Fixes some runtimes (#3727)

code/modules/admin/DB ban/ban_mirroring.dm

@@ -235,7 +235,14 @@
 		update_connection_data(C)
 		return
 
-	var/list/data_object = json_decode(data)
+	var/list/data_object
+
+	try
+		data_object = json_decode(data)
+
+	catch(var/exception/E)
+		data_object = list()
+		log_debug("CONN DATA: [E] encountered when loading data for [C.ckey].")
 
 	if (!data_object || !data_object.len)
 		log_debug("CONN DATA: [C.ckey] has no connection data to showcase.")

code/modules/admin/admin_verbs.dm

@@ -1046,7 +1046,7 @@ var/list/admin_verbs_cciaa = list(
 
 	var/mob/living/silicon/ai/target = input("Choose the AI to force-wipe:", "AI Termination") as null|anything in ai_list
 
-	if (alert("Are you sure you want to wipe [target.name]? They will be ghosted and their job slot freed.", "Confirm AI Termination", "No", "No", "Yes") != "Yes")
+	if (!target || alert("Are you sure you want to wipe [target.name]? They will be ghosted and their job slot freed.", "Confirm AI Termination", "No", "No", "Yes") != "Yes")
 		return
 
 	log_and_message_admins("admin-wiped [key_name_admin(target)]'s core.")

code/modules/client/preference_setup/loadout/gear_tweaks.dm

@@ -110,7 +110,8 @@ Content adjustment
 			continue
 		else
 			path = 	contents[metadata[i]]
-		new path(I)
+		if(path)
+			new path(I)
 
 /*
 Reagents adjustment

code/modules/clothing/clothing_accessories.dm

@@ -45,6 +45,9 @@
 		if (!(src.loc == usr))
 			return
 
+		if(!over_object)
+			return
+
 		if (( usr.restrained() ) || ( usr.stat ))
 			return
 

code/modules/clothing/spacesuits/rig/rig.dm

@@ -591,7 +591,7 @@
 
 /obj/item/weapon/rig/proc/toggle_piece(var/piece, var/mob/initiator, var/deploy_mode)
 
-	if(sealing || !cell || !cell.charge)
+	if(!usr || sealing || !cell || !cell.charge)
 		return
 
 	if(!istype(wearer) || !wearer.back == src)

code/modules/hydroponics/spreading/spreading.dm

@@ -169,6 +169,8 @@
 			last_biolum = null
 
 /obj/effect/plant/proc/refresh_icon()
+	if(!growth_threshold)
+		growth_threshold = max_health/seed.growth_stages
 	var/growth = min(max_growth,round(health/growth_threshold))
 	var/at_fringe = get_dist(src,parent)
 	if(spread_distance > 5)

code/modules/hydroponics/spreading/spreading_growth.dm

@@ -17,7 +17,7 @@
 		if((locate(/obj/effect/plant) in floor.contents) || (locate(/obj/effect/dead_plant) in floor.contents) )
 			continue
 		if(floor.density)
-			if(seed.chems["pacid"])
+			if(seed && seed.chems["pacid"])
 				addtimer(CALLBACK(floor, /atom/.proc/ex_act, 3), rand(5, 25))
 			continue
 		if(!Adjacent(floor) || !floor.Enter(src))

code/modules/mob/living/carbon/brain/MMI.dm

@@ -127,7 +127,7 @@
 	if(user.stat || user.stunned)
 		return
 	var/obj/item/weapon/rig/rig = src.get_rig()
-	if(rig)
+	if(istype(rig))
 		rig.forced_move(direction, user)
 
 /obj/item/device/mmi/Destroy()

code/modules/projectiles/guns/energy.dm

@@ -91,7 +91,7 @@
 	return
 
 /obj/item/weapon/gun/energy/update_icon()
-	if(charge_meter)
+	if(charge_meter && power_supply)
 		var/ratio = power_supply.charge / power_supply.maxcharge
 
 		//make sure that rounding down will not give us the empty state even if we have charge for a shot left.

code/modules/reagents/reagent_containers/glass.dm

@@ -93,7 +93,7 @@
 	if(standard_pour_into(user, target))
 		return
 
-	if(reagents.total_volume)
+	if(reagents && reagents.total_volume)
 		user << "<span class='notice'>You splash the solution onto [target].</span>"
 		reagents.splash(target, reagents.total_volume)
 		return