2015-11-30 19:11:59.576 Chair Workouts[1928:528804] Date: (null) | (null)
2015-11-30 19:11:59.614 Chair Workouts[1928:528804] *** -[__NSCFCalendar components:fromDate:]: date cannot be nil
Future exception.
A few of these errors are going to be reported with this complaint, then further violations will simply be ignored.
Here is the backtrace where this occurred this time (some frames may be missing due to compiler optimizations):
(
	0   CoreFoundation                      0x00000001826d441c <redacted> + 132
	1   CoreFoundation                      0x00000001826d4320 <redacted> + 84
	2   Chair Workouts                      0x0000000100040044 -[SettingsDirector scheduleWorkoutNotifications] + 448
	3   Chair Workouts                      0x000000010003c42c -[AppDelegate application:didFinishLaunchingWithOptions:] + 912
	4   UIKit                               0x0000000187d9d324 <redacted> + 400
	5   UIKit                               0x0000000187fcbacc <redacted> + 2904
	6   UIKit                               0x0000000187fcfe0c <redacted> + 1656
	7   UIKit                               0x0000000187fccf50 <redacted> + 168
	8   FrontBoardServices                  0x000000018c5b37c4 <redacted> + 184
	9   FrontBoardServices                  0x000000018c5b3b44 <redacted> + 56
	10  CoreFoundation                      0x000000018274c544 <redacted> + 24
	11  CoreFoundation                      0x000000018274bfd8 <redacted> + 540
	12  CoreFoundation                      0x0000000182749cd8 <redacted> + 724
	13  CoreFoundation                      0x0000000182678ca0 CFRunLoopRunSpecific + 384
	14  UIKit                               0x0000000187d961c8 <redacted> + 460
	15  UIKit                               0x0000000187d90ffc UIApplicationMain + 204
	16  Chair Workouts                      0x000000010003d44c main + 124
	17  libdyld.dylib                       0x0000000197b968b8 <redacted> + 4
)
2015-11-30 19:11:59.618 Chair Workouts[1928:528804] Notification date: 2015-12-01 00:12:00 +0000