diff --git a/product/ERP5/bootstrap/erp5_core/SkinTemplateItem/portal_skins/erp5_core/Folder_show.xml b/product/ERP5/bootstrap/erp5_core/SkinTemplateItem/portal_skins/erp5_core/Folder_show.xml
index 4b22a5c578a440319a189b32e115d6503f1a2a2c..738e22078e4ee9a03c0eefcd763df42df0903f62 100644
--- a/product/ERP5/bootstrap/erp5_core/SkinTemplateItem/portal_skins/erp5_core/Folder_show.xml
+++ b/product/ERP5/bootstrap/erp5_core/SkinTemplateItem/portal_skins/erp5_core/Folder_show.xml
@@ -55,6 +55,9 @@
             <key> <string>_body</string> </key>
             <value> <string>request = context.REQUEST\n
 \n
+if selection_name is None:\n
+  selection_name = request.get(\'listbox_list_selection_name\')\n
+\n
 ps = context.portal_selections\n
 ps.setSelectionToAll(selection_name, REQUEST=request, reset_domain_tree=True, reset_report_tree=True)\n
 url = ps.getSelectionListUrlFor(selection_name, REQUEST=request)\n
@@ -69,7 +72,7 @@ request.RESPONSE.redirect(url)\n
         </item>
         <item>
             <key> <string>_params</string> </key>
-            <value> <string>selection_name</string> </value>
+            <value> <string>selection_name=None</string> </value>
         </item>
         <item>
             <key> <string>errors</string> </key>
@@ -99,6 +102,7 @@ request.RESPONSE.redirect(url)\n
                             <string>_getattr_</string>
                             <string>context</string>
                             <string>request</string>
+                            <string>None</string>
                             <string>ps</string>
                             <string>True</string>
                             <string>url</string>
@@ -113,7 +117,9 @@ request.RESPONSE.redirect(url)\n
         <item>
             <key> <string>func_defaults</string> </key>
             <value>
-              <none/>
+              <tuple>
+                <none/>
+              </tuple>
             </value>
         </item>
         <item>
diff --git a/product/ERP5/bootstrap/erp5_core/bt/revision b/product/ERP5/bootstrap/erp5_core/bt/revision
index 46ad4b8e79a9e5140f82742b083fa53fbe9fe4ff..c2af4839cc5b1b69da1969e3886ce7d4d43680a7 100644
--- a/product/ERP5/bootstrap/erp5_core/bt/revision
+++ b/product/ERP5/bootstrap/erp5_core/bt/revision
@@ -1 +1 @@
-1530
\ No newline at end of file
+1531
\ No newline at end of file