diff --git a/bt5/erp5_forge/ModuleComponentTemplateItem/portal_components/module.erp5.WorkingCopy.py b/bt5/erp5_forge/ModuleComponentTemplateItem/portal_components/module.erp5.WorkingCopy.py
index e72afb78bbb46ddfa70a963c422862d40f71eb1f..7026e238bf34247cf3802d7dc9d22a0126d8eeb2 100644
--- a/bt5/erp5_forge/ModuleComponentTemplateItem/portal_components/module.erp5.WorkingCopy.py
+++ b/bt5/erp5_forge/ModuleComponentTemplateItem/portal_components/module.erp5.WorkingCopy.py
@@ -217,7 +217,7 @@ class WorkingCopy(six.with_metaclass(WorkingCopyMetaClass, Implicit)):
         hasDiff = lambda path: bool(getFilteredDiff(diff(path)))
       else:
         hasDiff = lambda path: True
-      self.__hasDiff = hasDiff
+      self.__hasDiff = hasDiff  # pylint:disable=unused-private-member
     return hasDiff(path)
 
   def treeToXML(self, item) :
diff --git a/bt5/erp5_forge/SkinTemplateItem/portal_skins/erp5_toolbox/BusinessTemplate_renameProxyField.py b/bt5/erp5_forge/SkinTemplateItem/portal_skins/erp5_toolbox/BusinessTemplate_renameProxyField.py
index eaaf53e0f47f9b0f6d3bf8b782c30a818eaadc5b..5b27cde2dbcf15481f50f469b16595a25a939ffa 100644
--- a/bt5/erp5_forge/SkinTemplateItem/portal_skins/erp5_toolbox/BusinessTemplate_renameProxyField.py
+++ b/bt5/erp5_forge/SkinTemplateItem/portal_skins/erp5_toolbox/BusinessTemplate_renameProxyField.py
@@ -67,7 +67,7 @@ def iterate(document, skin_path):
           sub_object.proxifyField(field_dict=proxify_dict)
 
     if sub_object.meta_type == "Folder":
-      skin_path = "%s/%s" % (skin_path, x.getId())
+      skin_path = "%s/%s" % (skin_path, sub_object.getId())
       iterate(sub_object, skin_path=skin_path)
 
 # Only search ProxyFields within skin folder defined by this business template
diff --git a/bt5/erp5_forge/SkinTemplateItem/portal_skins/erp5_vcs/BusinessTemplate_handleException.py b/bt5/erp5_forge/SkinTemplateItem/portal_skins/erp5_vcs/BusinessTemplate_handleException.py
index 99fe9deee936a5a1c6867859285f9938242616ff..ae184ec66b1e333ccdcc0d7a2fc975ae29facd2d 100644
--- a/bt5/erp5_forge/SkinTemplateItem/portal_skins/erp5_vcs/BusinessTemplate_handleException.py
+++ b/bt5/erp5_forge/SkinTemplateItem/portal_skins/erp5_vcs/BusinessTemplate_handleException.py
@@ -2,6 +2,9 @@ from erp5.component.module.Git import GitLoginError
 from erp5.component.module.SubversionClient import SubversionSSLTrustError, SubversionLoginError
 import json
 
+kw = {}
+method = 'view'
+message = 'Unknown error'
 try:
   raise exception
 except SubversionSSLTrustError as e: