Adiphazard & Permafat fix

Adipohazard no longer tries to fatten up non-carbon pulled or pulled by objects
Permafat no longer tries to save without a client

GainStation13/code/datums/mutations/adipohazard.dm

@@ -1,6 +1,3 @@
-
-//There was a runtime error. Look into it
-
 /datum/mutation/human/adipohazard
 	name = "Adipohazard"
 	desc = "A mutation that causes swelling upon touching the mutated person."
@@ -14,7 +11,7 @@
 
 /datum/mutation/human/adipohazard/on_life()
 	. = ..()
-	if(owner.pulledby != null)
+	if(owner.pulledby != null && iscarbon(owner.pulledby))
 		var/mob/living/carbon/C = owner.pulledby
 		var/pwr = GET_MUTATION_POWER(src)
 		C.adjust_fatness(get_fatness_bonus(owner) + (fat_add * pwr), FATTENING_TYPE_RADIATIONS)
@@ -23,7 +20,7 @@
 		if(prob(5))
 			var/add_text = pick("You feel softer.", "[owner] feels warm to the touch", "It's so nice to touch [owner].", "You don't want to let go of [owner].")
 			to_chat(C, "<span class='notice'>[add_text]</span>")
-	if(owner.pulling != null)
+	if(owner.pulling != null && iscarbon(owner.pulling))
 		var/mob/living/carbon/C = owner.pulling
 		var/pwr = GET_MUTATION_POWER(src)
 		C.adjust_fatness(get_fatness_bonus(owner) + (fat_add * pwr), FATTENING_TYPE_RADIATIONS)

GainStation13/code/mechanics/permanent_fat.dm

@@ -4,7 +4,7 @@
 
 /mob/living/carbon/proc/perma_fat_save()
 	var/key = savekey
-	if(!key)
+	if(!key || !client)
 		return FALSE
 	var/filename = "preferences.sav"
 	var/path = "data/player_saves/[key[1]]/[key]/[filename]"