Fix

code/__HELPERS/path.dm

@@ -19,7 +19,7 @@
  * * skip_first: Whether or not to delete the first item in the path. This would be done because the first item is the starting tile, which can break movement for some creatures.
  */
 /proc/get_path_to(caller1, end, max_distance = 30, mintargetdist, id=null, simulated_only = TRUE, turf/exclude, skip_first=TRUE)
-	if(!caller || !get_turf(end))
+	if(!caller1 || !get_turf(end))
 		return
 
 	var/l = SSpathfinder.mobs.getfree(caller1)
@@ -122,7 +122,7 @@
 	var/turf/avoid
 
 /datum/pathfind/New(atom/movable/caller1, atom/goal, id, max_distance, mintargetdist, simulated_only, avoid)
-	src.caller = caller1
+	src.caller1 = caller1
 	end = get_turf(goal)
 	open = new /datum/heap(/proc/HeapPathWeightCompare)
 	sources = new()

code/game/machinery/hologram.dm

@@ -264,7 +264,7 @@ Possible to do for anyone motivated enough:
 	for(var/I in holo_calls)
 		var/datum/holocall/HC = I
 		var/list/call_data = list(
-			caller = HC.user,
+			caller1 = HC.user,
 			connected = HC.connected_holopad == src ? TRUE : FALSE,
 			ref = REF(HC)
 		)

code/game/objects/structures/plasticflaps.dm

@@ -65,7 +65,7 @@
 		if(!(SEND_SIGNAL(living_caller, COMSIG_CHECK_VENTCRAWL)) && living_caller.mob_size != MOB_SIZE_TINY)
 			return FALSE
 
-	if(caller?.pulling)
+	if(caller1?.pulling)
 		return CanAStarPass(ID, to_dir, caller1.pulling)
 	return TRUE //diseases, stings, etc can pass
 

code/modules/client/preferences.dm

@@ -367,7 +367,7 @@ GLOBAL_LIST_EMPTY(preferences_datums)
 			if(character_settings_tab == LOADOUT_CHAR_TAB) //if loadout
 				//calculate your gear points from the chosen item
 				gear_points = CONFIG_GET(number/initial_gear_points)
-				var/list/chosen_gear = loadout_data["SAVE_[loadout_slot]"]
+				var/list/chosen_gear = loadout_data?["SAVE_[loadout_slot]"]
 				if(islist(chosen_gear))
 					loadout_errors = 0
 					for(var/loadout_item in chosen_gear)

code/modules/mob/living/simple_animal/bot/bot.dm

@@ -562,7 +562,7 @@ Pass a positive integer as an argument to override a bot's default speed.
 		access_card = all_access //Give the bot all-access while under the AI's command.
 		if(client)
 			reset_access_timer_id = addtimer(CALLBACK (src, PROC_REF(bot_reset)), 600, TIMER_UNIQUE|TIMER_OVERRIDE|TIMER_STOPPABLE) //if the bot is player controlled, they get the extra access for a limited time
-			to_chat(src, "<span class='notice'><span class='big'>Priority waypoint set by [icon2html(calling_ai, src)] <b>[caller]</b>. Proceed to <b>[end_area]</b>.</span><br>[path.len-1] meters to destination. You have been granted additional door access for 60 seconds.</span>")
+			to_chat(src, "<span class='notice'><span class='big'>Priority waypoint set by [icon2html(calling_ai, src)] <b>[caller1]</b>. Proceed to <b>[end_area]</b>.</span><br>[path.len-1] meters to destination. You have been granted additional door access for 60 seconds.</span>")
 		if(message)
 			to_chat(calling_ai, "<span class='notice'>[icon2html(src, calling_ai)] [name] called to [end_area]. [path.len-1] meters to destination.</span>")
 		pathset = 1

code/modules/modular_computers/computers/item/computer.dm

@@ -308,7 +308,7 @@
  */
 
 /obj/item/modular_computer/proc/alert_call(datum/computer_file/program/caller1, alerttext, sound = 'sound/machines/twobeep_high.ogg')
-	if(!caller || !caller1.alert_able || caller1.alert_silenced || !alerttext) //Yeah, we're checking alert_able. No, you don't get to make alerts that the user can't silence.
+	if(!caller1 || !caller1.alert_able || caller1.alert_silenced || !alerttext) //Yeah, we're checking alert_able. No, you don't get to make alerts that the user can't silence.
 		return
 	playsound(src, sound, 50, TRUE)
 	visible_message(span_notice("The [src] displays a [caller1.filedesc] notification: [alerttext]"))

code/modules/modular_computers/computers/item/processor.dm

@@ -54,7 +54,7 @@
 	ui_interact(user)
 
 /obj/item/modular_computer/processor/alert_call(datum/computer_file/program/caller1, alerttext)
-	if(!caller || !caller1.alert_able || caller1.alert_silenced || !alerttext)
+	if(!caller1 || !caller1.alert_able || caller1.alert_silenced || !alerttext)
 		return
 	playsound(src, 'sound/machines/twobeep_high.ogg', 50, TRUE)
 	machinery_computer.visible_message(span_notice("The [src] displays a [caller1.filedesc] notification: [alerttext]"))

code/modules/modular_computers/computers/item/tablet.dm

@@ -226,7 +226,7 @@
 	return TRUE
 
 /obj/item/modular_computer/tablet/integrated/alert_call(datum/computer_file/program/caller1, alerttext, sound = 'sound/machines/twobeep_high.ogg')
-	if(!caller || !caller1.alert_able || caller1.alert_silenced || !alerttext) //Yeah, we're checking alert_able. No, you don't get to make alerts that the user can't silence.
+	if(!caller1 || !caller1.alert_able || caller1.alert_silenced || !alerttext) //Yeah, we're checking alert_able. No, you don't get to make alerts that the user can't silence.
 		return
 	borgo.playsound_local(src, sound, 50, TRUE)
 	to_chat(borgo, span_notice("The [src] displays a [caller1.filedesc] notification: [alerttext]"))