Plesk Panel 9 The system cannot find the file specified

[Mr_Online]

Plesk Panel 9 Windows Server 2003

i'm try repair Plesk Reconfigurator -> Repair Plesk installation

Unable to get user NT AUTHORITY\SYSTEM profile path: (2) The system cannot find the file specified.
---------------------- Debug Info -------------------------------
0: common_func.php3:1238
    plesk_exec(string '""C:\Program Files\Parallels\Plesk\/admin/bin/usermng" --isquotable"', array, integer '1')
1: common_func.php3:1238
    lst_exec(string '"C:\Program Files\Parallels\Plesk\/admin/bin/usermng" --isquotable')
2: common_func.php3:1182
    util_exec(string 'usermng', array, string 'lst', string 'C:\Program Files\Parallels\Plesk\/admin/bin')
3: common_func.php3:1097
    smart_exec(string 'usermng', array, string 'lst')
4: class.SysUser.php:879
    hardquota_enabled()
5: class.FtpUserEditForm.php:113
    FtpUserEditForm->assign(object of type FtpUser, boolean  true, boolean  false)
6: ftp_user_edit.php:97