diff --git a/addons/account/account.py b/addons/account/account.py
index d80c77df52c..997fe2b3c59 100644
--- a/addons/account/account.py
+++ b/addons/account/account.py
@@ -832,7 +832,6 @@ class account_move(osv.osv):
         if 'line_id' in vals:
             c = context.copy()
             c['novalidate'] = True
-            print 'XXXXXXXXXXXXXXXXXXX : ',vals
             result = super(account_move, self).create(cr, uid, vals, c)
             self.validate(cr, uid, [result], context)
         else:
diff --git a/addons/account/account_move_line.py b/addons/account/account_move_line.py
index ef63c5e6890..be15a444ad7 100644
--- a/addons/account/account_move_line.py
+++ b/addons/account/account_move_line.py
@@ -728,7 +728,6 @@ class account_move_line(osv.osv):
         if vals.get('date', False):
             todo_date = vals['date']
             del vals['date']
-        print 'Writing', vals, 'to move_line', ids
         result = super(account_move_line, self).write(cr, uid, ids, vals, context)
 
         if check:
diff --git a/addons/account/invoice.py b/addons/account/invoice.py
index b1694169646..3987d190f16 100644
--- a/addons/account/invoice.py
+++ b/addons/account/invoice.py
@@ -618,7 +618,7 @@ class account_invoice(osv.osv):
                     i[2]['period_id'] = period_id
 
             if not 'name' in move:
-                move['name'] = inv.name
+                move['name'] = inv.name or '/'
 
             move_id = self.pool.get('account.move').create(cr, uid, move)
             new_move_name = self.pool.get('account.move').browse(cr, uid, move_id).name
diff --git a/addons/account/report/invoice.rml b/addons/account/report/invoice.rml
index 6247ca00818..e1a65319898 100644
--- a/addons/account/report/invoice.rml
+++ b/addons/account/report/invoice.rml
@@ -327,7 +327,7 @@
             <para style="terp_default_9">[[ l.name ]]</para>
           </td>
           <td>
-            <para style="terp_default_9">[[ ', '.join([lt.name for lt in l.invoice_line_tax_id]) or '0.00' ]]</para>
+            <para style="terp_default_9">[[ ', '.join([lt.name for lt in l.invoice_line_tax_id]) or '' ]]</para>
           </td>
           <td>
             <para style="terp_default_Right_9">[[ formatLang(l.quantity) or '0.00' ]]</para>
@@ -463,7 +463,7 @@
     <blockTable colWidths="530.0" style="Table_Main_Table">
       <tr>
         <td>
-          <para style="terp_default_8">[[ format(o.amount_tax  or removeParentNode('blockTable')) ]]</para>
+          <!-- <para style="terp_default_8">[[ format(o.amount_tax  or removeParentNode('blockTable')) ]]</para> -->
           <blockTable colWidths="54.0,58.0,67.0" style="Table_Tax_Header">
             <tr>
               <td>
@@ -491,10 +491,10 @@
                 <para style="terp_default_Centre_8">[[ t.name ]]</para>
               </td>
               <td>
-                <para style="terp_default_Right_8">[[ formatLang(t.base) ]]</para>
+                <para style="terp_default_Right_8">[[ formatLang(t.base) or '0.00' ]]</para>
               </td>
               <td>
-                <para style="terp_default_Right_8">[[ formatLang(t.amount) or  0.00 ]]</para>
+                <para style="terp_default_Right_8">[[ formatLang(t.amount) or  '0.00'  ]]</para>
               </td>
             </tr>
           </blockTable>
@@ -559,4 +559,4 @@
       <font color="white"> </font>
     </para>
   </story>
-</document>
+</document>
\ No newline at end of file