diff --git a/code/controllers/garbage.dm b/code/controllers/garbage.dm
index 3c96126c0f1..f488ea92aa0 100644
--- a/code/controllers/garbage.dm
+++ b/code/controllers/garbage.dm
@@ -3,13 +3,19 @@
 #define GC_FORCE_DEL_PER_TICK 60
 //#define GC_DEBUG
 
-var/list/gc_hard_del_types = new
+var/list/gc_hard_del_types = list()
 var/datum/garbage_collector/garbageCollector
 
 /client/proc/gc_dump_hdl()
 	set name = "(GC) Hard Del List"
 	set desc = "List types that are hard del()'d by the GC."
 	set category = "Debug"
+	
+	if(!check_rights(R_DEBUG))
+		return
+		
+	if(!gc_hard_del_types || !gc_hard_del_types.len)
+		usr << "<span class='notice'>No hard del()'d types found.</span>"
 
 	for(var/A in gc_hard_del_types)
 		usr << "[A] = [gc_hard_del_types[A]]"
@@ -60,8 +66,7 @@ var/datum/garbage_collector/garbageCollector
 			#endif
 
 			AM.hard_deleted = 1
-			if(!AM.type in gc_hard_del_types)
-				gc_hard_del_types += AM.type
+			gc_hard_del_types |= AM.type
 			del AM
 
 			hard_dels++
@@ -95,8 +100,7 @@ var/datum/garbage_collector/garbageCollector
 
 	if(!istype(AM))
 		WARNING("qdel() passed object of type [AM.type]. qdel() can only handle /atom/movable types.")
-		if(!AM.type in gc_hard_del_types)
-			gc_hard_del_types += AM.type
+		gc_hard_del_types |= AM.type
 		del(AM)
 		garbageCollector.hard_dels++
 		garbageCollector.dels_count++
diff --git a/code/datums/mind.dm b/code/datums/mind.dm
index 905d47d36b8..2b0482bd57f 100644
--- a/code/datums/mind.dm
+++ b/code/datums/mind.dm
@@ -72,11 +72,11 @@ datum/mind
 		if(current)					//remove ourself from our old body's mind variable
 			current.mind = null
 
+			nanomanager.user_transferred(current, new_character)
+			
 		if(new_character.mind)		//remove any mind currently in our new body's mind variable
 			new_character.mind.current = null
 
-		nanomanager.user_transferred(current, new_character)
-
 		current = new_character		//link ourself to our new body
 		new_character.mind = src	//and link our new body to ourself
 
diff --git a/code/game/gamemodes/blob/overmind.dm b/code/game/gamemodes/blob/overmind.dm
index 37b70de409a..c5be700afd4 100644
--- a/code/game/gamemodes/blob/overmind.dm
+++ b/code/game/gamemodes/blob/overmind.dm
@@ -30,7 +30,7 @@
 /mob/camera/blob/Destroy()
 	if (ghostimage)
 		ghost_darkness_images -= ghostimage
-		qdel(ghostimage)
+		del(ghostimage)
 		ghostimage = null;
 		updateallghostimages()
 
diff --git a/code/modules/mob/dead/observer/observer.dm b/code/modules/mob/dead/observer/observer.dm
index 87b60348e03..7ae495373e3 100644
--- a/code/modules/mob/dead/observer/observer.dm
+++ b/code/modules/mob/dead/observer/observer.dm
@@ -89,7 +89,7 @@ var/list/image/ghost_darkness_images = list() //this is a list of images for thi
 /mob/dead/observer/Destroy()
 	if (ghostimage)
 		ghost_darkness_images -= ghostimage
-		qdel(ghostimage)
+		del(ghostimage)
 		ghostimage = null
 		updateallghostimages()
 	..()
diff --git a/code/modules/mob/living/silicon/ai/freelook/eye.dm b/code/modules/mob/living/silicon/ai/freelook/eye.dm
index 50b60912107..01945aa86fd 100644
--- a/code/modules/mob/living/silicon/ai/freelook/eye.dm
+++ b/code/modules/mob/living/silicon/ai/freelook/eye.dm
@@ -26,7 +26,7 @@
 /mob/aiEye/Destroy()
 	if (ghostimage)
 		ghost_darkness_images -= ghostimage
-		qdel(ghostimage)
+		del(ghostimage)
 		ghostimage = null;
 		updateallghostimages()
 
diff --git a/code/modules/nano/nanomanager.dm b/code/modules/nano/nanomanager.dm
index 1fd76dcf726..bb73178e94a 100644
--- a/code/modules/nano/nanomanager.dm
+++ b/code/modules/nano/nanomanager.dm
@@ -220,7 +220,7 @@
   */
 /datum/nanomanager/proc/user_transferred(var/mob/oldMob, var/mob/newMob)
 	//testing("nanomanager/user_transferred from mob [oldMob.name] to mob [newMob.name]")
-	if (isnull(oldMob.open_uis) || !istype(oldMob.open_uis, /list) || open_uis.len == 0)
+	if (!oldMob || isnull(oldMob.open_uis) || !istype(oldMob.open_uis, /list) || open_uis.len == 0)
 		//testing("nanomanager/user_transferred mob [oldMob.name] has no open uis")
 		return 0 // has no open uis