From fb4cf2e80a197882fa6ed23da0a298ad89ad9cd8 Mon Sep 17 00:00:00 2001
From: Will <7099514+Willburd@users.noreply.github.com>
Date: Tue, 21 Apr 2026 04:57:02 -0400
Subject: [PATCH] Weakref cleanup (#19382)

* oh god help

* fixes

* oops

* container runtime

---------

Co-authored-by: Cameron Lennox <killer65311@gmail.com>
---
 code/_helpers/radiation.dm                         |  4 ++++
 code/_onclick/hud/action/action_screen_objects.dm  |  1 +
 code/_onclick/hud/map_view.dm                      |  2 +-
 code/_onclick/hud/screen_objects.dm                |  4 ++++
 code/datums/browser.dm                             |  4 ++++
 code/datums/callback.dm                            |  4 ++++
 code/datums/mind.dm                                |  4 ++++
 code/game/machinery/cloning.dm                     |  8 ++++++++
 code/game/machinery/computer/camera.dm             |  1 +
 code/game/machinery/pointdefense.dm                |  4 ++++
 .../effects/anomalies/anomalies_bioscrambler.dm    |  4 ++++
 .../objects/effects/anomalies/anomaly_stats.dm     |  2 ++
 code/game/objects/effects/client_only_image.dm     |  1 +
 code/game/objects/items.dm                         |  1 +
 code/game/objects/items/devices/radio/radio.dm     |  1 +
 code/game/objects/items/devices/tvcamera.dm        |  1 +
 .../admin/view_variables/color_matrix_editor.dm    |  1 +
 code/modules/anomalies/anomaly.dm                  |  4 ++++
 code/modules/catalogue/cataloguer.dm               |  1 +
 code/modules/flufftext/Hallucination.dm            |  2 ++
 code/modules/flufftext/fake_attacker.dm            |  1 +
 .../gamemaster/event2/events/engineering/blob.dm   |  1 +
 .../integrated_electronics/subtypes/smart.dm       | 10 ++++++++++
 code/modules/mob/_modifiers/modifiers.dm           |  4 ++++
 code/modules/mob/living/bot/bot.dm                 |  6 ++++++
 code/modules/mob/living/bot/cleanbot.dm            | 14 ++++++++------
 .../computers/modular_computer/core.dm             |  1 +
 code/modules/organs/data.dm                        |  4 ++++
 code/modules/research/tg/rdmachines.dm             |  1 +
 code/modules/resleeving/computers.dm               |  2 ++
 code/modules/resleeving/machines.dm                | 12 ++++++++++--
 code/modules/shieldgen/emergency_shield.dm         |  1 +
 code/modules/tgui/modules/appearance_changer.dm    |  1 +
 code/modules/tgui/modules/communications.dm        |  4 ++++
 34 files changed, 107 insertions(+), 9 deletions(-)

diff --git a/code/_helpers/radiation.dm b/code/_helpers/radiation.dm
index 51ab59edec..ba5348b4f3 100644
--- a/code/_helpers/radiation.dm
+++ b/code/_helpers/radiation.dm
@@ -56,6 +56,10 @@
 	var/list/turfs_to_process
 	var/strength
 
+/datum/radiation_pulse_information/Destroy(force)
+	. = ..()
+	source_ref = null
+
 #define MEDIUM_RADIATION_THRESHOLD_RANGE 0.5
 #define EXTREME_RADIATION_CHANCE 30
 
diff --git a/code/_onclick/hud/action/action_screen_objects.dm b/code/_onclick/hud/action/action_screen_objects.dm
index a5693439b5..30addd8b24 100644
--- a/code/_onclick/hud/action/action_screen_objects.dm
+++ b/code/_onclick/hud/action/action_screen_objects.dm
@@ -29,6 +29,7 @@
 		viewer.update_action_buttons()
 		our_hud = null
 	linked_action = null
+	last_hovored_ref = null
 	return ..()
 
 /atom/movable/screen/movable/action_button/proc/can_use(mob/user)
diff --git a/code/_onclick/hud/map_view.dm b/code/_onclick/hud/map_view.dm
index e5c0e8ac05..15cf7beaeb 100644
--- a/code/_onclick/hud/map_view.dm
+++ b/code/_onclick/hud/map_view.dm
@@ -19,7 +19,7 @@ INITIALIZE_IMMEDIATE(/atom/movable/screen/map_view_tg)
 	for(var/datum/weakref/client_ref in viewing_clients)
 		hide_from_client(client_ref.resolve())
 	QDEL_LIST_NULL(popup_plane_masters)
-
+	viewing_clients.Cut()
 	return ..()
 
 /atom/movable/screen/map_view_tg/proc/generate_view(map_key)
diff --git a/code/_onclick/hud/screen_objects.dm b/code/_onclick/hud/screen_objects.dm
index 8142c6c68c..06fd50500b 100644
--- a/code/_onclick/hud/screen_objects.dm
+++ b/code/_onclick/hud/screen_objects.dm
@@ -1011,6 +1011,10 @@
 	var/static/list/ammo_screen_loc_list = list(ui_ammo_hud1, ui_ammo_hud2, ui_ammo_hud3 ,ui_ammo_hud4)
 	var/datum/weakref/our_gun
 
+/atom/movable/screen/ammo/Destroy()
+	. = ..()
+	our_gun = null
+
 /atom/movable/screen/ammo/Click()
 	var/mob/user = usr
 	if(!user.checkClickCooldown())
diff --git a/code/datums/browser.dm b/code/datums/browser.dm
index de153f9113..59b3a271bf 100644
--- a/code/datums/browser.dm
+++ b/code/datums/browser.dm
@@ -31,6 +31,10 @@
 	if (source)
 		src.source_ref = WEAKREF(source)
 
+/datum/browser/Destroy(force)
+	. = ..()
+	source_ref = null
+
 /datum/browser/proc/user_deleted(datum/source)
 	SIGNAL_HANDLER
 	user = null
diff --git a/code/datums/callback.dm b/code/datums/callback.dm
index 68b53ca415..438db0e34a 100644
--- a/code/datums/callback.dm
+++ b/code/datums/callback.dm
@@ -55,6 +55,10 @@
 	if(usr)
 		user = WEAKREF(usr)
 
+/datum/callback/Destroy(force)
+	. = ..()
+	user =  null
+
 /world/proc/ImmediateInvokeAsync(thingtocall, proctocall, ...)
 	set waitfor = FALSE
 
diff --git a/code/datums/mind.dm b/code/datums/mind.dm
index f17d77a80f..78a017b323 100644
--- a/code/datums/mind.dm
+++ b/code/datums/mind.dm
@@ -71,6 +71,10 @@
 	antag_holder = new
 	..()
 
+/datum/mind/Destroy(force)
+	. = ..()
+	original_character = null
+
 /datum/mind/proc/transfer_to(mob/living/new_character, force = FALSE)
 	if(!istype(new_character))
 		log_world("## DEBUG: transfer_to(): Some idiot has tried to transfer_to() a non mob/living mob. Please inform Carn")
diff --git a/code/game/machinery/cloning.dm b/code/game/machinery/cloning.dm
index 579571096f..ee8e05db17 100644
--- a/code/game/machinery/cloning.dm
+++ b/code/game/machinery/cloning.dm
@@ -55,6 +55,14 @@
 	default_apply_parts()
 	update_icon()
 
+/obj/machinery/clonepod/Destroy()
+	for(var/obj/container in containers)
+		container.forceMove(get_turf(src))
+	containers.Cut()
+	locked = FALSE
+	go_out()
+	. = ..()
+
 /obj/machinery/clonepod/proc/set_occupant(var/mob/living/L)
 	SHOULD_NOT_OVERRIDE(TRUE)
 	if(!L)
diff --git a/code/game/machinery/computer/camera.dm b/code/game/machinery/computer/camera.dm
index fc7dbc3273..6875d661f2 100644
--- a/code/game/machinery/computer/camera.dm
+++ b/code/game/machinery/computer/camera.dm
@@ -123,6 +123,7 @@ GLOBAL_LIST_EMPTY(entertainment_screens)
 	vis_contents.Cut()
 	QDEL_NULL(pinboard)
 	QDEL_NULL(radio)
+	showing = null
 	return ..()
 
 /obj/machinery/computer/security/telescreen/entertainment/proc/toggle()
diff --git a/code/game/machinery/pointdefense.dm b/code/game/machinery/pointdefense.dm
index e1704b43d6..05636db6a4 100644
--- a/code/game/machinery/pointdefense.dm
+++ b/code/game/machinery/pointdefense.dm
@@ -140,6 +140,10 @@ GLOBAL_LIST_BOILERPLATE(pointdefense_turrets, /obj/machinery/pointdefense)
 	default_apply_parts()
 	update_icon()
 
+/obj/machinery/pointdefense/Destroy(force, ...)
+	. = ..()
+	engaging = null
+
 /obj/machinery/pointdefense/get_description_interaction()
 	. = ..()
 	if(!id_tag)
diff --git a/code/game/objects/effects/anomalies/anomalies_bioscrambler.dm b/code/game/objects/effects/anomalies/anomalies_bioscrambler.dm
index 9c5562ca0f..4f93018d60 100644
--- a/code/game/objects/effects/anomalies/anomalies_bioscrambler.dm
+++ b/code/game/objects/effects/anomalies/anomalies_bioscrambler.dm
@@ -20,6 +20,10 @@
 	. = ..()
 	pursuit_target = WEAKREF(find_nearest_target())
 
+/obj/effect/anomaly/bioscrambler/Destroy()
+	. = ..()
+	pursuit_target = null
+
 /obj/effect/anomaly/bioscrambler/anomalyEffect(seconds_per_tick)
 	. = ..()
 	if(stats)
diff --git a/code/game/objects/effects/anomalies/anomaly_stats.dm b/code/game/objects/effects/anomalies/anomaly_stats.dm
index 0174b331ed..47e2cf1480 100644
--- a/code/game/objects/effects/anomalies/anomaly_stats.dm
+++ b/code/game/objects/effects/anomalies/anomaly_stats.dm
@@ -31,6 +31,8 @@
 
 /datum/anomaly_stats/Destroy(force)
 	QDEL_NULL(modifier)
+	attached_anomaly = null
+	attached_harvester = null
 	return ..()
 
 /datum/anomaly_stats/proc/randomize_particle_types()
diff --git a/code/game/objects/effects/client_only_image.dm b/code/game/objects/effects/client_only_image.dm
index 526dba2a8b..303cd74d54 100644
--- a/code/game/objects/effects/client_only_image.dm
+++ b/code/game/objects/effects/client_only_image.dm
@@ -15,6 +15,7 @@
 		var/client/C = CW?.resolve()
 		if(C)
 			C.images -= src
+	clients.Cut()
 
 // Mostly for motion echos, but someone will probably find another use for it... So parent type gets it instead!
 /image/client_only/proc/place_from_root(var/turf/At)
diff --git a/code/game/objects/items.dm b/code/game/objects/items.dm
index 1351d4537c..6d2709c3ff 100644
--- a/code/game/objects/items.dm
+++ b/code/game/objects/items.dm
@@ -168,6 +168,7 @@
 
 /obj/item/Destroy()
 	d_stage_overlay = null
+	exploit_for = null
 	if(item_tf_spawn_allowed)
 		GLOB.item_tf_spawnpoints -= src
 	if(ismob(loc))
diff --git a/code/game/objects/items/devices/radio/radio.dm b/code/game/objects/items/devices/radio/radio.dm
index 7b1edade44..cdfe071341 100644
--- a/code/game/objects/items/devices/radio/radio.dm
+++ b/code/game/objects/items/devices/radio/radio.dm
@@ -114,6 +114,7 @@
 		SSradio.remove_object(src, frequency)
 		for (var/ch_name in channels)
 			SSradio.remove_object(src, GLOB.radiochannels[ch_name])
+	bs_tx_weakref = null
 	return ..()
 
 /obj/item/radio/proc/recalculateChannels()
diff --git a/code/game/objects/items/devices/tvcamera.dm b/code/game/objects/items/devices/tvcamera.dm
index fac5d6e678..546aaa11ef 100644
--- a/code/game/objects/items/devices/tvcamera.dm
+++ b/code/game/objects/items/devices/tvcamera.dm
@@ -24,6 +24,7 @@
 	qdel(radio)
 	camera = null
 	radio = null
+	showing = null
 	. = ..()
 
 /obj/item/tvcamera/examine()
diff --git a/code/modules/admin/view_variables/color_matrix_editor.dm b/code/modules/admin/view_variables/color_matrix_editor.dm
index 3295ac41d0..99b15c3906 100644
--- a/code/modules/admin/view_variables/color_matrix_editor.dm
+++ b/code/modules/admin/view_variables/color_matrix_editor.dm
@@ -28,6 +28,7 @@
 
 /datum/color_matrix_editor/Destroy(force)
 	QDEL_NULL(proxy_view)
+	target = null
 	return ..()
 
 /datum/color_matrix_editor/tgui_state(mob/user)
diff --git a/code/modules/anomalies/anomaly.dm b/code/modules/anomalies/anomaly.dm
index 76a874e5cf..76ba207049 100644
--- a/code/modules/anomalies/anomaly.dm
+++ b/code/modules/anomalies/anomaly.dm
@@ -81,6 +81,10 @@
 
 	var/datum/weakref/buffered_anomaly = null
 
+/obj/item/anomaly_scanner/Destroy()
+	. = ..()
+	buffered_anomaly = null
+
 /obj/item/anomaly_scanner/attack_self(mob/living/user)
 	. = ..(user)
 	if(.)
diff --git a/code/modules/catalogue/cataloguer.dm b/code/modules/catalogue/cataloguer.dm
index 0af55e1a33..5f429a5eb7 100644
--- a/code/modules/catalogue/cataloguer.dm
+++ b/code/modules/catalogue/cataloguer.dm
@@ -63,6 +63,7 @@ GLOBAL_LIST_EMPTY(all_cataloguers)
 /obj/item/cataloguer/Destroy()
 	GLOB.all_cataloguers -= src
 	displayed_data = null
+	partial_scanned = null
 	return ..()
 
 /obj/item/cataloguer/update_icon()
diff --git a/code/modules/flufftext/Hallucination.dm b/code/modules/flufftext/Hallucination.dm
index 20f40cde10..fd4ce615d9 100644
--- a/code/modules/flufftext/Hallucination.dm
+++ b/code/modules/flufftext/Hallucination.dm
@@ -31,6 +31,8 @@ Gunshots/explosions/opening doors/less rare audio (done)
 	if(halitem.len)
 		remove_hallucination_item()
 	our_human = null
+	halbody = null
+	halimage = null
 	. = ..()
 
 /datum/component/hallucinations/proc/make_timer()
diff --git a/code/modules/flufftext/fake_attacker.dm b/code/modules/flufftext/fake_attacker.dm
index d38de65398..d268680d2b 100644
--- a/code/modules/flufftext/fake_attacker.dm
+++ b/code/modules/flufftext/fake_attacker.dm
@@ -47,6 +47,7 @@
 	. = ..()
 	clear_every_clients_images()
 	qdel_all_images()
+	clients.Cut()
 
 /obj/effect/fake_attacker/proc/create_images_from(var/atom/clone)
 	SHOULD_NOT_OVERRIDE(TRUE)
diff --git a/code/modules/gamemaster/event2/events/engineering/blob.dm b/code/modules/gamemaster/event2/events/engineering/blob.dm
index e4670cc381..85a0f13842 100644
--- a/code/modules/gamemaster/event2/events/engineering/blob.dm
+++ b/code/modules/gamemaster/event2/events/engineering/blob.dm
@@ -122,6 +122,7 @@
 		var/obj/structure/blob/core/B = weakref.resolve()
 		if(istype(B))
 			qdel(B)
+	blobs.Cut()
 
 /datum/event2/event/blob/announce()
 	if(!ended) // Don't announce if the blobs die early.
diff --git a/code/modules/integrated_electronics/subtypes/smart.dm b/code/modules/integrated_electronics/subtypes/smart.dm
index 23cc3080b6..9a25e48267 100644
--- a/code/modules/integrated_electronics/subtypes/smart.dm
+++ b/code/modules/integrated_electronics/subtypes/smart.dm
@@ -55,6 +55,11 @@
 	var/turf/last_known_position = null
 	var/datum/weakref/last_target = null
 
+/obj/item/integrated_circuit/smart/targeted_pathfinder/Destroy()
+	. = ..()
+	last_known_position = null
+	last_target = null
+
 /obj/item/integrated_circuit/smart/targeted_pathfinder/do_work()
 	var/datum/integrated_io/I = inputs[1]
 	set_pin_data(IC_OUTPUT, 1, null)
@@ -131,6 +136,11 @@
 	var/turf/last_known_position = null
 	var/datum/weakref/last_target = null
 
+/obj/item/integrated_circuit/smart/pathfinding_locomotion/Destroy()
+	. = ..()
+	last_known_position = null
+	last_target = null
+
 /obj/item/integrated_circuit/smart/pathfinding_locomotion/do_work()
 	var/datum/integrated_io/I = inputs[1]
 
diff --git a/code/modules/mob/_modifiers/modifiers.dm b/code/modules/mob/_modifiers/modifiers.dm
index 75cbaeb1c5..0929176196 100644
--- a/code/modules/mob/_modifiers/modifiers.dm
+++ b/code/modules/mob/_modifiers/modifiers.dm
@@ -72,6 +72,10 @@
 		origin = WEAKREF(holder)
 	..()
 
+/datum/modifier/Destroy(force)
+	. = ..()
+	origin = null
+
 // Checks if the modifier should be allowed to be applied to the mob before attaching it.
 // Override for special criteria, e.g. forbidding robots from receiving it.
 /datum/modifier/proc/can_apply(var/mob/living/L, var/suppress_output = FALSE)
diff --git a/code/modules/mob/living/bot/bot.dm b/code/modules/mob/living/bot/bot.dm
index 3af19c5dbc..f10b7fdc0d 100644
--- a/code/modules/mob/living/bot/bot.dm
+++ b/code/modules/mob/living/bot/bot.dm
@@ -64,6 +64,12 @@
 	update_icons() //VOREstation edit - overlay runtime fix
 	default_language = GLOB.all_languages[LANGUAGE_GALCOM] //VOREstation edit - runtime fix
 
+/mob/living/bot/Destroy()
+	. = ..()
+	ignore_list.Cut()
+	patrol_path.Cut()
+	target_path.Cut()
+
 /mob/living/bot/Life()
 	..()
 	if(health <= 0)
diff --git a/code/modules/mob/living/bot/cleanbot.dm b/code/modules/mob/living/bot/cleanbot.dm
index 610aeb5958..d19a4701fd 100644
--- a/code/modules/mob/living/bot/cleanbot.dm
+++ b/code/modules/mob/living/bot/cleanbot.dm
@@ -39,12 +39,14 @@
 
 	if(spray_blood && prob(5)) // Make a big mess
 		visible_message("Something flies out of [src]. It seems to be acting oddly.")
-		var/obj/effect/decal/cleanable/blood/gibs/gib = new /obj/effect/decal/cleanable/blood/gibs(loc)
-		// TODO - I have a feeling weakrefs will not work in ignore_list, verify this ~Leshana
-		var/datum/weakref/g = WEAKREF(gib)
-		ignore_list += g
-		spawn(600)
-			ignore_list -= g
+		var/obj/effect/decal/cleanable/blood/gibs/gib = new /obj/effect/decal/cleanable/blood/gibs(get_turf(src))
+		ignore_list += gib
+		addtimer(CALLBACK(src,PROC_REF(clear_ignored_gib), gib), 1 MINUTE, TIMER_DELETE_ME)
+
+/mob/living/bot/cleanbot/proc/clear_ignored_gib(var/obj/gibref)
+	SHOULD_NOT_OVERRIDE(TRUE)
+	PRIVATE_PROC(TRUE)
+	ignore_list -= gibref
 
 /mob/living/bot/cleanbot/handlePanic()	// Speed modification based on alert level.
 	. = 0
diff --git a/code/modules/modular_computers/computers/modular_computer/core.dm b/code/modules/modular_computers/computers/modular_computer/core.dm
index 801b30c372..3709761dec 100644
--- a/code/modules/modular_computers/computers/modular_computer/core.dm
+++ b/code/modules/modular_computers/computers/modular_computer/core.dm
@@ -58,6 +58,7 @@
 	for(var/obj/item/computer_hardware/CH in src.get_all_components())
 		uninstall_component(null, CH)
 		qdel(CH)
+	paired_uavs.Cut()
 	return ..()
 
 /obj/item/modular_computer/emag_act(var/remaining_charges, var/mob/user)
diff --git a/code/modules/organs/data.dm b/code/modules/organs/data.dm
index af2eee5e16..41f6316f30 100644
--- a/code/modules/organs/data.dm
+++ b/code/modules/organs/data.dm
@@ -17,6 +17,10 @@
 	var/list/skin_color
 	var/list/hair_color
 
+/datum/organ_data/Destroy(force)
+	. = ..()
+	species = null
+
 /datum/organ_data/proc/setup_from_dna(var/datum/dna/dna)
 	SHOULD_NOT_OVERRIDE(TRUE)
 	// Prosfab uses default dna to get vars, lets respect that still
diff --git a/code/modules/research/tg/rdmachines.dm b/code/modules/research/tg/rdmachines.dm
index dc399c8817..6bbd902b0f 100644
--- a/code/modules/research/tg/rdmachines.dm
+++ b/code/modules/research/tg/rdmachines.dm
@@ -29,6 +29,7 @@
 		log_research("[src] disconnected from techweb [stored_research] (destroyed).")
 		stored_research = null
 	QDEL_NULL(wires)
+	loaded_item = null
 	return ..()
 
 /obj/machinery/rnd/tgui_status(mob/user)
diff --git a/code/modules/resleeving/computers.dm b/code/modules/resleeving/computers.dm
index 2aae982344..36902bb5fc 100644
--- a/code/modules/resleeving/computers.dm
+++ b/code/modules/resleeving/computers.dm
@@ -45,6 +45,8 @@
 
 /obj/machinery/computer/transhuman/resleeving/Destroy()
 	releasepods()
+	current_br = null
+	current_mr = null
 	return ..()
 
 /obj/machinery/computer/transhuman/resleeving/proc/updatemodules()
diff --git a/code/modules/resleeving/machines.dm b/code/modules/resleeving/machines.dm
index 9f89e60b75..c7787e46bb 100644
--- a/code/modules/resleeving/machines.dm
+++ b/code/modules/resleeving/machines.dm
@@ -154,6 +154,10 @@
 	RefreshParts()
 	update_icon()
 
+/obj/machinery/transhuman/synthprinter/Destroy()
+	current_br = null
+	. = ..()
+
 /obj/machinery/transhuman/synthprinter/RefreshParts()
 
 	//Scanning modules reduce burn rating by 15 each
@@ -315,6 +319,10 @@
 	RefreshParts()
 	update_icon()
 
+/obj/machinery/transhuman/resleever/Destroy()
+	. = ..()
+
+
 /obj/machinery/transhuman/resleever/proc/set_occupant(var/mob/living/carbon/human/H)
 	SHOULD_NOT_OVERRIDE(TRUE)
 	if(!H)
@@ -512,7 +520,7 @@
 	playsound(src, 'sound/machines/medbayscanner1.ogg', 100, 1) // Play our sound at the end of the mind injection!
 	return 1
 
-/obj/machinery/transhuman/resleever/proc/go_out(var/mob/M)
+/obj/machinery/transhuman/resleever/proc/go_out()
 	var/mob/living/carbon/human/occupant = get_occupant()
 	if(!occupant)
 		return
@@ -541,7 +549,7 @@
 	set src in oview(1)
 	if(usr.stat != 0)
 		return
-	src.go_out(usr)
+	go_out()
 	add_fingerprint(usr)
 	return
 
diff --git a/code/modules/shieldgen/emergency_shield.dm b/code/modules/shieldgen/emergency_shield.dm
index d52b50ef20..fc86da3f74 100644
--- a/code/modules/shieldgen/emergency_shield.dm
+++ b/code/modules/shieldgen/emergency_shield.dm
@@ -41,6 +41,7 @@
 	var/obj/machinery/shieldgen/SG = our_owner.resolve()
 	if(SG)
 		SG.deployed_shields -= src
+	our_owner = null
 	. = ..()
 
 /obj/machinery/shield/attackby(obj/item/W as obj, mob/user as mob)
diff --git a/code/modules/tgui/modules/appearance_changer.dm b/code/modules/tgui/modules/appearance_changer.dm
index 7aebff0381..53f2c1a16c 100644
--- a/code/modules/tgui/modules/appearance_changer.dm
+++ b/code/modules/tgui/modules/appearance_changer.dm
@@ -1140,6 +1140,7 @@
 	if(DC)
 		DC.selected_record = FALSE
 		DC.designer_gui = null // no hardrefs
+	linked_body_design_console = null
 	. = ..()
 
 /datum/tgui_module/appearance_changer/body_designer/proc/make_fake_owner()
diff --git a/code/modules/tgui/modules/communications.dm b/code/modules/tgui/modules/communications.dm
index 0680b9f224..afbd8a5c24 100644
--- a/code/modules/tgui/modules/communications.dm
+++ b/code/modules/tgui/modules/communications.dm
@@ -44,6 +44,10 @@
 	crew_announcement = new()
 	crew_announcement.newscast = TRUE
 
+/datum/tgui_module/communications/Destroy(force)
+	. = ..()
+	ATC = null
+
 /datum/tgui_module/communications/tgui_interact(mob/user, datum/tgui/ui)
 	if(using_map && !(get_z(user) in using_map.contact_levels))
 		to_chat(user, span_danger("Unable to establish a connection: You're too far away from the station!"))