Thread : Fatal Exception: NSInvalidArgumentException
0  CoreFoundation                 0x000000018259259c __exceptionPreprocess
1  libobjc.A.dylib                0x0000000192ce40e4 objc_exception_throw
2  CoreData                       0x00000001823397c8 -[NSSQLGenerator newSQLStatementForUpdateRequest:]
3  CoreData                       0x000000018224c254 -[NSSQLAdapter _newSelectStatementWithFetchRequest:ignoreInheritance:]
4  CoreData                       0x000000018224be60 -[NSSQLCore newRowsForFetchPlan:]
5  CoreData                       0x000000018224b56c -[NSSQLCore objectsForFetchRequest:inContext:]
6  CoreData                       0x000000018224afe4 -[NSSQLCore executeRequest:withContext:error:]
7  CoreData                       0x0000000182311dc0 __65-[NSPersistentStoreCoordinator executeRequest:withContext:error:]_block_invoke
8  CoreData                       0x0000000182319654 gutsOfBlockToNSPersistentStoreCoordinatorPerform
9  libdispatch.dylib              0x000000019332936c _dispatch_client_callout
10 libdispatch.dylib              0x00000001933326e8 _dispatch_barrier_sync_f_invoke
11 CoreData                       0x000000018230ccb4 _perform
12 CoreData                       0x000000018224ac34 -[NSPersistentStoreCoordinator executeRequest:withContext:error:]
13 CoreData                       0x0000000182249744 -[NSManagedObjectContext executeFetchRequest:error:]
14 CoreData                       0x00000001822edde8 -[NSManagedObjectContext(_NestedContextSupport) _parentObjectsForFetchRequest:inContext:error:]
15 CoreData                       0x00000001822ee684 __82-[NSManagedObjectContext(_NestedContextSupport) executeRequest:withContext:error:]_block_invoke
16 CoreData                       0x00000001822f0398 internalBlockToNSManagedObjectContextPerform
17 libdispatch.dylib              0x000000019332936c _dispatch_client_callout
18 libdispatch.dylib              0x00000001933326e8 _dispatch_barrier_sync_f_invoke
19 CoreData                       0x00000001822e06cc _perform
20 CoreData                       0x00000001822ee354 -[NSManagedObjectContext(_NestedContextSupport) executeRequest:withContext:error:]
21 CoreData                       0x0000000182249744 -[NSManagedObjectContext executeFetchRequest:error:]
22 MagicalRecord                  0x00000001006dd34c __67+[NSManagedObject(MagicalRecord) MR_executeFetchRequest:inContext:]_block_invoke (NSManagedObject+MagicalRecord.m:54)
23 CoreData                       0x00000001822e5270 developerSubmittedBlockToNSManagedObjectContextPerform
24 CoreData                       0x00000001822e5474 -[NSManagedObjectContext performBlockAndWait:]
25 MagicalRecord                  0x00000001006dd290 +[NSManagedObject(MagicalRecord) MR_executeFetchRequest:inContext:] (NSManagedObject+MagicalRecord.m:50)
26 MagicalRecord                  0x00000001006db43c +[NSManagedObject(MagicalFinders) MR_findAllSortedBy:ascending:withPredicate:inContext:] (NSManagedObject+MagicalFinders.m:56)
27 MagicalRecord                  0x00000001006db4f4 +[NSManagedObject(MagicalFinders) MR_findAllSortedBy:ascending:withPredicate:] (NSManagedObject+MagicalFinders.m:63)
28 FastStudyCoach                 0x0000000100111a60 PracticeProgramSubscribedDashboardViewController.viewDidLoad() -> () (PracticeProgramSubscribedDashboardViewController.swift:179)
29 FastStudyCoach                 0x0000000100111dc4 @objc PracticeProgramSubscribedDashboardViewController.viewDidLoad() -> () (PracticeProgramSubscribedDashboardViewController.swift)
30 UIKit                          0x0000000186d44aa0 -[UIViewController loadViewIfRequired]
31 UIKit                          0x0000000186d447b0 -[UIViewController view]
32 UIKit                          0x0000000186ee7704 -[UINavigationController _startCustomTransition:]
33 UIKit                          0x0000000186df8f4c -[UINavigationController _startDeferredTransitionIfNeeded:]
34 UIKit                          0x0000000186df8d18 -[UINavigationController __viewWillLayoutSubviews]
35 UIKit                          0x0000000186df8c98 -[UILayoutContainerView layoutSubviews]
36 UIKit                          0x0000000186d41648 -[UIView(CALayerDelegate) layoutSublayersOfLayer:]
37 QuartzCore                     0x0000000186699994 -[CALayer layoutSublayers]
38 QuartzCore                     0x0000000186694564 CA::Layer::layout_if_needed(CA::Transaction*)
39 QuartzCore                     0x0000000186694408 CA::Layer::layout_and_display_if_needed(CA::Transaction*)
40 QuartzCore                     0x0000000186693c08 CA::Context::commit_transaction(CA::Transaction*)
41 QuartzCore                     0x000000018669398c CA::Transaction::commit()
42 QuartzCore                     0x000000018668d3bc CA::Transaction::observer_callback(__CFRunLoopObserver*, unsigned long, void*)
43 CoreFoundation                 0x000000018254aa50 __CFRUNLOOP_IS_CALLING_OUT_TO_AN_OBSERVER_CALLBACK_FUNCTION__
44 CoreFoundation                 0x00000001825479dc __CFRunLoopDoObservers
45 CoreFoundation                 0x0000000182547dbc __CFRunLoopRun
46 CoreFoundation                 0x00000001824750a4 CFRunLoopRunSpecific
47 GraphicsServices               0x000000018b6175a4 GSEventRunModal
48 UIKit                          0x0000000186daa3c0 UIApplicationMain
49 FastStudyCoach                 0x000000010011d85c main (AppDelegate.swift:19)
50 libdyld.dylib                  0x0000000193352a08 start