From ce0b2557470ecb7c92719645293cb00785fe48bc Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Leonel=20C=C3=A2mara?= <leonelcamara@gmail.com>
Date: Sun, 16 Jul 2017 17:59:52 +0100
Subject: [PATCH] Fixes #1672

---
 gluon/sqlhtml.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/gluon/sqlhtml.py b/gluon/sqlhtml.py
index dfdc1d10..0468c0f7 100644
--- a/gluon/sqlhtml.py
+++ b/gluon/sqlhtml.py
@@ -1919,7 +1919,7 @@ class SQLFORM(FORM):
         if 'table_name' in attributes:
             del attributes['table_name']
 
-        return SQLFORM(DAL(None).define_table(table_name, *fields),
+        return SQLFORM(DAL(None).define_table(table_name, *[field.clone() for field in fields]),
                        **attributes)
 
     @staticmethod