diff --git a/src/net/torvald/terrarum/modulebasegame/TerrarumIngame.kt b/src/net/torvald/terrarum/modulebasegame/TerrarumIngame.kt
index 3071f5d18..be5af85fe 100644
--- a/src/net/torvald/terrarum/modulebasegame/TerrarumIngame.kt
+++ b/src/net/torvald/terrarum/modulebasegame/TerrarumIngame.kt
@@ -1264,9 +1264,9 @@ open class TerrarumIngame(batch: FlippingSpriteBatch) : IngameInstance(batch) {
         val fixturesUnderHand = ArrayList<FixtureBase>()
         val mobsUnderHand = ArrayList<ActorWithBody>()
         actorsUnderMouse.forEach {
-            if (it is FixtureBase && it.mainUI == null)
+            if (it is FixtureBase) // && it.mainUI == null) // pickup avail check must be done against fixture.canBeDespawned
                 fixturesUnderHand.add(it)
-            else
+            else if (it !is FixtureBase)
                 mobsUnderHand.add(it)
         }
 
diff --git a/src/net/torvald/terrarum/modulebasegame/gameactors/FixtureBase.kt b/src/net/torvald/terrarum/modulebasegame/gameactors/FixtureBase.kt
index 437a13767..f47081e55 100644
--- a/src/net/torvald/terrarum/modulebasegame/gameactors/FixtureBase.kt
+++ b/src/net/torvald/terrarum/modulebasegame/gameactors/FixtureBase.kt
@@ -244,7 +244,7 @@ open class FixtureBase : ActorWithBody, CuedByTerrainChange {
 
         if (canBeDespawned) {
             printdbg(this, "despawn at T${INGAME.WORLD_UPDATE_TIMER}: ${nameFun()}")
-            printStackTrace(this)
+//            printStackTrace(this)
 
             // remove filler block
             forEachBlockbox { x, y, _, _ ->
@@ -312,7 +312,13 @@ open class FixtureBase : ActorWithBody, CuedByTerrainChange {
     }
 
     override fun flagDespawn() {
-        if (canBeDespawned) flagDespawn = true
+        if (canBeDespawned) {
+            printdbg(this, "Fixture at (${this.intTilewiseHitbox}) flagging despawn: ${this.javaClass.canonicalName}")
+            flagDespawn = true
+        }
+        else {
+            printdbg(this, "Fixture at (${this.intTilewiseHitbox}) CANNOT be despawned: ${this.javaClass.canonicalName}")
+        }
     }
 
     /**
diff --git a/src/net/torvald/terrarum/modulebasegame/gameactors/FixtureLogicSignalEmitter.kt b/src/net/torvald/terrarum/modulebasegame/gameactors/FixtureLogicSignalEmitter.kt
index 150a6f817..da7b72dab 100644
--- a/src/net/torvald/terrarum/modulebasegame/gameactors/FixtureLogicSignalEmitter.kt
+++ b/src/net/torvald/terrarum/modulebasegame/gameactors/FixtureLogicSignalEmitter.kt
@@ -27,7 +27,7 @@ class FixtureLogicSignalEmitter : FixtureBase, Electric {
         val itemImage = FixtureItemBase.getItemImageFromSingleImage("basegame", "sprites/fixtures/signal_source.tga")
 
         density = 1400.0
-        setHitboxDimension(TILE_SIZE, TILE_SIZE, 0, -1)
+        setHitboxDimension(TILE_SIZE, TILE_SIZE, 0, 1)
 
         makeNewSprite(TextureRegionPack(itemImage.texture, TILE_SIZE, TILE_SIZE)).let {
             it.setRowsAndFrames(1,1)
diff --git a/src/net/torvald/terrarum/modulebasegame/gameactors/FixtureStorageChest.kt b/src/net/torvald/terrarum/modulebasegame/gameactors/FixtureStorageChest.kt
index 5988a5cc8..651a94012 100644
--- a/src/net/torvald/terrarum/modulebasegame/gameactors/FixtureStorageChest.kt
+++ b/src/net/torvald/terrarum/modulebasegame/gameactors/FixtureStorageChest.kt
@@ -23,7 +23,7 @@ internal class FixtureStorageChest : FixtureBase {
         (mainUI as UIStorageChest).chestInventory = this.inventory!!
         (mainUI as UIStorageChest).chestNameFun = this.nameFun
 
-        setHitboxDimension(TILE_SIZE, TILE_SIZE, 0, -1)
+        setHitboxDimension(TILE_SIZE, TILE_SIZE, 0, 1)
 
         makeNewSprite(TextureRegionPack(CommonResourcePool.getAsTextureRegion("itemplaceholder_16").texture, 16, 16)).let {
             it.setRowsAndFrames(1,1)
diff --git a/src/net/torvald/terrarum/modulebasegame/gameactors/FixtureSwingingDoorBase.kt b/src/net/torvald/terrarum/modulebasegame/gameactors/FixtureSwingingDoorBase.kt
index dd38b9abc..a3d32cc2d 100644
--- a/src/net/torvald/terrarum/modulebasegame/gameactors/FixtureSwingingDoorBase.kt
+++ b/src/net/torvald/terrarum/modulebasegame/gameactors/FixtureSwingingDoorBase.kt
@@ -126,7 +126,7 @@ open class FixtureSwingingDoorBase : FixtureBase {
         (if (isOpacityActuallyLuminosity) lightBoxList else shadeBoxList)[0].light = opacity
 
         // define physical size
-        setHitboxDimension(TILE_SIZE * tilewiseHitboxWidth, TILE_SIZE * tilewiseHitboxHeight, 0, 0)
+        setHitboxDimension(TILE_SIZE * tilewiseHitboxWidth, TILE_SIZE * tilewiseHitboxHeight, 0, 1)
         blockBox = BlockBox(BlockBox.FULL_COLLISION, tilewiseHitboxWidth, tilewiseHitboxHeight)
 
         doorHoldLength = hashMapOf(