Trac[env] WARNING: 20120 Component <trac.env.EnvironmentSetup object at 0x24d8690> requires environment upgrade
Trac[env] WARNING: 20120 Component <trac.env.EnvironmentSetup object at 0x24d8690> requires environment upgrade
Trac[console] ERROR: 20120 Exception in trac-admin command:
Traceback (most recent call last):
  File "build/bdist.linux-x86_64/egg/trac/admin/console.py", line 109, in onecmd
    rv = cmd.Cmd.onecmd(self, line) or 0
  File "/usr/lib/python2.5/cmd.py", line 218, in onecmd
    return self.default(line)
  File "build/bdist.linux-x86_64/egg/trac/admin/console.py", line 287, in default
    return self.cmd_mgr.execute_command(*args)
  File "build/bdist.linux-x86_64/egg/trac/admin/api.py", line 127, in execute_command
    return f(*fargs)
  File "build/bdist.linux-x86_64/egg/trac/env.py", line 1024, in _do_upgrade
    self.env.upgrade(backup=no_backup is None)
  File "build/bdist.linux-x86_64/egg/trac/env.py", line 761, in upgrade
    participant.upgrade_environment(db)
  File "build/bdist.linux-x86_64/egg/trac/env.py", line 823, in upgrade_environment
    script.do_upgrade(self.env, i, cursor)
  File "build/bdist.linux-x86_64/egg/trac/upgrades/db28.py", line 37, in do_upgrade
    move_attachment_file(env, *row)
  File "build/bdist.linux-x86_64/egg/trac/upgrades/db28.py", line 83, in move_attachment_file
    filename)
  File "build/bdist.linux-x86_64/egg/trac/attachment.py", line 183, in _get_path
    hash = sha1(parent_id.encode('utf-8')).hexdigest()
AttributeError: 'long' object has no attribute 'encode'