Here is the result:
Code:
(gdb) bt
#0 0x901b14d7 in objc_exception_throw ()
#1 0x0210583b in -[NSObject doesNotRecognizeSelector:] ()
#2 0x0209c676 in ___forwarding___ ()
#3 0x020786c2 in __forwarding_prep_0___ ()
#4 0x0058a82d in -[UIButton imageRectForContentRect:] ()
#5 0x005870d0 in -[UIButton(UIButtonInternal) _setupImageView] ()
#6 0x005875ab in -[UIButton layoutSubviews] ()
#7 0x0361b2b0 in -[CALayer layoutSublayers] ()
#8 0x0361b06f in CALayerLayoutIfNeeded ()
#9 0x0361a8c6 in CA::Context::commit_transaction ()
#10 0x0361a53a in CA::Transaction::commit ()
#11 0x03622838 in CA::Transaction::observer_callback ()
#12 0x02074252 in __CFRunLoopDoObservers ()
#13 0x0207365f in CFRunLoopRunSpecific ()
#14 0x02072c48 in CFRunLoopRunInMode ()
#15 0x0261e78d in GSEventRunModal ()
#16 0x0261e852 in GSEventRun ()
#17 0x003e0003 in UIApplicationMain ()
#18 0x0000224e in main (argc=1, argv=0xbffff0e4) at /Users/Steph/iPhone/PhotoAlbum/main.m:14
