibility 1.0.0) <03140531-3B2D-1EBA-DA7F-E12CC8F63969> /usr/lib/libobjc.A.dylib
0x7fff80bf5000 - 0x7fff80bf5ff7 com.apple.vecLib 3.6 (vecLib 3.6) <96FB6BAD-5568-C4E0-6FA7-02791A58B584> /System/Library/Frameworks/vecLib.framework/Versions/A/vecLib
0x7fff80c40000 - 0x7fff80c88ff7 libvDSP.dylib 268.0.1 (compatibility 1.0.0) <98FC4457-F405-0262-00F7-56119CA107B6> /System/Library/Frameworks/Accelerate.framework/Versions/A/Frameworks/vecLib.framework/Versions/A/libvDSP.dylib
0x7fff80cb9000 - 0x7fff80ccdff7 com.apple.speech.synthesis.framework 3.10.35 (3.10.35) <574C1BE0-5E5E-CCAF-06F8-92A69CB2892D> /System/Library/Frameworks/ApplicationServices.framework/Versions/A/Frameworks/SpeechSynthesis.framework/Versions/A/SpeechSynthesis
0x7fff80d19000 - 0x7fff80d1fff7 com.apple.CommerceCore 1.0 (9.1) <3691E9BA-BCF4-98C7-EFEC-78DA6825004E> /System/Library/PrivateFrameworks/CommerceKit.framework/Versions/A/Frameworks/CommerceCore.framework/Versions/A/CommerceCore
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0x7fff80d37000 - 0x7fff80dd7fff com.apple.LaunchServices 362.3 (362.3) <B90B7C31-FEF8-3C26-BFB3-D8A48BD2C0DA> /System/Library/Frameworks/CoreServices.framework/Versions/A/Frameworks/LaunchServices.framework/Versions/A/LaunchServices
0x7fff80dd8000 - 0x7fff80f97fff com.apple.ImageIO.framework 3.0.5 (3.0.5) <175E97F1-B1A7-655A-F154-5B6ACC5F3985> /System/Library/Frameworks/ApplicationServices.framework/Versions/A/Frameworks/ImageIO.framework/Versions/A/ImageIO
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0x7fff81360000 - 0x7fff813dffe7 com.apple.audio.CoreAudio 3.2.6 (3.2.6) <79E256EB-43F1-C7AA-6436-124A4FFB02D0> /System/Library/Frameworks/CoreAudio.framework/Versions/A/CoreAudio
0x7fff813e0000 - 0x7fff813e6ff7 com.apple.DiskArbitration 2.3 (2.3) <AAB5CC56-334A-3C60-3C27-54E8F34D754E> /System/Library/Frameworks/DiskArbitration.framework/Versions/A/DiskArbitration
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0x7fff81bd8000 - 0x7fff81bd9fff liblangid.dylib ??? (???) <D0666597-B331-C43C-67BB-F2E754079A7A> /usr/lib/liblangid.dylib
0x7fff81bda000 - 0x7fff81bdcfff libRadiance.dylib ??? (???) <B422DA26-E0CF-F280-6EB4-3B8FEF59B665> /System/Library/Frameworks/ApplicationServices.framework/Versions/A/Frameworks/ImageIO.framework/Versions/A/Resources/libRadiance.dylib
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0x7fff82656000 - 0x7fff82661ff7 com.apple.speech.recognition.framework 3.11.1 (3.11.1) <C359B93B-CC9B-FC0B-959E-FB10674103A7> /System/Library/Frameworks/Carbon.framework/Versions/A/Frameworks/SpeechRecognition.framework/Versions/A/SpeechRecognition
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0x7fff82a81000 - 0x7fff82d7ffff com.apple.HIToolbox 1.6.5 (???) <AD1C18F6-51CB-7E39-35DD-F16B1EB978A8> /System/Library/Frameworks/Carbon.framework/Versions/A/Frameworks/HIToolbox.framework/Versions/A/HIToolbox
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0x7fff82e6a000 - 0x7fff82eb6fff libauto.dylib ??? (???) <F7221B46-DC4F-3153-CE61-7F52C8C293CF> /usr/lib/libauto.dylib
0x7fff82eb7000 - 0x7fff83254fe7 com.apple.QuartzCore 1.6.3 (227.37) <16DFF6CD-EA58-CE62-A1D7-5F6CE3D066DD> /System/Library/Frameworks/QuartzCore.framework/Versions/A/QuartzCore
0x7fff83255000 - 0x7fff83269fff libGL.dylib ??? (???) <2ECE3B0F-39E1-3938-BF27-7205C6D0358B> /System/Library/Frameworks/OpenGL.framework/Versions/A/Libraries/libGL.dylib
0x7fff832e1000 - 0x7fff832f8fff com.apple.ImageCapture 6.1 (6.1) <79AB2131-2A6C-F351-38A9-ED58B25534FD> /System/Library/Frameworks/Carbon.framework/Versions/A/Frameworks/ImageCapture.framework/Versions/A/ImageCapture
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0x7fff837ec000 - 0x7fff8382dfef com.apple.CoreMedia 0.484.60 (484.60) <6B73A514-C4D5-8DC7-982C-4E4F0231ED77> /System/Library/PrivateFrameworks/CoreMedia.framework/Versions/A/CoreMedia
0x7fff8386d000 - 0x7fff839a2fff com.apple.audio.toolbox.AudioToolbox 1.6.7 (1.6.7) <F4814A13-E557-59AF-30FF-E62929367933> /System/Library/Frameworks/AudioToolbox.framework/Versions/A/AudioToolbox
0x7fff839a3000 - 0x7fff83a80fff com.apple.vImage 4.1 (4.1) <C3F44AA9-6F71-0684-2686-D3BBC903F020> /System/Library/Frameworks/Accelerate.framework/Versions/A/Frameworks/vImage.framework/Versions/A/vImage
0x7fff83a81000 - 0x7fff83ab2fff libGLImage.dylib ??? (???) <562565E1-AA65-FE96-13FF-437410C886D0> /System/Library/Frameworks/OpenGL.framework/Versions/A/Libraries/libGLImage.dylib
0x7fff83ab3000 - 0x7fff83ab6ff7 com.apple.securityhi 4.0 (36638) <0234B95B-A339-4576-BB0D-A568634B50F5> /System/Library/Frameworks/Carbon.framework/Versions/A/Frameworks/SecurityHI.framework/Versions/A/SecurityHI
0x7fff83b84000 - 0x7fff83b84ff7 com.apple.Cocoa 6.6 (???) <C69E895A-1C66-3DA9-5F63-8BE85DB9C4E1> /System/Library/Frameworks/Cocoa.framework/Versions/A/Cocoa
0x7fff83bd0000 - 0x7fff83bf7ff7 libJPEG.dylib ??? (???) <32EDAB18-08ED-B31A-D2BD-12EFFE60D83C> /System/Library/Frameworks/ApplicationServices.framework/Versions/A/Frameworks/ImageIO.framework/Versions/A/Resources/libJPEG.dylib
0x7fff83c30000 - 0x7fff83c77ff7 com.apple.coreui 2 (114) <31118426-355F-206A-65AB-CCA2D2D3EBD7> /System/Library/PrivateFrameworks/CoreUI.framework/Versions/A/CoreUI
0x7fff83c88000 - 0x7fff83d6dfef com.apple.DesktopServices 1.5.11 (1.5.11) <39FAA3D2-6863-B5AB-AED9-92D878EA2438> /System/Library/PrivateFrameworks/DesktopServicesPriv.framework/Versions/A/DesktopServicesPriv
0x7fff83e7b000 - 0x7fff83e8cff7 libz.1.dylib 1.2.3 (compatibility 1.0.0) <5BAFAE5C-2307-C27B-464D-582A10A6990B> /usr/lib/libz.1.dylib
0x7fff83f11000 - 0x7fff83f20fff com.apple.NetFS 3.2.2 (3.2.2) <7CCBD70E-BF31-A7A7-DB98-230687773145> /System/Library/Frameworks/NetFS.framework/Versions/A/NetFS
0x7fff83f21000 - 0x7fff83f6aff7 com.apple.securityinterface 4.0.1 (40418.0.1) <9AF33A9F-2D8C-2AE6-868C-EA836C861031> /System/Library/Frameworks/SecurityInterface.framework/Versions/A/SecurityInterface
0x7fff83f6b000 - 0x7fff83facfff com.apple.SystemConfiguration 1.10.8 (1.10.2) <78D48D27-A9C4-62CA-2803-D0BBED82855A> /System/Library/Frameworks/SystemConfiguration.framework/Versions/A/SystemConfiguration
0x7fff83fad000 - 0x7fff849a7ff7 com.apple.AppKit 6.6.8 (1038.36) <4CFBE04C-8FB3-B0EA-8DDB-7E7D10E9D251> /System/Library/Frameworks/AppKit.framework/Versions/C/AppKit
0x7fff84ae2000 - 0x7fff84b03fff libresolv.9.dylib 41.1.0 (compatibility 1.0.0) <9410EC7F-4D24-6740-AFEE-90405750FAD7> /usr/lib/libresolv.9.dylib
0x7fff84b04000 - 0x7fff84b4dfef libGLU.dylib ??? (???) <B0F4CA55-445F-E901-0FCF-47B3B4BAE6E2> /System/Library/Frameworks/OpenGL.framework/Versions/A/Libraries/libGLU.dylib
0x7fff84b4e000 - 0x7fff84b69ff7 com.apple.openscripting 1.3.1 (???) <DC329CD4-1159-A40A-A769-70CAA70F601A> /System/Library/Frameworks/Carbon.framework/Versions/A/Frameworks/OpenScripting.framework/Versions/A/OpenScripting
0x7fff84c27000 - 0x7fff84d9efe7 com.apple.CoreFoundation 6.6.6 (550.44) <BB4E5158-E47A-39D3-2561-96CB49FA82D4> /System/Library/Frameworks/CoreFoundation.framework/Versions/A/CoreFoundation
0x7fff84e57000 - 0x7fff84e65ff7 libkxld.dylib ??? (???) <8145A534-95CC-9F3C-B78B-AC9898F38C6F> /usr/lib/system/libkxld.dylib
0x7fff84e66000 - 0x7fff84ef2fef SecurityFoundation 36840.0.0 (compatibility 1.0.0) <105C82B6-A1C7-9082-ECA6-AEA08C1948C6> /System/Library/Frameworks/SecurityFoundation.framework/Versions/A/SecurityFoundation
0x7fff84ef3000 - 0x7fff84f34fef com.apple.QD 3.36 (???) <5DC41E81-32C9-65B2-5528-B33E934D5BB4> /System/Library/Frameworks/ApplicationServices.framework/Versions/A/Frameworks/QD.framework/Versions/A/QD
0x7fff8572b000 - 0x7fff85f35fe7 libBLAS.dylib 219.0.0 (compatibility 1.0.0) <2F26CDC7-DAE9-9ABE-6806-93BBBDA20DA0> /System/Library/Frameworks/Accelerate.framework/Versions/A/Frameworks/vecLib.framework/Versions/A/libBLAS.dylib
0x7fff85f36000 - 0x7fff85f73fff com.apple.LDAPFramework 2.0 (120.1) <F3B7B267-D580-F287-6DE7-8AC91C92AB35> /System/Library/Frameworks/LDAP.framework/Versions/A/LDAP
0x7fff85f74000 - 0x7fff85faffff com.apple.AE 496.5 (496.5) <208DF391-4DE6-81ED-C697-14A2930D1BC6> /System/Library/Frameworks/CoreServices.framework/Versions/A/Frameworks/AE.framework/Versions/A/AE
0x7fff85fb0000 - 0x7fff85fb5ff7 com.apple.CommonPanels 1.2.4 (91) <8B088D78-E508-6622-E477-E34C22CF2F67> /System/Library/Frameworks/Carbon.framework/Versions/A/Frameworks/CommonPanels.framework/Versions/A/CommonPanels
0x7fff85fcc000 - 0x7fff8601fff7 com.apple.HIServices 1.8.3 (???) <F6E0C7A7-C11D-0096-4DDA-2C77793AA6CD> /System/Library/Frameworks/ApplicationServices.framework/Versions/A/Frameworks/HIServices.framework/Versions/A/HIServices
0x7fff860d2000 - 0x7fff86150ff7 com.apple.CoreText 151.12 (???) <5BE797B7-C903-B664-ADD9-7514B1A6EF9E> /System/Library/Frameworks/ApplicationServices.framework/Versions/A/Frameworks/CoreText.framework/Versions/A/CoreText
0x7fff862f8000 - 0x7fff869f4ff7 com.apple.CoreGraphics 1.545.0 (???) <58D597B1-EB3B-710E-0B8C-EC114D54E11B> /System/Library/Frameworks/ApplicationServices.framework/Versions/A/Frameworks/CoreGraphics.framework/Versions/A/CoreGraphics
0x7fff869f5000 - 0x7fff86a33fe7 libFontRegistry.dylib ??? (???) <395D7C0D-36B5-B353-0DC8-51ABC0B1C030> /System/Library/Frameworks/ApplicationServices.framework/Versions/A/Frameworks/ATS.framework/Versions/A/Resources/libFontRegistry.dylib
0x7fff86a34000 - 0x7fff86b4aff7 libxml2.2.dylib 10.3.0 (compatibility 10.0.0) <3814FCF9-92B9-A6AB-E76A-F7021894AA3F> /usr/lib/libxml2.2.dylib
0x7fff86b6c000 - 0x7fff86b6cff7 com.apple.Carbon 150 (152) <32BD355E-C7C7-B993-12F4-90E70C3F3B10> /System/Library/Frameworks/Carbon.framework/Versions/A/Carbon
0x7fff86eb1000 - 0x7fff86eeeff7 libssl.0.9.8.dylib 0.9.8 (compatibility 0.9.8) <F743389F-F25A-A77D-4FCA-D6B01AF2EE6D> /usr/lib/libssl.0.9.8.dylib
0x7fff86f72000 - 0x7fff86f93fe7 libPng.dylib ??? (???) <A6BF1360-1B23-78BD-12EF-E4A5753EEB76> /System/Library/Frameworks/ApplicationServices.framework/Versions/A/Frameworks/ImageIO.framework/Versions/A/Resources/libPng.dylib
0x7fff86f94000 - 0x7fff87051fff com.apple.CoreServices.OSServices 359.2 (359.2) <BBB8888E-18DE-5D09-3C3A-F4C029EC7886> /System/Library/Frameworks/CoreServices.framework/Versions/A/Frameworks/OSServices.framework/Versions/A/OSServices
0x7fff873e4000 - 0x7fff874a5fef com.apple.ColorSync 4.6.8 (4.6.8) <7DF1D175-6451-51A2-DBBF-40FCA78C0D2C> /System/Library/Frameworks/ApplicationServices.framework/Versions/A/Frameworks/ColorSync.framework/Versions/A/ColorSync
0x7fff87500000 - 0x7fff87670fff com.apple.QTKit 7.7 (1790) <04FA6686-0570-78BC-7D24-9CFFC87CBE87> /System/Library/Frameworks/QTKit.framework/Versions/A/QTKit
0x7fff87671000 - 0x7fff876c6ff7 com.apple.framework.familycontrols 2.0.2 (2020) <F09541B6-5E28-1C01-C1AE-F6A2508670C7> /System/Library/PrivateFrameworks/FamilyControls.framework/Versions/A/FamilyControls
Model: iMac11,3, BootROM IM112.0057.B00, 4 processors, Intel Core i7, 2.93 GHz, 12 GB, SMC 1.59f2
Graphics: ATI Radeon HD 5750, ATI Radeon HD 5750, PCIe, 1024 MB
Memory Module: global_name
AirPort: spairport_wireless_card_type_airport_extreme (0x168C, 0x8F), Atheros 9280: 2.1.14.6
Bluetooth: Version 2.4.5f3, 2 service, 19 devices, 1 incoming serial ports
Network Service: AirPort, AirPort, en1
Serial ATA Device: WDC WD1001FALS-40Y6A0, 931.51 GB
Serial ATA Device: OPTIARC DVD RW AD-5680H
USB Device: Hub, 0x0424 (SMSC), 0x2514, 0xfa100000 / 2
USB Device: DataTraveler 2.0, 0x0951 (Kingston Technology Company), 0x1607, 0xfa130000 / 7
USB Device: FreeAgent GoFlex, 0x0bc2 (Seagate LLC), 0x5021, 0xfa140000 / 5
USB Device: Internal Memory Card Reader, 0x05ac (Apple Inc.), 0x8403, 0xfa120000 / 4
USB Device: BRCM2046 Hub, 0x0a5c (Broadcom Corp.), 0x4500, 0xfa110000 / 3
USB Device: Bluetooth USB Host Controller, 0x05ac (Apple Inc.), 0x8215, 0xfa111000 / 6
USB Device: Hub, 0x0424 (SMSC), 0x2514, 0xfd100000 / 2
USB Device: IR Receiver, 0x05ac (Apple Inc.), 0x8242, 0xfd120000 / 4
USB Device: Built-in iSight, 0x05ac (Apple Inc.), 0x8502, 0xfd110000 / 3
In XCode, the deployment target is set to 10.6 and no errors occur when archiving the program. What is wrong?
Interface files can have different deployment targets, and it sounds like yours may be set to 10.8 or 10.7. Look in the File Inspector for your .xib (you can right-click it and choose Show File Inspector) and look at Deployment.
Specifically, yours is failing trying to unpack an NSLayoutConstraint which was introduced in 10.7.