Merge pull request #3269 from VOREStation/aro-runtimes

Fixes several runtimes

code/modules/projectiles/projectile.dm

@@ -393,7 +393,7 @@
 				P.activate()
 
 /obj/item/projectile/proc/impact_effect(var/matrix/M)
-	if(ispath(tracer_type))
+	if(ispath(tracer_type) && location)
 		var/obj/effect/projectile/P = new impact_type(location.loc)
 
 		if(istype(P))

code/modules/reagents/reagent_containers/food/snacks.dm

@@ -48,7 +48,7 @@
 	return
 
 /obj/item/weapon/reagent_containers/food/snacks/attack(mob/M as mob, mob/user as mob, def_zone)
-	if(!reagents.total_volume)
+	if(reagents && !reagents.total_volume)
 		user << "<span class='danger'>None of [src] left!</span>"
 		user.drop_from_inventory(src)
 		qdel(src)

code/modules/reagents/reagent_containers/syringes_vr.dm

@@ -29,7 +29,8 @@
 	LAZYINITLIST(targets)
 
 	//We can't keep a mob reference, that's a bad idea, so instead name+ref should suffice.
-	var/hash = md5(target.real_name + "\ref[target]")
+	var/name_to_use = ismob(target) ? target.real_name : target.name
+	var/hash = md5(name_to_use + "\ref[target]")
 
 	//Just once!
 	targets |= hash

code/modules/vore/resizing/holder_micro_vr.dm

@@ -6,7 +6,7 @@
 	icon_state = "micro"
 	slot_flags = SLOT_FEET | SLOT_HEAD | SLOT_ID
 	w_class = ITEMSIZE_SMALL
-	item_icons = null 	// Override value from parent. We don't have magic sprites.
+	item_icons = list() // No in-hand sprites (for now, anyway, we could totally add some)
 	pixel_y = 0			// Override value from parent.
 
 /obj/item/weapon/holder/micro/examine(var/mob/user)