From 7c8c468fbb37e5fc4d9b27d376b06674fb8e9187 Mon Sep 17 00:00:00 2001
From: sjplimp <sjplimp@f3b2605a-c512-4ea7-a41b-209d697bcdaa>
Date: Thu, 1 May 2014 17:55:20 +0000
Subject: [PATCH] git-svn-id: svn://svn.icms.temple.edu/lammps-ro/trunk@11871
 f3b2605a-c512-4ea7-a41b-209d697bcdaa

---
 src/fix_move.cpp | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/src/fix_move.cpp b/src/fix_move.cpp
index c39646fee0..120afdab73 100644
--- a/src/fix_move.cpp
+++ b/src/fix_move.cpp
@@ -583,31 +583,43 @@ void FixMove::initial_integrate(int vflag)
       if (xvarstyle == EQUAL) dx = input->variable->compute_equal(xvar);
       else if (displace)
         input->variable->compute_atom(xvar,igroup,&displace[0][0],3,0);
+      else 
+        input->variable->compute_atom(xvar,igroup,NULL,3,0);
     }
     if (yvarstr) {
       if (yvarstyle == EQUAL) dy = input->variable->compute_equal(yvar);
       else if (displace)
         input->variable->compute_atom(yvar,igroup,&displace[0][1],3,0);
+      else
+        input->variable->compute_atom(yvar,igroup,NULL,3,0);
     }
     if (zvarstr) {
       if (zvarstyle == EQUAL) dz = input->variable->compute_equal(zvar);
       else if (displace)
         input->variable->compute_atom(zvar,igroup,&displace[0][2],3,0);
+      else
+        input->variable->compute_atom(zvar,igroup,NULL,3,0);
     }
     if (vxvarstr) {
       if (vxvarstyle == EQUAL) vx = input->variable->compute_equal(vxvar);
       else if (velocity)
         input->variable->compute_atom(vxvar,igroup,&velocity[0][0],3,0);
+      else
+        input->variable->compute_atom(vxvar,igroup,NULL,3,0);
     }
     if (vyvarstr) {
       if (vyvarstyle == EQUAL) vy = input->variable->compute_equal(vyvar);
       else if (velocity)
         input->variable->compute_atom(vyvar,igroup,&velocity[0][1],3,0);
+      else
+        input->variable->compute_atom(vyvar,igroup,NULL,3,0);
     }
     if (vzvarstr) {
       if (vzvarstyle == EQUAL) vz = input->variable->compute_equal(vzvar);
       else if (velocity)
         input->variable->compute_atom(vzvar,igroup,&velocity[0][2],3,0);
+      else
+        input->variable->compute_atom(vzvar,igroup,NULL,3,0);
     }
 
     modify->addstep_compute(update->ntimestep + 1);