Do your users have access to the HKCU registry hive? If not, they need access to the following key and it's values:
Windows Registry Editor Version 5.00
[HKEY_CURRENT_USER\Software\Adobe\Adobe Acrobat\[VERSION_NUMBER]\Identity]
"tTitle"=""
"tName"=""
"tFirstName"=""
"tLastName"=""
"tCorporation"=""
"tEMail"=""
"tDepartment"=""
Clik here to view.
