diff --git a/bt5/erp5_administration/SkinTemplateItem/portal_skins/erp5_administration/Base_dumpUnreferencedSecurityUid.xml b/bt5/erp5_administration/SkinTemplateItem/portal_skins/erp5_administration/Base_dumpUnreferencedSecurityUid.xml
new file mode 100644
index 0000000000000000000000000000000000000000..ea27c075305ee96e2d911d85da07b3937f17e0e9
--- /dev/null
+++ b/bt5/erp5_administration/SkinTemplateItem/portal_skins/erp5_administration/Base_dumpUnreferencedSecurityUid.xml
@@ -0,0 +1,93 @@
+<?xml version="1.0"?>
+<ZopeData>
+  <record id="1" aka="AAAAAAAAAAE=">
+    <pickle>
+      <global name="PythonScript" module="Products.PythonScripts.PythonScript"/>
+    </pickle>
+    <pickle>
+      <dictionary>
+        <item>
+            <key> <string>Script_magic</string> </key>
+            <value> <int>3</int> </value>
+        </item>
+        <item>
+            <key> <string>_bind_names</string> </key>
+            <value>
+              <object>
+                <klass>
+                  <global name="NameAssignments" module="Shared.DC.Scripts.Bindings"/>
+                </klass>
+                <tuple/>
+                <state>
+                  <dictionary>
+                    <item>
+                        <key> <string>_asgns</string> </key>
+                        <value>
+                          <dictionary>
+                            <item>
+                                <key> <string>name_container</string> </key>
+                                <value> <string>container</string> </value>
+                            </item>
+                            <item>
+                                <key> <string>name_context</string> </key>
+                                <value> <string>context</string> </value>
+                            </item>
+                            <item>
+                                <key> <string>name_m_self</string> </key>
+                                <value> <string>script</string> </value>
+                            </item>
+                            <item>
+                                <key> <string>name_subpath</string> </key>
+                                <value> <string>traverse_subpath</string> </value>
+                            </item>
+                          </dictionary>
+                        </value>
+                    </item>
+                  </dictionary>
+                </state>
+              </object>
+            </value>
+        </item>
+        <item>
+            <key> <string>_body</string> </key>
+            <value> <string encoding="cdata"><![CDATA[
+
+portal = context.getPortalObject()\n
+req = portal.erp5_sql_connection.manage_test\n
+\n
+security_uid_field_list = [x + ("_" if x != "" else "") + "security_uid" for x in portal.portal_catalog.getSQLCatalog().getSQLCatalogSecurityUidGroupsColumnsDict().keys()]\n
+referenced_uid_set = set()\n
+all_uid_set = set()\n
+for security_uid_field in security_uid_field_list:\n
+  referenced_uid_set.union({getattr(row, security_uid_field) for row in req("select distinct %s from catalog where %s is not NULL" % (security_uid_field, security_uid_field))})\n
+\n
+print(">> useless uids in roles_and_users table <<\\n")\n
+if len(referenced_uid_set) > 0:\n
+  for row in req("select * from roles_and_users where uid not in %s" + tuple(referenced_uid_set)):\n
+    print row.uid, row.local_roles_group_id, row.allowedRolesAndUsers\n
+\n
+print("\\n>> uids that should be in roles_and_users table <<\\n")\n
+all_uid_set = {row.uid for row in req("select uid from roles_and_users")}\n
+\n
+for security_uid_field in security_uid_field_list:\n
+  for row in req("select %s, relative_url from catalog where %s not in %s" % (security_uid_field, security_uid_field, tuple(all_uid_set))):\n
+    print security_uid_field, getattr(row, security_uid_field, None), row.relative_url\n
+\n
+print("\\n>> END <<")\n
+return printed\n
+
+
+]]></string> </value>
+        </item>
+        <item>
+            <key> <string>_params</string> </key>
+            <value> <string></string> </value>
+        </item>
+        <item>
+            <key> <string>id</string> </key>
+            <value> <string>Base_dumpUnreferencedSecurityUid</string> </value>
+        </item>
+      </dictionary>
+    </pickle>
+  </record>
+</ZopeData>