diff --git a/Dalamud/DalamudStartInfo.cs b/Dalamud/DalamudStartInfo.cs
index 767ee5000..1652bb817 100644
--- a/Dalamud/DalamudStartInfo.cs
+++ b/Dalamud/DalamudStartInfo.cs
@@ -39,7 +39,7 @@ namespace Dalamud
         /// <summary>
         /// Gets the language of the game client.
         /// </summary>
-        public ClientLanguage Language { get; init; }
+        public ClientLanguage Language { get; init; } = ClientLanguage.English;
 
         /// <summary>
         /// Gets the current game version code.
diff --git a/Dalamud/Game/Internal/DalamudAtkTweaks.cs b/Dalamud/Game/Internal/DalamudAtkTweaks.cs
index 111d1364c..0fede34c9 100644
--- a/Dalamud/Game/Internal/DalamudAtkTweaks.cs
+++ b/Dalamud/Game/Internal/DalamudAtkTweaks.cs
@@ -9,6 +9,7 @@ using Dalamud.Game.Text;
 using Dalamud.Game.Text.SeStringHandling;
 using Dalamud.Game.Text.SeStringHandling.Payloads;
 using Dalamud.Hooking;
+using Dalamud.Interface;
 using Dalamud.Interface.Internal;
 using Dalamud.Interface.Windowing;
 using FFXIVClientStructs.FFXIV.Component.GUI;
@@ -90,8 +91,9 @@ namespace Dalamud.Game.Internal
         {
             var systemText = Service<DataManager>.Get().GetExcelSheet<Addon>()!.GetRow(1059)!.Text.RawString; // "System"
             var configuration = Service<DalamudConfiguration>.Get();
+            var interfaceManager = Service<InterfaceManager>.Get();
 
-            if (args.Title == systemText && configuration.DoButtonsSystemMenu)
+            if (args.Title == systemText && configuration.DoButtonsSystemMenu && interfaceManager.IsDispatchingEvents)
             {
                 var dalamudInterface = Service<DalamudInterface>.Get();
 
@@ -131,8 +133,9 @@ namespace Dalamud.Game.Internal
             }
 
             var configuration = Service<DalamudConfiguration>.Get();
+            var interfaceManager = Service<InterfaceManager>.Get();
 
-            if (!configuration.DoButtonsSystemMenu)
+            if (!configuration.DoButtonsSystemMenu || !interfaceManager.IsDispatchingEvents)
             {
                 this.hookAgentHudOpenSystemMenu.Original(thisPtr, atkValueArgs, menuSize);
                 return;
diff --git a/Dalamud/Plugin/DalamudPluginInterface.cs b/Dalamud/Plugin/DalamudPluginInterface.cs
index 4e2ecc6c6..3f676cd82 100644
--- a/Dalamud/Plugin/DalamudPluginInterface.cs
+++ b/Dalamud/Plugin/DalamudPluginInterface.cs
@@ -15,6 +15,7 @@ using Dalamud.Game.Text.Sanitizer;
 using Dalamud.Game.Text.SeStringHandling;
 using Dalamud.Game.Text.SeStringHandling.Payloads;
 using Dalamud.Interface;
+using Dalamud.Interface.Internal;
 using Dalamud.Plugin.Internal;
 using Dalamud.Plugin.Ipc;
 using Dalamud.Plugin.Ipc.Exceptions;
@@ -139,6 +140,11 @@ namespace Dalamud.Plugin
         /// <summary>
         /// Gets a value indicating whether Dalamud is running in Debug mode or the /xldev menu is open. This can occur on release builds.
         /// </summary>
+        public bool IsDevMenuOpen => Service<DalamudInterface>.GetNullable() is {IsDevMenuOpen: true}; // Can be null during boot
+
+        /// <summary>
+        /// Gets a value indicating whether a debugger is attached.
+        /// </summary>
         public bool IsDebugging => Debugger.IsAttached;
 
         /// <summary>