diff --git a/appdb/Tabs/Downloads/Downloading/IPAWebViewController.swift b/appdb/Tabs/Downloads/Downloading/IPAWebViewController.swift
index 6bd504b1..3e448b4c 100644
--- a/appdb/Tabs/Downloads/Downloading/IPAWebViewController.swift
+++ b/appdb/Tabs/Downloads/Downloading/IPAWebViewController.swift
@@ -130,6 +130,7 @@ class IPAWebViewController: UIViewController, WKNavigationDelegate, WKUIDelegate
         super.viewWillTransition(to: size, with: coordinator)
 
         coordinator.animate(alongsideTransition: { (_: UIViewControllerTransitionCoordinatorContext!) -> Void in
+            guard self.progressView != nil else { return }
             self.setConstraints()
         }, completion: nil)
     }
diff --git a/appdb/Tabs/Downloads/Downloads.swift b/appdb/Tabs/Downloads/Downloads.swift
index bb6b6cb3..be6a4c70 100644
--- a/appdb/Tabs/Downloads/Downloads.swift
+++ b/appdb/Tabs/Downloads/Downloads.swift
@@ -115,6 +115,7 @@ class Downloads: UIViewController {
         super.viewWillTransition(to: size, with: coordinator)
 
         coordinator.animate(alongsideTransition: { (_: UIViewControllerTransitionCoordinatorContext!) -> Void in
+            guard self.headerView != nil else { return }
             self.setConstraints()
         }, completion: nil)
     }
diff --git a/appdb/Tabs/Featured/Categories/Categories.swift b/appdb/Tabs/Featured/Categories/Categories.swift
index 179ebcab..bda44475 100644
--- a/appdb/Tabs/Featured/Categories/Categories.swift
+++ b/appdb/Tabs/Featured/Categories/Categories.swift
@@ -155,6 +155,7 @@ class Categories: UIViewController, UITableViewDelegate, UITableViewDataSource {
         super.viewWillTransition(to: size, with: coordinator)
 
         coordinator.animate(alongsideTransition: { (_: UIViewControllerTransitionCoordinatorContext!) -> Void in
+            guard self.tableView != nil else { return }
             self.setConstraints()
         }, completion: nil)
     }
diff --git a/appdb/Tabs/Featured/Details/Details+Extension.swift b/appdb/Tabs/Featured/Details/Details+Extension.swift
index b9ebec7d..bb2a4ac3 100644
--- a/appdb/Tabs/Featured/Details/Details+Extension.swift
+++ b/appdb/Tabs/Featured/Details/Details+Extension.swift
@@ -194,6 +194,7 @@ extension Details {
         super.viewWillTransition(to: size, with: coordinator)
 
         coordinator.animate(alongsideTransition: { (_: UIViewControllerTransitionCoordinatorContext!) -> Void in
+            guard self.tableView != nil else { return }
             if self.indexForSegment != .download { self.tableView.reloadData() }
         }, completion: nil)
     }
diff --git a/appdb/Tabs/Updates/Ignored.swift b/appdb/Tabs/Updates/Ignored.swift
index f25c1251..168e4f23 100644
--- a/appdb/Tabs/Updates/Ignored.swift
+++ b/appdb/Tabs/Updates/Ignored.swift
@@ -114,6 +114,7 @@ class Ignored: LoadingTableView {
         super.viewWillTransition(to: size, with: coordinator)
 
         coordinator.animate(alongsideTransition: { (_: UIViewControllerTransitionCoordinatorContext!) -> Void in
+            guard self.tableView != nil else { return }
             if !self.apps.isEmpty { self.tableView.reloadData() }
         }, completion: nil)
     }
diff --git a/appdb/Tabs/Updates/Updates.swift b/appdb/Tabs/Updates/Updates.swift
index ada369dd..8827b4f8 100644
--- a/appdb/Tabs/Updates/Updates.swift
+++ b/appdb/Tabs/Updates/Updates.swift
@@ -269,6 +269,7 @@ class Updates: LoadingTableView {
         super.viewWillTransition(to: size, with: coordinator)
 
         coordinator.animate(alongsideTransition: { (_: UIViewControllerTransitionCoordinatorContext!) -> Void in
+            guard self.tableView != nil else { return }
             if self.updateableApps.count + self.nonUpdateableApps.count > 0 { self.tableView.reloadData() }
         }, completion: nil)
     }