Cheers thank you - did a string search for crashed and it wasn't in there - here are the firs 60 lines
Date/Time: 2012-12-06 21:42:39 +0100
OS Version: 10.8.2 (Build 12C60)
Architecture: x86_64
Report Version: 11
Command: Aperture
Path: /Applications/Aperture.app/Contents/MacOS/Aperture
Version: 3.4.3 (3.4.3)
Build Version: 2
Project Name: Aperture
Source Version: 310022000000000
App Item ID: 408981426
App External ID: 12009533
Parent: launchd [329]
PID: 3334
Event: hang
Duration: 5.35s
Steps: 40 (100ms sampling interval)
Hardware model: iMac8,1
Active cpus: 2
Free pages: 750475 pages (+11952)
Pageins: 185 pages
Pageouts: 0 pages
Process: Aperture [3334]
Path: /Applications/Aperture.app/Contents/MacOS/Aperture
Architecture: x86_64
Parent: launchd [329]
UID: 501
Task size: 10635 pages (+4)
CPU Time: 0.020s
Note: Suspended for 15 samples
Thread 0x31398 DispatchQueue 1 priority 55
40 ??? (Aperture + 65012) [0x108681df4]
40 ??? (Aperture + 66722) [0x1086824a2]
40 NSProApplicationMain + 378 (ProKit) [0x109b98324]
40 -[NSApplication run] + 517 (AppKit) [0x7fff8ffef283]
40 ??? (Aperture + 4678149) [0x108ae8205]
40 -[NSApplication nextEventMatchingMask:untilDate:inMode:dequeue:] + 128 (AppKit) [0x7fff8fff7ed2]
40 _DPSNextEvent + 1456 (AppKit) [0x7fff8fff8916]
40 AEProcessAppleEvent + 100 (HIToolbox) [0x7fff910168e9]
40 aeProcessAppleEvent + 318 (AE) [0x7fff8fe4d869]
40 dispatchEventAndSendReply(AEDesc const*, AEDesc*) + 37 (AE) [0x7fff8fe4d9a9]
40 aeDispatchAppleEvent(AEDesc const*, AEDesc*, unsigned int, unsigned char*) + 307 (AE) [0x7fff8fe4db48]
40 _NSAppleEventManagerGenericHandler + 106 (Foundation) [0x7fff8d0f7f8d]
40 -[NSAppleEventManager dispatchRawAppleEvent:withRawReply:handlerRefCon:] + 308 (Foundation) [0x7fff8d0f812b]
40 -[NSApplication(NSAppleEventHandling) _handleCoreEvent:withReplyEvent:] + 351 (AppKit) [0x7fff8fffc12c]
40 -[NSApplication(NSAppleEventHandling) _handleAEOpenEvent:] + 566 (AppKit) [0x7fff8fffc532]
40 -[NSApplication _sendFinishLaunchingNotification] + 216 (AppKit) [0x7fff8ffff346]
40 -[NSApplication _postDidFinishNotification] + 292 (AppKit) [0x7fff8ffff60d]
40 -[NSNotificationCenter postNotificationName:object:userInfo:] + 64 (Foundation) [0x7fff8d0de846]
40 _CFXNotificationPost + 2554 (CoreFoundation) [0x7fff95fe847a]
40 ??? (Aperture + 379876) [0x1086cebe4]
40 ??? (Aperture + 376417) [0x1086cde61]
40 -[RKDatabaseComponent openDatabaseForLibraryPath:options:] + 367 (RedRock) [0x109074b98]
40 -[RKDatabase openDatabaseWithOptions:] + 6976 (RedRock) [0x109077805]
40 -[HgKDatabaseManager(Utility) stringForQuery:] + 482 (iLifeSQLAccess) [0x10a985ec2]
40 -[HgKDatabaseManager _dispatch_sync_if_needed_suspend:withBlock:] + 208 (iLifeSQLAccess) [0x10a9d6792]
40 _dispatch_barrier_sync_f_slow + 188 (libdispatch.dylib) [0x7fff8e964a92]
40 semaphore_wait_trap + 10 (libsystem_kernel.dylib) [0x7fff8f5826c2]
*40 semaphore_wait_continue + 0 (mach_kernel) [0xffffff8000233ec0]
*15 <suspended>
Thread 0x316b1 DispatchQueue 2 priority 48
40 _dispatch_mgr_thread + 54 (libdispatch.dylib) [0x7fff8e9629ee]
40 kevent + 10 (libsystem_kernel.dylib) [0x7fff8f584d16]
*25 ??? (mach_kernel + 3471600) [0xffffff800054f8f0]
*15 special_handler_continue + 0 (mach_kernel) [0xffffff800023c690]
*15 <suspended>