diff --git a/code/datums/components/_component.dm b/code/datums/components/_component.dm
index a836ac95..ab0f7584 100644
--- a/code/datums/components/_component.dm
+++ b/code/datums/components/_component.dm
@@ -123,6 +123,8 @@
 	signal_enabled = TRUE
 
 /datum/proc/UnregisterSignal(datum/target, sig_type_or_types)
+	if(!target)
+		CRASH("[src] tried to unregister a signal without having a target.")
 	var/list/lookup = target.comp_lookup
 	if(!signal_procs || !signal_procs[target] || !lookup)
 		return
diff --git a/code/datums/traits/good.dm b/code/datums/traits/good.dm
index b1e073b9..1b02a0f1 100644
--- a/code/datums/traits/good.dm
+++ b/code/datums/traits/good.dm
@@ -300,7 +300,7 @@
 
 /datum/quirk/draconicspeaker/remove()
 	var/mob/living/M = quirk_holder
-	M.remove_language(/datum/language/draconic)
+	M?.remove_language(/datum/language/draconic)
 
 /datum/quirk/slimespeaker
 	name = "Slime speaker"
@@ -316,7 +316,7 @@
 
 /datum/quirk/slimespeaker/remove()
 	var/mob/living/M = quirk_holder
-	M.remove_language(/datum/language/slime)
+	M?.remove_language(/datum/language/slime)
 
 /datum/quirk/tajaspeaker
 	name = "Siik-Tajr speaker"
@@ -332,7 +332,7 @@
 
 /datum/quirk/tajaspeaker/remove()
 	var/mob/living/M = quirk_holder
-	M.remove_language(/datum/language/tajara)
+	M?.remove_language(/datum/language/tajara)
 
 /datum/quirk/russianspeaker
 	name = "Neo-Russkiya speaker"
@@ -348,4 +348,4 @@
 
 /datum/quirk/russianspeaker/remove()
 	var/mob/living/M = quirk_holder
-	M.remove_language(/datum/language/spacerussian)
+	M?.remove_language(/datum/language/spacerussian)
diff --git a/code/datums/traits/negative.dm b/code/datums/traits/negative.dm
index 56a65ccd..b2facc56 100644
--- a/code/datums/traits/negative.dm
+++ b/code/datums/traits/negative.dm
@@ -429,8 +429,11 @@ GLOBAL_LIST_EMPTY(family_heirlooms)
 /datum/quirk/mute/add()
 	var/mob/living/carbon/human/H = quirk_holder
 	mute = new
-	H.gain_trauma(mute, TRAUMA_RESILIENCE_SURGERY)
-	H.gain_trauma(TRAIT_MUTE, TRAUMA_RESILIENCE_SURGERY)
+	H.gain_trauma(mute, TRAUMA_RESILIENCE_ABSOLUTE)
+
+/datum/quirk/mute/remove()
+	var/mob/living/carbon/human/H = quirk_holder
+	H?.cure_trauma_type(mute, TRAUMA_RESILIENCE_ABSOLUTE)
 
 /datum/quirk/mute/on_process()
 	if(quirk_holder.mind && LAZYLEN(quirk_holder.mind.antag_datums))
diff --git a/code/game/machinery/posi_alert.dm b/code/game/machinery/posi_alert.dm
index 24186a7e..8a5bde34 100644
--- a/code/game/machinery/posi_alert.dm
+++ b/code/game/machinery/posi_alert.dm
@@ -35,7 +35,7 @@
 		return
 	inuse = TRUE
 	flick("posialertflash",src)
-	visible_message("There are positronic personalities available!", runechat_popup = TRUE)
+	visible_message("There are positronic personalities available!")
 	radio.talk_into(src, "There are positronic personalities available!", science_channel)
 	playsound(loc, 'sound/machines/ping.ogg', 50)
 	addtimer(CALLBACK(src, .proc/liftcooldown), 300)
diff --git a/code/game/mecha/mech_fabricator.dm b/code/game/mecha/mech_fabricator.dm
index 611f3d36..74b61ef2 100644
--- a/code/game/mecha/mech_fabricator.dm
+++ b/code/game/mecha/mech_fabricator.dm
@@ -113,13 +113,12 @@
 
 	if(materials)
 		for(var/mat_id in materials.materials)
-			var/datum/material/M = mat_id
-			var/amount = materials.materials[mat_id]
+			var/datum/material/M = materials.materials[mat_id]
 			var/ref = REF(M)
-			output += "<span class=\"res_name\">[M.name]: </span>[amount] cm&sup3;"
-			if(amount >= MINERAL_MATERIAL_AMOUNT)
+			output += "<span class=\"res_name\">[M.name]: </span>[M.amount] cm&sup3;"
+			if(M.amount >= MINERAL_MATERIAL_AMOUNT)
 				output += "<span style='font-size:80%;'>- Remove \[<a href='?src=[REF(src)];remove_mat=1;material=[ref]'>1</a>\]"
-				if(amount >= (MINERAL_MATERIAL_AMOUNT * 10))
+				if(M.amount >= (MINERAL_MATERIAL_AMOUNT * 10))
 					output += " | \[<a href='?src=[REF(src)];remove_mat=10;material=[ref]'>10</a>\]"
 				output += " | \[<a href='?src=[REF(src)];remove_mat=50;material=[ref]'>50</a>\]</span>"
 			output += "<br>"
@@ -290,8 +289,9 @@
 				left_part += output_parts_list(part_set)
 				left_part += "<hr><a href='?src=[REF(src)];screen=main'>Return</a>"
 	dat = {"<html>
-			  <head>
-			  <title>[name]</title>
+			<head>
+			<meta http-equiv='Content-Type' content='text/html; charset=UTF-8'>
+			<title>[name]</title>
 				<style>
 				.res_name {font-weight: bold; text-transform: capitalize;}
 				.red {color: #f00;}
diff --git a/code/modules/admin/verbs/debug.dm b/code/modules/admin/verbs/debug.dm
index 8450793f..ac028d5d 100644
--- a/code/modules/admin/verbs/debug.dm
+++ b/code/modules/admin/verbs/debug.dm
@@ -487,7 +487,7 @@ GLOBAL_PROTECT(AdminProcCallSpamPrevention)
 		if(alert("This mob is being controlled by [M.key]. Are you sure you wish to assume control of it? [M.key] will be made a ghost.",,"Yes","No") != "Yes")
 			return
 		else
-			var/mob/dead/observer/ghost = new/mob/dead/observer(M,1)
+			var/mob/dead/observer/ghost = new/mob/dead/observer(get_turf(M), M)
 			ghost.ckey = M.ckey
 	message_admins("<span class='adminnotice'>[key_name_admin(usr)] assumed direct control of [M].</span>")
 	log_admin("[key_name(usr)] assumed direct control of [M].")
diff --git a/code/modules/mob/dead/observer/observer.dm b/code/modules/mob/dead/observer/observer.dm
index 50862ee1..752094a3 100644
--- a/code/modules/mob/dead/observer/observer.dm
+++ b/code/modules/mob/dead/observer/observer.dm
@@ -56,7 +56,7 @@ GLOBAL_VAR_INIT(observer_default_invisibility, INVISIBILITY_OBSERVER)
 	var/deadchat_name
 	var/datum/spawners_menu/spawners_menu
 
-/mob/dead/observer/Initialize()
+/mob/dead/observer/Initialize(mapload, mob/body)
 	set_invisibility(GLOB.observer_default_invisibility)
 
 	add_verb(src, list(
@@ -77,11 +77,7 @@ GLOBAL_VAR_INIT(observer_default_invisibility, INVISIBILITY_OBSERVER)
 
 	updateallghostimages()
 
-	var/turf/T
-	var/mob/body = loc
-	if(ismob(body))
-		T = get_turf(body)				//Where is the body located?
-
+	if(body)
 		gender = body.gender
 		if(body.mind && body.mind.name)
 			name = body.mind.name
@@ -106,14 +102,15 @@ GLOBAL_VAR_INIT(observer_default_invisibility, INVISIBILITY_OBSERVER)
 
 	update_icon()
 
-	if(!T)
+	if(!isturf(loc))
+		var/turf/T
 		var/list/turfs = get_area_turfs(/area/shuttle/arrival)
 		if(turfs.len)
 			T = pick(turfs)
 		else
 			T = SSmapping.get_station_center()
 
-	forceMove(T)
+		forceMove(T)
 
 	if(!name)							//To prevent nameless ghosts
 		name = random_unique_name(gender)
@@ -268,7 +265,7 @@ Works together with spawning an observer, noted above.
 	if(!key || key[1] == "@" || (SEND_SIGNAL(src, COMSIG_MOB_GHOSTIZE, can_reenter_corpse, special, penalize) & COMPONENT_BLOCK_GHOSTING))
 		return //mob has no key, is an aghost or some component hijacked.
 	stop_sound_channel(CHANNEL_HEARTBEAT) //Stop heartbeat sounds because You Are A Ghost Now
-	var/mob/dead/observer/ghost = new(src)	// Transfer safety to observer spawning proc.
+	var/mob/dead/observer/ghost = new(get_turf(src), src)	// Transfer safety to observer spawning proc.
 	SStgui.on_transfer(src, ghost) // Transfer NanoUIs.
 	ghost.can_reenter_corpse = can_reenter_corpse
 	if (client && client.prefs && client.prefs.auto_ooc)
diff --git a/code/modules/modular_computers/hardware/battery_module.dm b/code/modules/modular_computers/hardware/battery_module.dm
index c6b96e31..e03427cc 100644
--- a/code/modules/modular_computers/hardware/battery_module.dm
+++ b/code/modules/modular_computers/hardware/battery_module.dm
@@ -12,6 +12,10 @@
 		battery = new battery_type(src)
 	..()
 
+/obj/item/computer_hardware/battery/Destroy()
+	. = ..()
+	QDEL_NULL(battery)
+
 /obj/item/computer_hardware/battery/try_insert(obj/item/I, mob/living/user = null)
 	if(!holder)
 		return FALSE
@@ -50,7 +54,6 @@
 				holder.shutdown_computer()
 
 		return TRUE
-	return FALSE
 
 
 
@@ -91,4 +94,4 @@
 	name = "nano battery"
 	desc = "A tiny power cell, commonly seen in low-end portable microcomputers."
 	icon_state = "cell_micro"
-	maxcharge = 300
\ No newline at end of file
+	maxcharge = 300
diff --git a/code/modules/surgery/organs/organ_internal.dm b/code/modules/surgery/organs/organ_internal.dm
index cf224f7c..6e8056a1 100644
--- a/code/modules/surgery/organs/organ_internal.dm
+++ b/code/modules/surgery/organs/organ_internal.dm
@@ -25,6 +25,7 @@
 	var/now_fixed
 	var/high_threshold_cleared
 	var/low_threshold_cleared
+	rad_flags = RAD_NO_CONTAMINATE
 
 /obj/item/organ/proc/Insert(mob/living/carbon/M, special = 0, drop_if_replaced = TRUE)
 	if(!iscarbon(M) || owner == M)
@@ -134,7 +135,8 @@
 	///Damage decrements by a percent of its maxhealth
 	var/healing_amount = -(maxHealth * healing_factor)
 	///Damage decrements again by a percent of its maxhealth, up to a total of 4 extra times depending on the owner's health
-	healing_amount -= owner.satiety > 0 ? 4 * healing_factor * owner.satiety / MAX_SATIETY : 0
+	if(owner)
+		healing_amount -= owner.satiety > 0 ? 4 * healing_factor * owner.satiety / MAX_SATIETY : 0
 	applyOrganDamage(healing_amount) //to FERMI_TWEAK
 	//Make it so each threshold is stuck.
 
diff --git a/hyperstation/code/obj/fleshlight.dm b/hyperstation/code/obj/fleshlight.dm
index a2fc1f53..0e15c0b3 100644
--- a/hyperstation/code/obj/fleshlight.dm
+++ b/hyperstation/code/obj/fleshlight.dm
@@ -117,7 +117,9 @@
 	else
 		option = "Fuck"
 
-	var/obj/item/organ/genital/vagina/V = portalunderwear.loc
+	var/obj/item/organ/genital/vagina/V
+	if(istype(portalunderwear.loc, /obj/item/organ/genital/vagina)) //Sanity check. Without this it will runtime.
+		V = portalunderwear.loc
 	if(!V)
 		return
 	var/mob/living/carbon/human/M = V.owner
@@ -179,7 +181,12 @@
 	//get their looks and vagina colour!
 	cut_overlays()//remove current overlays
 
-	var/obj/item/organ/genital/vagina/V = portalunderwear.loc
+	var/obj/item/organ/genital/vagina/V
+	if(istype(portalunderwear.loc, /obj/item/organ/genital/vagina)) //Sanity check. Without this it will runtime.
+		V = portalunderwear.loc
+	if(!V)
+		useable = FALSE
+		return
 	var/mob/living/carbon/human/H = V.owner
 
 	if(H) //if the portal panties are on someone.
@@ -298,4 +305,4 @@
 
 /obj/item/paper/fluff/portallight
 	name = "Portal Fleshlight Instructions"
-	info = "Thank you for purchasing the Silver Love Portal Fleshlight!<BR>To use, simply register your new portal fleshlight with the provided underwear to link them together. The ask your lover to wear the underwear.<BR>Have fun lovers,<BR><BR>Wilhelmina Steiner."
\ No newline at end of file
+	info = "Thank you for purchasing the Silver Love Portal Fleshlight!<BR>To use, simply register your new portal fleshlight with the provided underwear to link them together. The ask your lover to wear the underwear.<BR>Have fun lovers,<BR><BR>Wilhelmina Steiner."