diff --git a/bt5/erp5_invoicing/SkinTemplateItem/portal_skins/erp5_invoicing/Invoice_viewFieldLibrary/listbox_total_price.xml b/bt5/erp5_invoicing/SkinTemplateItem/portal_skins/erp5_invoicing/Invoice_viewFieldLibrary/listbox_total_price.xml
index 7ce7bac338fdf7df6e8a3aa1854ce046cb312394..02ea2ca586e580e4789e7eed2de4917b08d909ab 100644
--- a/bt5/erp5_invoicing/SkinTemplateItem/portal_skins/erp5_invoicing/Invoice_viewFieldLibrary/listbox_total_price.xml
+++ b/bt5/erp5_invoicing/SkinTemplateItem/portal_skins/erp5_invoicing/Invoice_viewFieldLibrary/listbox_total_price.xml
@@ -13,6 +13,7 @@
             <key> <string>delegated_list</string> </key>
             <value>
               <list>
+                <string>default</string>
                 <string>enabled</string>
               </list>
             </value>
@@ -55,6 +56,16 @@
             <key> <string>tales</string> </key>
             <value>
               <dictionary>
+                <item>
+                    <key> <string>default</string> </key>
+                    <value>
+                      <persistent> <string encoding="base64">AAAAAAAAAAI=</string> </persistent>
+                    </value>
+                </item>
+                <item>
+                    <key> <string>enabled</string> </key>
+                    <value> <string></string> </value>
+                </item>
                 <item>
                     <key> <string>field_id</string> </key>
                     <value> <string></string> </value>
@@ -74,6 +85,10 @@
             <key> <string>values</string> </key>
             <value>
               <dictionary>
+                <item>
+                    <key> <string>default</string> </key>
+                    <value> <string></string> </value>
+                </item>
                 <item>
                     <key> <string>enabled</string> </key>
                     <value> <int>1</int> </value>
@@ -96,4 +111,20 @@
       </dictionary>
     </pickle>
   </record>
+  <record id="2" aka="AAAAAAAAAAI=">
+    <pickle>
+      <tuple>
+        <global name="TALESMethod" module="Products.Formulator.TALESField"/>
+        <tuple/>
+      </tuple>
+    </pickle>
+    <pickle>
+      <dictionary>
+        <item>
+            <key> <string>_text</string> </key>
+            <value> <string>python:cell.getTotalPrice(fast=0)</string> </value>
+        </item>
+      </dictionary>
+    </pickle>
+  </record>
 </ZopeData>
diff --git a/bt5/erp5_invoicing/SkinTemplateItem/portal_skins/erp5_invoicing/Invoice_viewFieldLibrary/listbox_total_quantity.xml b/bt5/erp5_invoicing/SkinTemplateItem/portal_skins/erp5_invoicing/Invoice_viewFieldLibrary/listbox_total_quantity.xml
index b4d7922eec87ade85ec1ba58ddd5735c5c26947f..0c83aeca40221c50cd8078878f32b5abf3983a6b 100644
--- a/bt5/erp5_invoicing/SkinTemplateItem/portal_skins/erp5_invoicing/Invoice_viewFieldLibrary/listbox_total_quantity.xml
+++ b/bt5/erp5_invoicing/SkinTemplateItem/portal_skins/erp5_invoicing/Invoice_viewFieldLibrary/listbox_total_quantity.xml
@@ -13,6 +13,7 @@
             <key> <string>delegated_list</string> </key>
             <value>
               <list>
+                <string>default</string>
                 <string>enabled</string>
               </list>
             </value>
@@ -55,6 +56,16 @@
             <key> <string>tales</string> </key>
             <value>
               <dictionary>
+                <item>
+                    <key> <string>default</string> </key>
+                    <value>
+                      <persistent> <string encoding="base64">AAAAAAAAAAI=</string> </persistent>
+                    </value>
+                </item>
+                <item>
+                    <key> <string>enabled</string> </key>
+                    <value> <string></string> </value>
+                </item>
                 <item>
                     <key> <string>field_id</string> </key>
                     <value> <string></string> </value>
@@ -74,6 +85,10 @@
             <key> <string>values</string> </key>
             <value>
               <dictionary>
+                <item>
+                    <key> <string>default</string> </key>
+                    <value> <string></string> </value>
+                </item>
                 <item>
                     <key> <string>enabled</string> </key>
                     <value> <int>1</int> </value>
@@ -96,4 +111,20 @@
       </dictionary>
     </pickle>
   </record>
+  <record id="2" aka="AAAAAAAAAAI=">
+    <pickle>
+      <tuple>
+        <global name="TALESMethod" module="Products.Formulator.TALESField"/>
+        <tuple/>
+      </tuple>
+    </pickle>
+    <pickle>
+      <dictionary>
+        <item>
+            <key> <string>_text</string> </key>
+            <value> <string>python:cell.getTotalQuantity(fast=0)</string> </value>
+        </item>
+      </dictionary>
+    </pickle>
+  </record>
 </ZopeData>
diff --git a/bt5/erp5_invoicing/bt/change_log b/bt5/erp5_invoicing/bt/change_log
index 34bbd34496b4010926790a6b4ea478c3ec29c8d2..7394e9b5257fe69c2fb3868fca7a68dc9631f26e 100644
--- a/bt5/erp5_invoicing/bt/change_log
+++ b/bt5/erp5_invoicing/bt/change_log
@@ -1,3 +1,6 @@
+2009-02-03 yo
+* Editable fields must use "cell" instead of "here" in the tales expressions, so they may not use proxy fields created for my_* intact. Due to this error, total_price and total_quantity could be wrongly displayed.
+
 2009-01-27 yusei
 * Added invoice_transmission_mode category.
 
diff --git a/bt5/erp5_invoicing/bt/revision b/bt5/erp5_invoicing/bt/revision
index 412965750910b48d20bc79b925a1cc30685a9d64..fb351815657b5e2d423f156c000b624c3a74b73d 100644
--- a/bt5/erp5_invoicing/bt/revision
+++ b/bt5/erp5_invoicing/bt/revision
@@ -1 +1 @@
-196
\ No newline at end of file
+197
\ No newline at end of file