From 43a80ef7df941b3e0fb7cf85dae0445f21bce5c5 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Uwe=20St=C3=B6hr?= <uwestoehr@lyx.org>
Date: Wed, 4 Nov 2015 02:18:28 +0100
Subject: [PATCH] lyx_2_2.py: add a safe guard

---
 lib/lyx2lyx/lyx_2_2.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/lib/lyx2lyx/lyx_2_2.py b/lib/lyx2lyx/lyx_2_2.py
index 5bcf395a18..ccc4b4455b 100644
--- a/lib/lyx2lyx/lyx_2_2.py
+++ b/lib/lyx2lyx/lyx_2_2.py
@@ -1997,6 +1997,9 @@ def convert_moderncv(document):
 
 def revert_achemso(document):
   " Reverts the flex inset Latin to TeX code "
+  
+  if document.textclass != "achemso":
+    return
   i = 0
   j = 0
   while True: