Runtime Fixes (#1456)

Fixes a variety of simple runtime errors

code/_onclick/hud/screen_objects.dm

@@ -270,7 +270,7 @@
 								tankcheck = list (H.s_store, C.back, H.belt, C.r_hand, C.l_hand, H.l_store, H.r_store)
 								if(H.species.has_organ["phoron reserve tank"])
 									var/obj/item/organ/vaurca/preserve/preserve = H.internal_organs_by_name["phoron reserve tank"]
-									if(preserve.air_contents)
+									if(preserve && preserve.air_contents)
 										from = "in"
 										nicename |= "sternum"
 										tankcheck |= preserve

code/game/machinery/doors/airlock.dm

@@ -569,7 +569,7 @@ About the new airlock wires panel:
 		else if (health < maxhealth * 3/4 && !(stat & NOPOWER))
 			overlays += image(icon, "sparks_damaged")
 
-		if (hashatch)
+		if (hatch_image)
 			if (hatchstate)
 				hatch_image.icon_state = "[hatchstyle]_open"
 			else

code/game/objects/items/weapons/gift_wrappaper.dm

@@ -316,7 +316,8 @@
 
 	var/atom/movable/I = new gift_type(M)
 	M.remove_from_mob(src)
-	M.put_in_hands(I)
+	if (!M.put_in_hands(I))
+		M.forceMove(get_turf(src))
 	M << "<span class='notice'>You open the gift, revealing your new [I.name]! Just what you always wanted!</span>"
 	qdel(src)
 	return

code/modules/events/event.dm

@@ -156,9 +156,12 @@
 /datum/event/New(var/datum/event_meta/EM = null, var/is_dummy = 0)
 	dummy = is_dummy
 	event_meta = EM
-	severity = event_meta.severity
-	if(severity < EVENT_LEVEL_MUNDANE) severity = EVENT_LEVEL_MUNDANE
-	if(severity > EVENT_LEVEL_MAJOR) severity = EVENT_LEVEL_MAJOR
+	if (event_meta)
+		severity = event_meta.severity
+		if(severity < EVENT_LEVEL_MUNDANE) severity = EVENT_LEVEL_MUNDANE
+		if(severity > EVENT_LEVEL_MAJOR) severity = EVENT_LEVEL_MAJOR
+	else
+		severity = EVENT_LEVEL_MODERATE//Fixes runtime errors with admin triggered events
 
 	if (dummy)
 		return

code/modules/mob/inventory.dm

@@ -131,8 +131,9 @@ var/list/slot_equipment_priority = list( \
 //If both fail it drops it on the floor and returns 0.
 //This is probably the main one you need to know :)
 /mob/proc/put_in_hands(var/obj/item/W)
-	if(!W)
+	if(!W || !istype(W))
 		return 0
+
 	W.forceMove(get_turf(src))
 	W.layer = initial(W.layer)
 	W.dropped()

code/modules/organs/organ.dm

@@ -290,6 +290,9 @@ var/list/organ_cache = list()
 	loc = get_turf(owner)
 	processing_objects |= src
 	rejecting = null
+	if (!reagents)
+		create_reagents(5)
+
 	var/datum/reagent/blood/organ_blood = locate(/datum/reagent/blood) in reagents.reagent_list
 	if(!organ_blood || !organ_blood.data["blood_DNA"])
 		owner.vessel.trans_to(src, 5, 1, 1)