diff --git a/gen/__init__.py b/gen/__init__.py
index fb3aeb3..af7c7f7 100644
--- a/gen/__init__.py
+++ b/gen/__init__.py
@@ -2222,6 +2222,8 @@ class Pod(Type):
     '''A pod is a field allowing to produce a (PDF, ODT, Word, RTF...) document
        from data contained in Appy class and linked objects or anything you
        want to put in it. It uses appy.pod.'''
+    # Layout for rendering a POD field for exporting query results.
+    rLayouts = {'view': Table('fl', width=None)}
     POD_ERROR = 'An error occurred while generating the document. Please ' \
                 'contact the system administrator.'
     DELETE_TEMP_DOC_ERROR = 'A temporary document could not be removed. %s.'
diff --git a/gen/installer.py b/gen/installer.py
index b66cecc..fb40242 100644
--- a/gen/installer.py
+++ b/gen/installer.py
@@ -316,7 +316,7 @@ class ZopeInstaller:
     def configureSessions(self):
         '''Configure the session machinery.'''
         # Register a function warning us when a session object is deleted. When
-        # launching Zope, the temp folder does not exist.
+        # launching Zope in test mode, the temp folder does not exist.
         if not hasattr(self.app, 'temp_folder'): return
         self.app.temp_folder.session_data.setDelNotificationTarget(onDelSession)
 
diff --git a/gen/mixins/__init__.py b/gen/mixins/__init__.py
index 1b687bc..2fafb9c 100644
--- a/gen/mixins/__init__.py
+++ b/gen/mixins/__init__.py
@@ -361,9 +361,10 @@ class BaseMixin:
             appyObj = self.appy()
             try:
                 methodRes = getattr(appyObj, action)()
-                res = XmlMarshaller().marshall(methodRes)
+                res = XmlMarshaller().marshall(methodRes, objectType='appy')
             except Exception, e:
-                res = XmlMarshaller().marshall(Traceback.get())
+                tb = Traceback.get()
+                res = XmlMarshaller().marshall(tb, objectType='appy')
         return res
 
     def say(self, msg, type='info'):
diff --git a/gen/model.py b/gen/model.py
index 8c5f3fa..c26d781 100644
--- a/gen/model.py
+++ b/gen/model.py
@@ -239,13 +239,14 @@ class Tool(ModelClass):
     users = gen.Ref(User, multiplicity=(0,None), add=True, link=False,
                     back=gen.Ref(attribute='toTool', show=False), page=userPage,
                     queryable=True, queryFields=('title', 'login'),
+                    show=isManager,
                     showHeaders=True, shownInfo=('title', 'login', 'roles'))
     def computeConnectedUsers(self): pass
     connectedUsers = gen.Computed(method=computeConnectedUsers, page=userPage,
-                                  plainText=False)
+                                  plainText=False, show=isManager)
     groups = gen.Ref(Group, multiplicity=(0,None), add=True, link=False,
                      back=gen.Ref(attribute='toTool2', show=False),
-                     page=gen.Page('groups', show=isManager),
+                     page=gen.Page('groups', show=isManager), show=isManager,
                      queryable=True, queryFields=('title', 'login'),
                      showHeaders=True, shownInfo=('title', 'login', 'roles'))
     pt = gen.Page('translations', show=isManager)
diff --git a/gen/wrappers/ToolWrapper.py b/gen/wrappers/ToolWrapper.py
index 8a7e6f9..74fa49a 100644
--- a/gen/wrappers/ToolWrapper.py
+++ b/gen/wrappers/ToolWrapper.py
@@ -32,11 +32,12 @@ class ToolWrapper(AbstractWrapper):
         return True
 
     def isManager(self):
-        '''Some pages on the tool can only be accessed by God.'''
+        '''Some pages on the tool can only be accessed by managers.'''
         if self.user.has_role('Manager'): return 'view'
 
     def isManagerEdit(self):
-        '''Some pages on the tool can only be accessed by God, also in edit.'''
+        '''Some pages on the tool can only be accessed by managers, also in
+           edit mode.'''
         if self.user.has_role('Manager'): return True
 
     def computeConnectedUsers(self):