Traceback (most recent call last):


 "/home/frappe/benches/bench-2017-06-07/apps/frappe/frappe/desk/form/save.py", line 22, in savedocs

doc.save()


 "/home/frappe/benches/bench-2017-06-07/apps/frappe/frappe/model/document.py", line 230, in save

return self._save(*args, **kwargs)


 "/home/frappe/benches/bench-2017-06-07/apps/frappe/frappe/model/document.py", line 262, in _save

self.validate_higher_perm_levels()


 "/home/frappe/benches/bench-2017-06-07/apps/frappe/frappe/model/document.py", line 454, in validate_higher_perm_levels

self.reset_values_if_no_permlevel_access(has_access_to, high_permlevel_fields)


 "/home/frappe/benches/bench-2017-06-07/apps/frappe/frappe/model/base_document.py", line 775, in reset_values_if_no_permlevel_access

self.parent_doc.get_latest()
AttributeError: 'CustomerGroup' object has no attribute 'parent_doc'

Traceback (most recent call last):


 "/usr/lib/python2.7/site-packages/barman/cli.py", line 1355, in main

p.dispatch(pre_call=global_config)


 "/usr/lib/python2.7/site-packages/argh/helpers.py", line 55, in dispatch

return dispatch(self, *args, **kwargs)


 "/usr/lib/python2.7/site-packages/argh/dispatching.py", line 174, in dispatch

for line in lines:


 "/usr/lib/python2.7/site-packages/argh/dispatching.py", line 277, in _execute_command

for line in result:


 "/usr/lib/python2.7/site-packages/argh/dispatching.py", line 231, in _call

result = function(namespace_obj)


 "/usr/lib/python2.7/site-packages/barman/cli.py", line 257, in list_backup

server.list_backups()


 "/usr/lib/python2.7/site-packages/barman/server.py", line 1289, in list_backups

rstatus)


 "/usr/lib/python2.7/site-packages/barman/output.py", line 301, in result

_dispatch(_writer, 'result', command, *args, **kwargs)


 "/usr/lib/python2.7/site-packages/barman/output.py", line 174, in _dispatch

return handler(*args, **kwargs)


 "/usr/lib/python2.7/site-packages/barman/output.py", line 621, in result_list_backup

end_time = backup_info.end_time.ctime()
AttributeError: 'NoneType' object has no attribute 'ctime'
