From 51dd56aab55092c278550b75acaf2aa29e86360d Mon Sep 17 00:00:00 2001
From: Abhishek Banthia <abhishekbanthia@me.com>
Date: Thu, 27 Apr 2017 09:08:22 +0600
Subject: [PATCH] Rigorous Check.

---
 Clocker/CLParentPanelController.m | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/Clocker/CLParentPanelController.m b/Clocker/CLParentPanelController.m
index c4f1b2d..f24812c 100644
--- a/Clocker/CLParentPanelController.m
+++ b/Clocker/CLParentPanelController.m
@@ -66,8 +66,13 @@ NSString *const CLYesWithExclamation = @"Yes!";
 - (void)observeValueForKeyPath:(NSString *)keyPath ofObject:(id)object change:(NSDictionary<NSKeyValueChangeKey,id> *)change context:(void *)context
 {
     if ([keyPath isEqualToString:CLDisplayFutureSliderKey]) {
-        self.futureSlider.hidden = [change[@"new"] isEqualToNumber:@(1)] ? YES : NO;
-        [Answers logCustomEventWithName:@"Is Future Slider Displayed" customAttributes:@{@"Display Value" : self.futureSlider.isHidden ? @"NO" : @"YES"}];
+        
+        if ([change[@"new"] isKindOfClass:[NSNumber class]])
+        {
+            self.futureSlider.hidden = [change[@"new"] isEqualToNumber:@(1)] ? YES : NO;
+            [Answers logCustomEventWithName:@"Is Future Slider Displayed" customAttributes:@{@"Display Value" : self.futureSlider.isHidden ? @"NO" : @"YES"}];
+        }
+
     }
     else if([keyPath isEqualToString:CLUserFontSizePreference])
     {