Databases
StackOverflow2013
Postsdbo
POApp Crash: NSInvalidArgumentException
Body
 

Note that there are some explanatory texts on larger screens.

plurals
  1. POApp Crash: NSInvalidArgumentException
    text
    copied!<pre><code>[__NSArrayM relatedObjectDidChange]: unrecognized selector sent to instance error Class: NSInvalidArgumentException </code></pre> <p>the crash report stackTrace: </p> <pre><code>0 CoreFoundation 0x33d153e7 &lt;redacted&gt; + 162 1 libobjc.A.dylib 0x3ba06963 objc_exception_throw + 30 2 CoreFoundation 0x33d18f31 &lt;redacted&gt; + 0 3 CoreFoundation 0x33d1764d &lt;redacted&gt; + 392 4 CoreFoundation 0x33c6f208 _CF_forwarding_prep_0 + 24 5 EventKit 0x3440af03 &lt;redacted&gt; + 30 6 EventKit 0x34410225 &lt;redacted&gt; + 396 7 EventKit 0x34410095 &lt;redacted&gt; + 28 8 EventKit 0x3440d3fd &lt;redacted&gt; + 396 9 Calendar 0x000f10a5 -[createNewEventView editEvent:] + 1696 10 UIKit 0x35c0f087 &lt;redacted&gt; + 70 11 UIKit 0x35c0f111 &lt;redacted&gt; + 120 12 UIKit 0x35c0f087 &lt;redacted&gt; + 70 13 UIKit 0x35c0f03b &lt;redacted&gt; + 30 14 UIKit 0x35c0f015 &lt;redacted&gt; + 44 15 UIKit 0x35c0e8cb &lt;redacted&gt; + 502 16 UIKit 0x35c0edb9 &lt;redacted&gt; + 488 17 UIKit 0x35b375f9 &lt;redacted&gt; + 524 18 UIKit 0x35b248e1 &lt;redacted&gt; + 380 19 UIKit 0x35b241ef &lt;redacted&gt; + 6198 20 GraphicsServices 0x3783b5f7 &lt;redacted&gt; + 590 21 GraphicsServices 0x3783b227 &lt;redacted&gt; + 34 22 CoreFoundation 0x33cea3e7 &lt;redacted&gt; + 34 23 CoreFoundation 0x33cea38b &lt;redacted&gt; + 138 24 CoreFoundation 0x33ce920f &lt;redacted&gt; + 1382 25 CoreFoundation 0x33c5c23d CFRunLoopRunSpecific + 356 26 CoreFoundation 0x33c5c0c9 CFRunLoopRunInMode + 104 27 GraphicsServices 0x3783a33b GSEventRunModal + 74 28 UIKit 0x35b782b9 UIApplicationMain + 1120 29 Calendar 0x000a9bbf main + 66 30 Calendar 0x0003a600 start + 40 </code></pre> <p>What does such error means, and what is the possibilities for such error?</p> <p>My implementation of editEvent method: </p> <pre><code>-(void) editEvent:(EKSpan )span { EKEvent * newEditingEvent = self.EventToEdit; CalendarAppDataObject* theDataObject = [self theAppDataObject]; if(eventCalendar != nil &amp;&amp; theDataObject.selectedCalendarsForDisplayData != nil){ NSArray *arrayDataUnarchiver =(NSArray *) [NSKeyedUnarchiver unarchiveObjectWithData:theDataObject.selectedCalendarsForDisplayData]; NSMutableSet * uniqueId = [[NSMutableSet alloc ] initWithArray:arrayDataUnarchiver]; [uniqueId addObject:eventCalendar.calendarIdentifier]; NSArray * selectedCal = [uniqueId allObjects]; NSData *arrayDataArchiver = [NSKeyedArchiver archivedDataWithRootObject:selectedCal]; theDataObject.selectedCalendarsForDisplayData = arrayDataArchiver; //save selected to database NSError *error; self.managedObjectContext = theDataObject.managedObjectContext; NSManagedObjectContext *context = [self managedObjectContext]; // **** log objects currently in database **** // create fetch object, this objects fetch's the objects out of the database NSFetchRequest *fetchRequest = [[NSFetchRequest alloc] init]; NSEntityDescription *entity = [NSEntityDescription entityForName:@"Settings" inManagedObjectContext:context]; [fetchRequest setEntity:entity]; NSArray *fetchedObjects= [context executeFetchRequest:fetchRequest error:&amp;error] ; for (NSManagedObject *info in fetchedObjects) { [info setValue:arrayDataArchiver forKey:@"selectedCalendarsForDisplayData"] ; } //this is for comitting changes to core data [context save:&amp;error]; [fetchRequest release]; [uniqueId release]; } NSString * eventNotesString = @""; if(self.eventNotes != nil) { eventNotesString = self.eventNotes; } newEditingEvent.notes = [EventsDataUtil generateEventsNoteForSavingColor:eventNotesString colorToSave:self.eventBackColor]; if(self.eventRecurrenceRule != nil) { NSArray * RecRulesArray = [[[NSArray alloc ] initWithObjects:self.eventRecurrenceRule, nil]autorelease]; if(theDataObject.isRepeatChanged) { [newEditingEvent setRecurrenceRules:RecRulesArray]; } }else { [newEditingEvent setRecurrenceRules:nil]; } if([[ self.eventTitle stringByTrimmingCharactersInSet:[NSCharacterSet whitespaceCharacterSet]] isEqualToString:@""]) { self.eventTitle = @"New Event"; } newEditingEvent.title = self.eventTitle; if(isLocationPhoneNumber) { NSString * PhoneLocationString = @"tel:"; PhoneLocationString = [PhoneLocationString stringByAppendingFormat:@"%@", [self.contactPhoneNumber stringByTrimmingCharactersInSet:[NSCharacterSet whitespaceCharacterSet]]]; newEditingEvent.location = PhoneLocationString; } else { newEditingEvent.location = self.eventLocation; } newEditingEvent.startDate = self.eventStartDate; newEditingEvent.endDate =self.eventEndDate; newEditingEvent.allDay = self.eventAllDay; newEditingEvent.calendar = self.eventCalendar; newEditingEvent.URL = self.eventURL; // repeat and alert NSArray * Alarms = nil; if(self.eventAlert !=nil) { if(self.eventSecondAlert !=nil) { Alarms = [[[NSArray alloc] initWithObjects:self.eventAlert,self.eventSecondAlert, nil]autorelease]; } else { Alarms = [[[NSArray alloc] initWithObjects:self.eventAlert, nil]autorelease]; } } newEditingEvent.alarms = Alarms; NSError *err; [newEditingEvent setCalendar:self.eventCalendar]; [sharedEventStore saveEvent:newEditingEvent span:span commit:YES error:&amp;err]; theDataObject.needUpdate = YES; if (UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPad) { [[NSNotificationCenter defaultCenter] postNotificationName:@"dismissEventDetails" object:nil]; } else{ [self dismissViewControllerAnimated:YES completion:NULL]; } } </code></pre>
 

Querying!

 
Guidance
An individual column

Larger individual text columns get their own page to allow for proper reading.

SQuiL has stopped working due to an internal error.

If you are curious you may find further information in the browser console, which is accessible through the devtools (F12).

Reload