Crash app when scroll to bottom of tableView: "Terminating app due to uncaught exception 'CALayerInvalidGeometry', reason: 'CALayer position contains NaN: [nan 450]"

[dieptx]

i'm adding collageView to UITableViewCell. In layoutSubViews function, i called collageView.frame = contentView.bounds

Terminating app due to uncaught exception 'CALayerInvalidGeometry', reason: 'CALayer position contains NaN: [nan 450]'
*** First throw call stack:
(
	0   CoreFoundation                      0x00000001097ce6fb __exceptionPreprocess + 331
	1   libobjc.A.dylib                     0x000000010824dac5 objc_exception_throw + 48
	2   CoreFoundation                      0x00000001097ce555 +[NSException raise:format:] + 197
	3   QuartzCore                          0x00000001071382ae _ZN2CA5Layer12set_positionERKNS_4Vec2IdEEb + 140
	4   QuartzCore                          0x000000010712768b -[CALayer setPosition:] + 57
	5   QuartzCore                          0x0000000107127de3 -[CALayer setFrame:] + 560
	6   UIKitCore                           0x000000010e46f2f3 -[UIView(Geometry) setFrame:] + 336
	7   CollageView                         0x0000000104bc2154 $s11CollageViewAAC14layoutSubviewsyyF + 804
	8   CollageView                         0x0000000104bc3024 $s11CollageViewAAC14layoutSubviewsyyFTo + 36
	9   UIKitCore                           0x000000010e48d9c1 -[UIView(CALayerDelegate) layoutSublayersOfLayer:] + 1417
	10  QuartzCore                          0x000000010712deae -[CALayer layoutSublayers] + 173
	11  QuartzCore                          0x0000000107132b88 _ZN2CA5Layer16layout_if_neededEPNS_11TransactionE + 396
	12  UIKitCore                           0x000000010e478985 -[UIView(Hierarchy) layoutBelowIfNeeded] + 646
	13  UIKitCore                           0x000000010e47fa19 +[UIView(Animation) performWithoutAnimation:] + 90
	14  UIKitCore                           0x000000010e1f885b -[UITableView _createPreparedCellForGlobalRow:withIndexPath:willDisplay:] + 1323
	15  UIKitCore                           0x000000010e1f8b65 -[UITableView _createPreparedCellForGlobalRow:willDisplay:] + 73
	16  UIKitCore                           0x000000010e1c0d20 -[UITableView _updateVisibleCellsNow:isRecursive:] + 2870
	17  UIKitCore                           0x000000010e1e0e37 -[UITableView layoutSubviews] + 165
	18  UIKitCore                           0x000000010e48d9c1 -[UIView(CALayerDelegate) layoutSublayersOfLayer:] + 1417
	19  QuartzCore                          0x000000010712deae -[CALayer layoutSublayers] + 173
	20  QuartzCore                          0x0000000107132b88 _ZN2CA5Layer16layout_if_neededEPNS_11TransactionE + 396
	21  QuartzCore                          0x000000010713eee4 _ZN2CA5Layer28layout_and_display_if_neededEPNS_11TransactionE + 72
	22  QuartzCore                          0x00000001070ae3aa _ZN2CA7Context18commit_transactionEPNS_11TransactionE + 328
	23  QuartzCore                          0x00000001070e5584 _ZN2CA11Transaction6commitEv + 608
	24  QuartzCore                          0x00000001070e5ede _ZN2CA11Transaction17observer_callbackEP19__CFRunLoopObservermPv + 76
	25  CoreFoundation                      0x00000001097350f7 __CFRUNLOOP_IS_CALLING_OUT_TO_AN_OBSERVER_CALLBACK_FUNCTION__ + 23
	26  CoreFoundation                      0x000000010972f5be __CFRunLoopDoObservers + 430
	27  CoreFoundation                      0x000000010972fc31 __CFRunLoopRun + 1505
	28  CoreFoundation                      0x000000010972f302 CFRunLoopRunSpecific + 626
	29  GraphicsServices                    0x00000001111742fe GSEventRunModal + 65
	30  UIKitCore                           0x000000010dfbfba2 UIApplicationMain + 140

Plz, help me to fix this problem

[ahmetkgunay]

ok i will implement a demo which is using collageview in tableview cell