From cafa5783095d632bf9cd524a087640f20e64da6c Mon Sep 17 00:00:00 2001
From: sjplimp <sjplimp@f3b2605a-c512-4ea7-a41b-209d697bcdaa>
Date: Tue, 28 Jan 2014 22:39:20 +0000
Subject: [PATCH] git-svn-id: svn://svn.icms.temple.edu/lammps-ro/trunk@11359
 f3b2605a-c512-4ea7-a41b-209d697bcdaa

---
 src/atom.cpp | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/atom.cpp b/src/atom.cpp
index 5bb9d0680f..98d199a013 100644
--- a/src/atom.cpp
+++ b/src/atom.cpp
@@ -343,11 +343,14 @@ void Atom::create_avec(const char *style, int narg, char **arg, char *suffix)
     strcpy(atom_style,style);
   }
 
-  // if molecular system, atom IDs must be defined
+  // if molecular system:
+  // atom IDs must be defined
+  // force atom map to be created, style will reset by map_init()
 
   molecular = avec->molecular;
   if (molecular && tag_enable == 0)
     error->all(FLERR,"Atom IDs must be used for molecular systems");
+  if (molecular) map_style = 1;
 }
 
 /* ----------------------------------------------------------------------