Fixed another stack of runtime errors.

git-svn-id: http://tgstation13.googlecode.com/svn/trunk@225 316c924e-a436-60f5-8080-3fe189b3f50e

code/WorkInProgress/Chemistry-Tools.dm

@@ -251,16 +251,16 @@
 
 						del(D)
 						return
+					if(D)
+						for(var/atom/A in D.loc)
+							if(A == user) continue
+							if(A.density) del(D)
 
-					for(var/atom/A in D.loc)
-						if(A == user) continue
-						if(A.density) del(D)
+						sleep(1)
+					if(D)
+						spawn(10) del(D)
 
-					sleep(1)
-
-				spawn(10) del(D)
-
-				return
+					return
 
 
 
@@ -735,10 +735,11 @@
 		if(istype(M, /mob/living/carbon/human))
 			if(M == user)
 				M << "\blue You take a bite of [src]."
-				if(reagents.total_volume)
-					reagents.reaction(M, INGEST)
-					spawn(5)
-						reagents.trans_to(M, reagents.total_volume)
+				if(reagents)
+					if(reagents.total_volume)
+						reagents.reaction(M, INGEST)
+						spawn(5)
+							reagents.trans_to(M, reagents.total_volume)
 				src.amount--
 				playsound(M.loc,'eatfood.ogg', rand(10,50), 1)
 				M.nutrition += src.heal_amt * 10
@@ -760,11 +761,11 @@
 				if(!do_mob(user, M)) return
 				for(var/mob/O in viewers(world.view, user))
 					O.show_message("\red [user] feeds [M] [src].", 1)
-
-				if(reagents.total_volume)
-					reagents.reaction(M, INGEST)
-					spawn(5)
-						reagents.trans_to(M, reagents.total_volume)
+				if(reagents)
+					if(reagents.total_volume)
+						reagents.reaction(M, INGEST)
+						spawn(5)
+							reagents.trans_to(M, reagents.total_volume)
 				src.amount--
 				playsound(M.loc, 'eatfood.ogg', rand(10,50), 1)
 				M.nutrition += src.heal_amt * 10

code/game/gamemodes/intercept_report.dm

@@ -93,7 +93,8 @@
 	var/prob_right_dude = rand(prob_correct_person_lower, prob_correct_person_higher)
 	var/prob_right_job = rand(prob_correct_job_lower, prob_correct_job_higher)
 	if(prob(prob_right_job))
-		traitor_job = correct_mob:assigned_role
+		if (correct_mob)
+			traitor_job = correct_mob:assigned_role
 	else
 		var/list/job_tmp = get_all_jobs()
 		job_tmp.Remove("Captain", "Security Officer", "Detective", "Head Of Security", "Head of Personnel", "Chief Engineer", "Research Director")

code/game/machinery/autolathe.dm

@@ -21,11 +21,12 @@
 	if (istype(O, /obj/item/weapon/sheet/metal))
 		if (src.m_amount < 150000.0)
 			spawn(16) {
-				flick("autolathe_c",src)
-				src.m_amount += O:height * O:width * O:length * 100000.0
-				O:amount--
-				if (O:amount < 1)
-					del(O)
+				if (O)
+					flick("autolathe_c",src)
+					src.m_amount += O:height * O:width * O:length * 100000.0
+					O:amount--
+					if (O:amount < 1)
+						del(O)
 			}
 		else
 			user << "The autolathe is full. Please remove metal from the autolathe in order to insert more."

code/game/machinery/camera.dm

@@ -187,14 +187,15 @@
 		user.machine = null
 		return 0
 
-	if ((get_dist(user, src) > 1 || user.machine != src || user.blinded || !( user.canmove ) || !( C.status )) && (!istype(user, /mob/living/silicon/ai)))
-		return 0
-	else
-		src.current = C
-		use_power(50)
+	if (C)
+		if ((get_dist(user, src) > 1 || user.machine != src || user.blinded || !( user.canmove ) || !( C.status )) && (!istype(user, /mob/living/silicon/ai)))
+			return 0
+		else
+			src.current = C
+			use_power(50)
 
-		spawn( 5 )
-			attack_hand(user)
+			spawn( 5 )
+				attack_hand(user)
 
 /mob/living/silicon/ai/attack_ai(var/mob/user as mob)
 	if (user != src)

code/game/objects/alien/facehugger.dm

@@ -324,7 +324,8 @@
 							for(var/atom/A in get_turf(weed))
 								if(A.density) continue find_weeds
 							the_weeds += weed
-					W = pick(the_weeds)
+					if(the_weeds.len)
+						W = pick(the_weeds)
 
 				if(W)
 					path_idle(W)

code/game/objects/weapons.dm

@@ -94,7 +94,8 @@
 	..()
 
 /obj/item/assembly/time_ignite/attack_self(mob/user as mob)
-	src.part1.attack_self(user, src.status)
+	if (src.part1)
+		src.part1.attack_self(user, src.status)
 	src.add_fingerprint(user)
 	return
 

code/modules/admin/admin.dm

@@ -1276,8 +1276,9 @@ var/showadminmessages = 1
 				if("showgm")
 					if(!ticker)
 						alert("The game hasn't started yet!")
-					else
+					else if (ticker.mode)
 						alert("The game mode is [ticker.mode.name]")
+					else alert("For some reason there's a ticker, but not a game mode")
 				if("manifest")
 					var/dat = "<B>Showing Crew Manifest.</B><HR>"
 					dat += "<table cellspacing=5><tr><th>Name</th><th>Position</th></tr>"

code/modules/mob/living/carbon/alien/humanoid/death.dm

@@ -33,7 +33,8 @@
 					src.verbs += /mob/proc/ghostize
 
 	var/tod = time2text(world.realtime,"hh:mm:ss") //weasellos time of death patch
-	mind.store_memory("Time of death: [tod]", 0)
+	if (mind) mind.store_memory("Time of death: [tod]", 0)
+	else src << "We seem to have misplaced your mind datum, so we can't add this to your memory, but you died at [tod]"
 
 	var/cancel
 	for (var/mob/M in world)

code/modules/mob/mob.dm

@@ -1196,8 +1196,10 @@
 
 /mob/verb/memory()
 	set name = "Notes"
-
-	mind.show_memory(src)
+	if(mind)
+		mind.show_memory(src)
+	else
+		src << "The game appears to have misplaced your mind datum, so we can't show you your notes."
 
 /mob/verb/add_memory(msg as message)
 	set name = "Add Note"
@@ -1374,7 +1376,8 @@
 //					world << "comparing [B.current] to [eye]"
 					if (B.current == eye)
 						for (var/mob/living/silicon/decoy/D in world)
-							eye = D
+							if (eye)
+								eye = D
 		if (eye)
 			src.client.eye = eye
 		else