From e88366b01df9ce50067fd3eb5b34779ad6f95a24 Mon Sep 17 00:00:00 2001
From: sjplimp <sjplimp@f3b2605a-c512-4ea7-a41b-209d697bcdaa>
Date: Wed, 23 Mar 2011 14:02:57 +0000
Subject: [PATCH] git-svn-id: svn://svn.icms.temple.edu/lammps-ro/trunk@5813
 f3b2605a-c512-4ea7-a41b-209d697bcdaa

---
 src/fix_ave_atom.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/fix_ave_atom.cpp b/src/fix_ave_atom.cpp
index a6f81a72b3..cde0a62f61 100644
--- a/src/fix_ave_atom.cpp
+++ b/src/fix_ave_atom.cpp
@@ -397,7 +397,8 @@ void FixAveAtom::grow_arrays(int nmax)
   array = memory->grow_2d_double_array(array,nmax,nvalues,
 				       "fix_ave/atom:array");
   array_atom = array;
-  vector_atom = array[0];
+  if (array) vector_atom = array[0];
+  else vector_atom = NULL;
 }
 
 /* ----------------------------------------------------------------------