The following error is produced:
C:\apps\Python26\Scripts>trac-admin c:/apps/trac/sandbox upgrade
Traceback (most recent call last):
File "C:\apps\Python26\Scripts\trac-admin-script.py", line 8, in <module>
load_entry_point('Trac==0.11.5', 'console_scripts', 'trac-admin')()
File "C:\apps\Python26\lib\site-packages\trac-0.11.5-py2.6-win32.egg\trac\adm
n\console.py", line 1314, in run
return admin.onecmd(command)
File "C:\apps\Python26\lib\site-packages\trac-0.11.5-py2.6-win32.egg\trac\adm
n\console.py", line 133, in onecmd
rv = cmd.Cmd.onecmd(self, line) or 0
File "C:\apps\Python26\lib\cmd.py", line 219, in onecmd
return func(arg)
File "C:\apps\Python26\lib\site-packages\trac-0.11.5-py2.6-win32.egg\trac\adm
n\console.py", line 1149, in do_upgrade
if not self.__env.needs_upgrade():
File "C:\apps\Python26\lib\site-packages\trac-0.11.5-py2.6-win32.egg\trac\env
py", line 429, in needs_upgrade
if participant.environment_needs_upgrade(db):
AttributeError: 'NeverNotifyUpdaterSetupParticipant' object has no attribute 'e
vironment_needs_upgrade'