diff --git a/common/Turtles.lua b/common/Turtles.lua
index 0b6c37c..f27a004 100644
--- a/common/Turtles.lua
+++ b/common/Turtles.lua
@@ -309,7 +309,7 @@ function page.statusBar:draw()
 	local t = self.parent.turtle
 	if t then
 		self.values.status = t.status
-		self.values.distance = Util.round(t.distance, 2)
+		self.values.distance = t.distance and Util.round(t.distance, 2)
 		self.values.fuel = Util.toBytes(t.fuel)
 	end
 	UI.StatusBar.draw(self)
diff --git a/milo/apis/storage.lua b/milo/apis/storage.lua
index e107685..142ec3d 100644
--- a/milo/apis/storage.lua
+++ b/milo/apis/storage.lua
@@ -522,11 +522,13 @@ function Storage:import(source, slot, count, item)
 	end
 
 	-- find a chest locked with this item
+	local doVoid
+
 	for node in self:onlineAdapters() do
 		if node.lock and node.lock[key] then
 			insert(node.adapter, item)
 			if count > 0 and node.void then
-				return total + self:trash(source, slot, count, item)
+				doVoid = true
 			end
 		end
 		if count <= 0 then
@@ -534,6 +536,10 @@ function Storage:import(source, slot, count, item)
 		end
 	end
 
+	if doVoid then
+		return total + self:trash(source, slot, count, item)
+	end
+
 	-- is this item in some chest
 	if self.cache[key] then
 		for node, adapter in self:onlineAdapters() do
diff --git a/neural/Sensor.lua b/neural/Sensor.lua
index 7dc726e..d926c05 100644
--- a/neural/Sensor.lua
+++ b/neural/Sensor.lua
@@ -72,7 +72,7 @@ local detail = UI.Page {
 
 local function getPoint()
 	local pt = { gps.locate() }
-	return {
+	return pt[1] and {
 		x = pt[1],
 		y = pt[2],
 		z = pt[3],
@@ -84,6 +84,10 @@ local function project(entities)
 		local pos = getPoint()
 		local pts = { }
 
+		if not pos then
+			return
+		end
+
 		if not offset then
 			offset = pos
 		end
diff --git a/neural/mobPickup.lua b/neural/mobPickup.lua
index 66e9023..e74343a 100644
--- a/neural/mobPickup.lua
+++ b/neural/mobPickup.lua
@@ -20,12 +20,16 @@ neural.assertModules({
 local function dropOff()
 	print('dropping')
 
-	local b = Util.find(neural.scan(), 'name', 'minecraft:hopper')
+	local hoppers = Util.filter(neural.scan(), function(h)
+		return h.name == 'minecraft:hopper' and h.y == -1
+	end)
+
+	local _, b = next(hoppers)
 	if b then
 		neural.walkTo({ x = b.x, y = 0, z = b.z }, 2)
 
-		b = Util.find(neural.scan(), 'name', 'minecraft:hopper')
-		if b and math.abs(b.x) < 1 and math.abs(b.z) < 1 then
+		b = neural.getBlockMeta(0, -1, 0)
+		if b.name == 'minecraft:hopper' then
 			print('dropped')
 			neural.getEquipment().drop(1)
 			neural.getEquipment().drop(2)