From 9127ac0d5ba704b57d9ea7444c687ae0ad6cf1dd Mon Sep 17 00:00:00 2001
From: sjplimp <sjplimp@f3b2605a-c512-4ea7-a41b-209d697bcdaa>
Date: Wed, 1 Apr 2015 20:52:33 +0000
Subject: [PATCH] git-svn-id: svn://svn.icms.temple.edu/lammps-ro/trunk@13357
 f3b2605a-c512-4ea7-a41b-209d697bcdaa

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

diff --git a/src/fix_property_atom.cpp b/src/fix_property_atom.cpp
index 5668b62aaa..482c57c8a2 100644
--- a/src/fix_property_atom.cpp
+++ b/src/fix_property_atom.cpp
@@ -15,6 +15,7 @@
 #include "string.h"
 #include "fix_property_atom.h"
 #include "atom.h"
+#include "comm.h"
 #include "memory.h"
 #include "error.h"
 
@@ -99,6 +100,17 @@ FixPropertyAtom::FixPropertyAtom(LAMMPS *lmp, int narg, char **arg) :
 
   if (border) comm_border = nvalue;
 
+  // warn if mol or charge keyword used without ghost yes
+
+  if (border == 0) {
+    int flag = 0;
+    for (int i = 0; i < nvalue; i++)
+      if (style[i] == MOLECULE || style[i] == CHARGE) flag = 1;
+    if (flag && comm->me == 0) 
+      error->warning(FLERR,"Fix property/atom mol or charge w/out "
+                     "ghost communication");
+  }
+
   // store current atom style
 
   int n = strlen(atom->atom_style) + 1;