diff --git a/code/__HELPERS/unsorted.dm b/code/__HELPERS/unsorted.dm
index a20eeea361..0bd074e96b 100644
--- a/code/__HELPERS/unsorted.dm
+++ b/code/__HELPERS/unsorted.dm
@@ -881,6 +881,8 @@ proc/DuplicateObject(obj/original, var/perfectcopy = 0 , var/sameloc = 0)
 	//       Movement based on lower left corner. Tiles that do not fit
 	//		 into the new area will not be moved.
 
+	// Does *not* affect gases etc; copied turfs will be changed via ChangeTurf, and the dir, icon, and icon_state copied. All other vars will remain default.
+
 	if(!A || !src) return 0
 
 	var/list/turfs_src = get_area_turfs(src.type)
@@ -934,7 +936,8 @@ proc/DuplicateObject(obj/original, var/perfectcopy = 0 , var/sameloc = 0)
 						if(istype(B, /turf/space))
 							continue moving
 
-					var/turf/X = new T.type(B)
+					var/turf/X = B
+					X.ChangeTurf(T.type)
 					X.set_dir(old_dir1)
 					X.icon_state = old_icon_state1
 					X.icon = old_icon1 //Shuttle floors are in shuttle.dmi while the defaults are floors.dmi
@@ -974,12 +977,6 @@ proc/DuplicateObject(obj/original, var/perfectcopy = 0 , var/sameloc = 0)
 					copiedobjs += newobjs
 					copiedobjs += newmobs
 
-
-
-					for(var/V in T.vars)
-						if(!(V in list("type","loc","locs","vars", "parent", "parent_type","verbs","ckey","key","x","y","z","contents", "luminosity")))
-							X.vars[V] = T.vars[V]
-
 //					var/area/AR = X.loc
 
 //					if(AR.lighting_use_dynamic)
@@ -995,22 +992,9 @@ proc/DuplicateObject(obj/original, var/perfectcopy = 0 , var/sameloc = 0)
 
 
 
-	var/list/doors = new/list()
-
 	if(toupdate.len)
 		for(var/turf/simulated/T1 in toupdate)
-			for(var/obj/machinery/door/D2 in T1)
-				doors += D2
-			/*if(T1.parent)
-				air_master.groups_to_rebuild += T1.parent
-			else
-				air_master.tiles_to_update += T1*/
-
-	for(var/obj/O in doors)
-		O:update_nearby_tiles(1)
-
-
-
+			air_master.mark_for_update(T1)
 
 	return copiedobjs
 
diff --git a/code/modules/admin/verbs/debug.dm b/code/modules/admin/verbs/debug.dm
index ef9c5c6376..2ae2a5d495 100644
--- a/code/modules/admin/verbs/debug.dm
+++ b/code/modules/admin/verbs/debug.dm
@@ -64,6 +64,28 @@ But you can call procs that are of type /mob/living/carbon/human/proc/ for that
 
 		var/procname = input("Proc path, eg: /proc/fake_blood","Path:", null) as text|null
 		if(!procname)	return
+	
+		if(targetselected)
+			if(!target)
+				usr << "<span class='danger'>Your target no longer exists.</span>"
+				return
+			if(!hascall(target,procname))
+				usr << "<font color='red'>Error: callproc(): target has no such call [procname].</font>"
+				return
+		else
+			if(copytext(procname, 1, 7) == "/proc/")
+				// nothing
+			else if(copytext(procname, 1, 6) == "proc/")
+				procname = "/[procname]"
+			else if(copytext(procname, 1, 2) == "/")
+				procname = "/proc[procname]"
+			else
+				procname = "/proc/[procname]"
+			// Procs have the strange property that text2path will return non-null, but ispath() will return false.
+			var/path = text2path(procname)
+			if(!path || ispath(path))
+				usr << "<span class='danger'>Invalid proc [procname]</span>"
+				return
 
 		var/argnum = input("Number of arguments","Number:",0) as num|null
 		if(!argnum && (argnum!=0))	return
@@ -117,13 +139,9 @@ But you can call procs that are of type /mob/living/carbon/human/proc/ for that
 			if(!target)
 				usr << "<font color='red'>Error: callproc(): owner of proc no longer exists.</font>"
 				return
-			if(!hascall(target,procname))
-				usr << "<font color='red'>Error: callproc(): target has no such call [procname].</font>"
-				return
 			log_admin("[key_name(src)] called [target]'s [procname]() with [lst.len ? "the arguments [list2params(lst)]":"no arguments"].")
 			returnval = call(target,procname)(arglist(lst)) // Pass the lst as an argument list to the proc
 		else
-			//this currently has no hascall protection. wasn't able to get it working.
 			log_admin("[key_name(src)] called [procname]() with [lst.len ? "the arguments [list2params(lst)]":"no arguments"].")
 			returnval = call(procname)(arglist(lst)) // Pass the lst as an argument list to the proc