diff --git a/code/__HELPERS/radiation.dm b/code/__HELPERS/radiation.dm
index 06b06c70..320600e7 100644
--- a/code/__HELPERS/radiation.dm
+++ b/code/__HELPERS/radiation.dm
@@ -27,6 +27,8 @@
 /proc/radiation_pulse(atom/source, intensity, range_modifier, log=FALSE, can_contaminate=TRUE)
 	if(!SSradiation.can_fire)
 		return
+	if(!source)
+		return // make sure we have a source. If we don't, just return.
 	if(istype(get_turf(source), /turf/open/pool))
 		var/turf/open/pool/PL = get_turf(source)
 		if(PL.filled == TRUE)
diff --git a/hyperstation/code/modules/power/reactor/rbmk.dm b/hyperstation/code/modules/power/reactor/rbmk.dm
index 713f37b6..5f466648 100644
--- a/hyperstation/code/modules/power/reactor/rbmk.dm
+++ b/hyperstation/code/modules/power/reactor/rbmk.dm
@@ -461,7 +461,7 @@ The reactor CHEWS through moderator. It does not do this slowly. Be very careful
 	update_icon()
 	STOP_PROCESSING(SSmachines, src)
 	icon_state = "reactor_slagged"
-	AddComponent(/datum/component/radioactive, 15000 , src)
+	AddComponent(/datum/component/radioactive, 15000 , src, 0)
 	var/obj/effect/landmark/nuclear_waste_spawner/NSW = new /obj/effect/landmark/nuclear_waste_spawner/strong(get_turf(src))
 	relay('hyperstation/sound/effects/rbmk/meltdown.ogg', "<span class='userdanger'>You hear a horrible metallic hissing.</span>")
 	stop_relay(CHANNEL_REACTOR_ALERT)