diff --git a/core.lua b/core.lua
index 3cf5b3e..51ed742 100644
--- a/core.lua
+++ b/core.lua
@@ -1,4 +1,4 @@
-AuxVersion = "1.4.2"
+AuxVersion = "1.4.3"
 AuxAuthors = "shirsig; Zerf; Zirco (Auctionator); Nimeral (Auctionator backport)"
 
 local lastRightClickAction = GetTime()
diff --git a/post.lua b/post.lua
index 368a5b2..c7fe8f0 100644
--- a/post.lua
+++ b/post.lua
@@ -2,44 +2,59 @@ Aux.post = {
 	orig = {}
 }
 
+local controller = (function()
+	local controller
+	return function()
+		controller = controller or Aux.control.controller()
+		return controller
+	end
+end)()
+
 local state
 
-local post_auction
+local post_auction, stop, process
 
-local DELAY = 0.5
-
-local last_posted = GetTime()
-
-function Aux.post.onupdate()
-	if state then
-		if state.auctioning then
-			if not GetContainerItemInfo(state.auctioning.bag, state.auctioning.bag_slot) then
-				state.auctioning = nil
+function process()
+	if state.posted < state.count then
+		local stacking_complete
+		local stack_slot
+		
+		Aux.stack.start(
+			state.name,
+			state.stack_size,
+			function(slot)
+				stacking_complete = true
+				stack_slot = slot
+			end
+		)
+		
+		controller().wait(function() return stacking_complete end, function()
+		if stack_slot then
+			post_auction(stack_slot, function()
 				state.posted = state.posted + 1
-			end
-		end
-		if state.posted < state.count then
-			if not state.stacking and not state.auctioning then
-				state.stacking = true
-				Aux.stack.start(
-					state.name,
-					state.stack_size,
-					function(slot)
-						if state and slot then
-							post_auction(slot)
-						else
-							Aux.post.stop()
-						end
-					end
-				)
-			end
+				process()
+			end)
 		else
-			Aux.post.stop()
+			stop()
 		end
+		end)
+	else
+		stop()
 	end
 end
 
-function Aux.post.stop()
+function Aux.post.stop(k)
+	Aux.control.on_next_update(function()
+		stop()
+		
+		if k then
+			return k()
+		end
+	end)
+end
+
+function stop()
+	controller().reset()
 	if state then
 		local callback = state.callback
 		local posted = state.posted
@@ -52,7 +67,7 @@ function Aux.post.stop()
 	end
 end
 
-function post_auction(slot)
+function post_auction(slot, k)
 	ClearCursor()
 	ClickAuctionSellItemButton()
 	ClearCursor()
@@ -60,26 +75,28 @@ function post_auction(slot)
 	ClickAuctionSellItemButton()
 	ClearCursor()
 	StartAuction(state.bid, state.buyout, state.duration)
-	state.auctioning = slot
-	state.stacking = false
-	 -- TODO CHAT_MSG_SYSTEM arg1
+	controller().wait(function() return not GetContainerItemInfo(slot.bag, slot.bag_slot) end, k)
 end
 
 function Aux.post.start(name, stack_size, duration, bid, buyout, count, callback)
-	Aux.post.stop()
-	
-	ClearCursor()
-	ClickAuctionSellItemButton()
-	ClearCursor()
-	
-	state = {
-		name = name,
-		stack_size = stack_size,
-		duration = duration,
-		bid = bid,
-		buyout = buyout,
-		count = count,
-		posted = 0,
-		callback = callback,
-	}
+	Aux.control.on_next_update(function()
+		stop()
+		
+		ClearCursor()
+		ClickAuctionSellItemButton()
+		ClearCursor()
+		
+		state = {
+			name = name,
+			stack_size = stack_size,
+			duration = duration,
+			bid = bid,
+			buyout = buyout,
+			count = count,
+			posted = 0,
+			callback = callback,
+		}
+		
+		process()
+	end)
 end
\ No newline at end of file
diff --git a/post.xml b/post.xml
index 1bbdaa3..4dce3eb 100644
--- a/post.xml
+++ b/post.xml
@@ -1,11 +1,3 @@
 <Ui xsi:schemaLocation='http://www.blizzard.com/wow/ui/'>
 	<Script file='post.lua'/> 
-  
-	<Frame>
-      <Scripts> 
-			<OnUpdate>
-				Aux.post.onupdate()
-			</OnUpdate>
-		</Scripts> 
-	</Frame>
 </Ui>
\ No newline at end of file
diff --git a/scan.xml b/scan.xml
deleted file mode 100644
index 17cb2d5..0000000
--- a/scan.xml
+++ /dev/null
@@ -1,5 +0,0 @@
-<Ui xsi:schemaLocation="http://www.blizzard.com/wow/ui/">
-
-	<Script file="scan.lua"/>
-
-</Ui>
\ No newline at end of file
diff --git a/stack.lua b/stack.lua
index 0f54c46..3c649c3 100644
--- a/stack.lua
+++ b/stack.lua
@@ -10,7 +10,7 @@ end)()
 
 local state
 
-local inventory, item_slots, find_empty_slot, locked, same_slot, move_item, item_name, stack_size, stop
+local inventory, item_slots, find_empty_slot, locked, same_slot, move_item, item_name, stack_size, stop, process
 
 function inventory()
 	local inventory = {}
diff --git a/stack.xml b/stack.xml
deleted file mode 100644
index 689ee88..0000000
--- a/stack.xml
+++ /dev/null
@@ -1,3 +0,0 @@
-<Ui xsi:schemaLocation='http://www.blizzard.com/wow/ui/'>
-	<Script file='stack.lua'/> 
-</Ui>
\ No newline at end of file