App crashes with IB

I would like to add a button to my custom cell. I add it programaticaly and its work fine, and when i add it in IB, the app crashes.

what can be the problem ?

Thanks four your answers.

my code : `

UIButton *button = [UIButton buttonWithType:UIButtonTypeRoundedRect];
    [button addTarget:self 
               action:@selector(goToGeoloc)
     forControlEvents:UIControlEventTouchDown];
    [button setTitle:@"Show View" forState:UIControlStateNormal];
    button.frame = CGRectMake(218.0, 8.0, 45.0, 45.0);
    [cell addSubview:button];

`the crash log :

warning: Attempting to create USE_BLOCK_IN_FRAME variable with block that isn't in the frame.
warning: Attempting to create USE_BLOCK_IN_FRAME variable with block that isn't in the frame.
(gdb) bt
#0  0x02c65a93 in objc_msgSend ()
#1  0x00000001 in ?? ()
#2  0x005596c8 in -[UIControl sendAction:to:forEvent:] ()
#3  0x0055bb4a in -[UIControl(Internal) _sendActionsForEvents:withEvent:] ()
#4  0x0055a6f7 in -[UIControl touchesEnded:withEvent:] ()
#5  0x00747070 in _UIGestureRecognizerUpdateObserver ()
#6  0x02aebd1b in __CFRUNLOOP_IS_CALLING_OUT_TO_AN_OBSERVER_CALLBACK_FUNCTION__ ()
#7  0x02a80987 in开发者_运维百科 __CFRunLoopDoObservers ()
#8  0x02a49c17 in __CFRunLoopRun ()
#9  0x02a49280 in CFRunLoopRunSpecific ()
#10 0x02a491a1 in CFRunLoopRunInMode ()
#11 0x031f72c8 in GSEventRunModal ()
#12 0x031f738d in GSEventRun ()
#13 0x004ddb58 in UIApplicationMain ()