Removing a troublesome argument from organ/Remove() in favor or using the 'owner' variable

code/modules/mining/equipment/regenerative_core.dm

@@ -111,8 +111,8 @@
 		preserved(TRUE)
 		owner.visible_message("<span class='notice'>[src] stabilizes as it's inserted.</span>")
 
-/obj/item/organ/regenerative_core/Remove(mob/living/carbon/M, special = 0)
-	if(!inert && !special)
+/obj/item/organ/regenerative_core/Remove(special = FALSE)
+	if(!inert && !special && !QDELETED(owner))
 		owner.visible_message("<span class='notice'>[src] rapidly decays as it's removed.</span>")
 		go_inert()
 	return ..()