diff --git a/Extensions/Mouseover/Dragonflight3.lua b/Extensions/Mouseover/Dragonflight3.lua
index 8d59325..dbe7b3c 100644
--- a/Extensions/Mouseover/Dragonflight3.lua
+++ b/Extensions/Mouseover/Dragonflight3.lua
@@ -14,6 +14,9 @@ Extension.RegisterEvent("PLAYER_ENTERING_WORLD", "DelayedInit")
 
 local hookedFrames = {}
 
+-- Re-entrancy guard to prevent stack overflow
+local isProcessing = false
+
 function Extension.HookFrame(frame, unit)
     if not frame or hookedFrames[frame] then return end
 
@@ -21,15 +24,23 @@ function Extension.HookFrame(frame, unit)
     local onLeave = frame:GetScript("OnLeave")
 
     frame:SetScript("OnEnter", function()
-        local u = unit or this.unit
-        if u then
-            CleveRoids.SetMouseoverFrom("df3", u)
+        if not isProcessing then
+            local u = unit or this.unit
+            if u then
+                isProcessing = true
+                CleveRoids.SetMouseoverFrom("df3", u)
+                isProcessing = false
+            end
         end
         if onEnter then onEnter() end
     end)
 
     frame:SetScript("OnLeave", function()
-        CleveRoids.ClearMouseoverFrom("df3")
+        if not isProcessing then
+            isProcessing = true
+            CleveRoids.ClearMouseoverFrom("df3")
+            isProcessing = false
+        end
         if onLeave then onLeave() end
     end)
 
@@ -84,7 +95,7 @@ function Extension.HookAllFrames()
 
     -- Try mods directory structure (Dragonflight3 uses /mods/)
     if DF.mods then
-        for modName, mod in pairs(DF.mods) do
+        for _, mod in pairs(DF.mods) do
             if mod.frames then
                 for unit, frame in pairs(mod.frames) do
                     Extension.HookFrame(frame, unit)
diff --git a/Extensions/Mouseover/DragonflightReloaded.lua b/Extensions/Mouseover/DragonflightReloaded.lua
index ceaa0fc..57c43d6 100644
--- a/Extensions/Mouseover/DragonflightReloaded.lua
+++ b/Extensions/Mouseover/DragonflightReloaded.lua
@@ -13,6 +13,9 @@ Extension.RegisterEvent("PLAYER_ENTERING_WORLD", "DelayedInit")
 
 local hookedFrames = {}
 
+-- Re-entrancy guard to prevent stack overflow
+local isProcessing = false
+
 function Extension.HookFrame(frame, unit)
     if not frame or hookedFrames[frame] then return end
 
@@ -20,15 +23,23 @@ function Extension.HookFrame(frame, unit)
     local onLeave = frame:GetScript("OnLeave")
 
     frame:SetScript("OnEnter", function()
-        local u = unit or this.unit
-        if u then
-            CleveRoids.SetMouseoverFrom("dfr", u)
+        if not isProcessing then
+            local u = unit or this.unit
+            if u then
+                isProcessing = true
+                CleveRoids.SetMouseoverFrom("dfr", u)
+                isProcessing = false
+            end
         end
         if onEnter then onEnter() end
     end)
 
     frame:SetScript("OnLeave", function()
-        CleveRoids.ClearMouseoverFrom("dfr")
+        if not isProcessing then
+            isProcessing = true
+            CleveRoids.ClearMouseoverFrom("dfr")
+            isProcessing = false
+        end
         if onLeave then onLeave() end
     end)
 
diff --git a/Extensions/Mouseover/LunaUnitFrames.lua b/Extensions/Mouseover/LunaUnitFrames.lua
index 1f7fac2..bcadf5e 100644
--- a/Extensions/Mouseover/LunaUnitFrames.lua
+++ b/Extensions/Mouseover/LunaUnitFrames.lua
@@ -17,6 +17,9 @@ Extension.RegisterEvent("PLAYER_ENTERING_WORLD", "DelayedInit")
 -- Track which frames we've hooked
 local hookedFrames = {}
 
+-- Re-entrancy guard to prevent stack overflow
+local isProcessing = false
+
 function Extension.HookFrame(frame)
     if not frame or hookedFrames[frame] then return end
 
@@ -24,14 +27,20 @@ function Extension.HookFrame(frame)
     local onLeave = frame:GetScript("OnLeave")
 
     frame:SetScript("OnEnter", function()
-        if this.unit then
+        if not isProcessing and this.unit then
+            isProcessing = true
             CleveRoids.SetMouseoverFrom("luna", this.unit)
+            isProcessing = false
         end
         if onEnter then onEnter() end
     end)
 
     frame:SetScript("OnLeave", function()
-        CleveRoids.ClearMouseoverFrom("luna")
+        if not isProcessing then
+            isProcessing = true
+            CleveRoids.ClearMouseoverFrom("luna")
+            isProcessing = false
+        end
         if onLeave then onLeave() end
     end)
 
@@ -107,8 +116,8 @@ function Extension.DelayedInit()
     -- Re-hook when units are loaded/reloaded
     if LunaUF.Units and LunaUF.Units.InitializeFrame then
         local origInit = LunaUF.Units.InitializeFrame
-        LunaUF.Units.InitializeFrame = function(self, ...)
-            local result = origInit(self, ...)
+        LunaUF.Units.InitializeFrame = function(self, unitType)
+            local result = origInit(self, unitType)
             -- Delay slightly to let frame be fully created
             Extension.HookAllFrames()
             return result
diff --git a/Extensions/Mouseover/XPerl.lua b/Extensions/Mouseover/XPerl.lua
index 5388f0e..ec82acc 100644
--- a/Extensions/Mouseover/XPerl.lua
+++ b/Extensions/Mouseover/XPerl.lua
@@ -11,17 +11,26 @@ local CleveRoids = _G.CleveRoids or {}
 local Extension = CleveRoids.RegisterExtension("XPerl")
 Extension.RegisterEvent("ADDON_LOADED", "OnLoad")
 
+-- Re-entrancy guard to prevent stack overflow
+local isProcessing = false
+
 -- X-Perl uses XPerl_PlayerTip(unitid) for OnEnter and XPerl_PlayerTipHide() for OnLeave
 -- We hook these functions to track mouseover
 
 function Extension.OnEnter(unitid)
+    if isProcessing then return end
     if unitid and unitid ~= "" then
+        isProcessing = true
         CleveRoids.SetMouseoverFrom("xperl", unitid)
+        isProcessing = false
     end
 end
 
 function Extension.OnLeave()
+    if isProcessing then return end
+    isProcessing = true
     CleveRoids.ClearMouseoverFrom("xperl")
+    isProcessing = false
 end
 
 function Extension.OnLoad()