From 2141d8cc7bbb4c0ed7eeedcc4b39a8dd98667906 Mon Sep 17 00:00:00 2001
From: "n3ophyt3@gmail.com"
 <n3ophyt3@gmail.com@316c924e-a436-60f5-8080-3fe189b3f50e>
Date: Fri, 4 Mar 2011 02:49:18 +0000
Subject: [PATCH] More runtime error fixage.

git-svn-id: http://tgstation13.googlecode.com/svn/trunk@1157 316c924e-a436-60f5-8080-3fe189b3f50e
---
 code/WorkInProgress/Chemistry-Tools.dm | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/code/WorkInProgress/Chemistry-Tools.dm b/code/WorkInProgress/Chemistry-Tools.dm
index 02f70efd72e..52f61ce8a4b 100644
--- a/code/WorkInProgress/Chemistry-Tools.dm
+++ b/code/WorkInProgress/Chemistry-Tools.dm
@@ -620,6 +620,9 @@
 						var/amount = src.reagents.maximum_volume - src.reagents.total_volume
 						var/mob/living/carbon/T = target
 						var/datum/reagent/B = new /datum/reagent/blood
+						if(!T.dna)
+							usr << "You are unable to locate any blood. (To be specific, your target seems to be missing their DNA datum)"
+							return
 						B.holder = src
 						B.volume = amount
 						//set reagent data