diff --git a/src/App/Pages/Vault/GroupingsPage/GroupingsPageViewModel.cs b/src/App/Pages/Vault/GroupingsPage/GroupingsPageViewModel.cs
index 9eb810017..83317aa91 100644
--- a/src/App/Pages/Vault/GroupingsPage/GroupingsPageViewModel.cs
+++ b/src/App/Pages/Vault/GroupingsPage/GroupingsPageViewModel.cs
@@ -15,6 +15,7 @@ namespace Bit.App.Pages
     public class GroupingsPageViewModel : BaseViewModel
     {
         private bool _refreshing;
+        private bool _doingLoad;
         private bool _loading;
         private bool _loaded;
         private bool _showAddCipherButton;
@@ -107,6 +108,11 @@ namespace Bit.App.Pages
 
         public async Task LoadAsync()
         {
+            if(_doingLoad)
+            {
+                return;
+            }
+            _doingLoad = true;
             ShowNoData = false;
             Loading = true;
             ShowList = false;
@@ -190,6 +196,7 @@ namespace Bit.App.Pages
             }
             finally
             {
+                _doingLoad = false;
                 ShowNoData = !groupedItems.Any();
                 ShowList = !ShowNoData;
                 Loaded = true;
diff --git a/src/Core/Services/SettingsService.cs b/src/Core/Services/SettingsService.cs
index e8804f4a8..a4b491e39 100644
--- a/src/Core/Services/SettingsService.cs
+++ b/src/Core/Services/SettingsService.cs
@@ -37,7 +37,7 @@ namespace Bit.Core.Services
             if(settings != null && settings.ContainsKey(Keys_EquivalentDomains))
             {
                 var jArray = (settings[Keys_EquivalentDomains] as JArray);
-                return jArray.ToObject<List<List<string>>>();
+                return jArray?.ToObject<List<List<string>>>();
             }
             return null;
         }