diff --git a/ModernKeePass/ViewModels/Items/SettingsDatabaseVm.cs b/ModernKeePass/ViewModels/Items/SettingsDatabaseVm.cs
index 4dc50ab..6b097de 100644
--- a/ModernKeePass/ViewModels/Items/SettingsDatabaseVm.cs
+++ b/ModernKeePass/ViewModels/Items/SettingsDatabaseVm.cs
@@ -91,7 +91,7 @@ namespace ModernKeePass.ViewModels
 
         public SettingsDatabaseVm()
         {
-            Groups = _app.Database.RootGroup.Groups;
+            Groups = _app?.Database.RootGroup.Groups;
         }
 
         // TODO: Move to another setting class (or a static class)