diff --git a/healthcareio/export/export.py b/healthcareio/export/export.py
index 3aec84d..f520d6f 100644
--- a/healthcareio/export/export.py
+++ b/healthcareio/export/export.py
@@ -125,7 +125,7 @@ def meta(config) :
 def create (**_args) :
     skip = [] if 'skip' not in _args else _args['skip']
     fields =  ([_args['key']] if 'key' in _args else []) + _args['fields']
-    fields = ['_id'] + fields
+    fields = ['_id'] + list(set(fields))
     table = _args['table'] 
     sql = ['CREATE TABLE :table ',"(",",\n".join(["\t".join(["\t",name,"VARCHAR(125)"]) for name in fields]),")"]
     return " ".join(sql)
diff --git a/healthcareio/export/workers.py b/healthcareio/export/workers.py
index 177909c..7b65b09 100644
--- a/healthcareio/export/workers.py
+++ b/healthcareio/export/workers.py
@@ -128,7 +128,7 @@ class CreateSQL(Worker) :
         # log = {"context":self.name(),"args":{"table":self._info['args']['table'],"sql":self._sql}}
         log = {"context":self.name(),"args":{"table":sqltable,"sql":self._sql.replace(":table",sqltable)}}
         try:
-           
+            
             
             writer  = transport.factory.instance(**self._info)            
             writer.apply(self._sql.replace(":table",sqltable))
diff --git a/healthcareio/x12/__init__.py b/healthcareio/x12/__init__.py
index 1040210..0677ec0 100644
--- a/healthcareio/x12/__init__.py
+++ b/healthcareio/x12/__init__.py
@@ -422,7 +422,13 @@ class Parser (Process):
                             # else:
                             #     value[label].append(tmp)    
                                         
-                        tmp['_index'] = len(value[label]) -1 
+                        if '_index' not in tmp :
+                            #
+                            # In case we asked it to be overriden, then this will not apply
+                            # X12  occasionally requires references to other elements in a loop (alas)
+                            #
+                            tmp['_index'] = len(value[label]) -1 
+                        
                     elif 'field' in _info :
                                            
                         name = _info['field']
diff --git a/setup.py b/setup.py
index 150e22f..f60532b 100644
--- a/setup.py
+++ b/setup.py
@@ -8,7 +8,7 @@ import sys
 def read(fname):
     return open(os.path.join(os.path.dirname(__file__), fname)).read() 
 args = {
-    "name":"healthcareio","version":"1.6.3.3",
+    "name":"healthcareio","version":"1.6.3.4",
     "author":"Vanderbilt University Medical Center",
     "author_email":"steve.l.nyemba@vumc.org",
     "include_package_data":True,