diff --git a/bt5/erp5_forge/SkinTemplateItem/portal_skins/erp5_toolbox/BaseType_copyRoleList.xml b/bt5/erp5_forge/SkinTemplateItem/portal_skins/erp5_toolbox/BaseType_copyRoleList.xml
index ed98344ba2becf1e6f1773195e29801aa8d29452..f14accfd699756a93516328f69bb1332f6c8a314 100644
--- a/bt5/erp5_forge/SkinTemplateItem/portal_skins/erp5_toolbox/BaseType_copyRoleList.xml
+++ b/bt5/erp5_forge/SkinTemplateItem/portal_skins/erp5_toolbox/BaseType_copyRoleList.xml
@@ -2,10 +2,7 @@
 <ZopeData>
   <record id="1" aka="AAAAAAAAAAE=">
     <pickle>
-      <tuple>
-        <global name="PythonScript" module="Products.PythonScripts.PythonScript"/>
-        <tuple/>
-      </tuple>
+      <global name="PythonScript" module="Products.PythonScripts.PythonScript"/>
     </pickle>
     <pickle>
       <dictionary>
@@ -57,7 +54,7 @@
 cb_data = context.manage_copyObjects(\n
      ids=[r.getId() for r in context.contentValues(portal_type=\'Role Information\')])\n
 \n
-if portal_type_group_list:\n
+if portal_type_group_list is not None:\n
   for ti in context.portal_types.contentValues():\n
     if ti == context or ti.getId() in portal_type_list:\n
       continue\n
@@ -87,7 +84,7 @@ return context.Base_redirect(form_id,\n
         </item>
         <item>
             <key> <string>_params</string> </key>
-            <value> <string>remove_existing_roles, portal_type_list, portal_type_group_list, form_id=\'view\', **kw</string> </value>
+            <value> <string>remove_existing_roles, portal_type_list, portal_type_group_list=None, form_id=\'view\', **kw</string> </value>
         </item>
         <item>
             <key> <string>errors</string> </key>
@@ -127,6 +124,7 @@ return context.Base_redirect(form_id,\n
                             <string>_getiter_</string>
                             <string>r</string>
                             <string>cb_data</string>
+                            <string>None</string>
                             <string>ti</string>
                             <string>group</string>
                             <string>_getitem_</string>
@@ -144,6 +142,7 @@ return context.Base_redirect(form_id,\n
             <key> <string>func_defaults</string> </key>
             <value>
               <tuple>
+                <none/>
                 <string>view</string>
               </tuple>
             </value>
diff --git a/bt5/erp5_forge/bt/change_log b/bt5/erp5_forge/bt/change_log
index 37b055dfcb3abbdb81a575da36c77bbf0be9d8bc..11c79db1e089ab2e0c0415ed1b78fff410cce2cc 100644
--- a/bt5/erp5_forge/bt/change_log
+++ b/bt5/erp5_forge/bt/change_log
@@ -1,3 +1,6 @@
+2010-10-11 lucas
+* Now portal_type_group_list is an optional param for the script BaseType_copyRoleList.
+
 2010-03-02 yusei
 * Remove short title.
 
diff --git a/bt5/erp5_forge/bt/revision b/bt5/erp5_forge/bt/revision
index e1f27603b67cf0f499c57323674beccfac4e31e7..3be613f062adb15df6bc72b05b935dd8eb81581e 100644
--- a/bt5/erp5_forge/bt/revision
+++ b/bt5/erp5_forge/bt/revision
@@ -1 +1 @@
-613
\ No newline at end of file
+614
\ No newline at end of file