Fixed another stack of runtime errors.

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

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