HP MSM7xx Management And Configuration Manual page 557

 last_subscription_error: Contains the error number generated by the last subscription
attempt. This is converted into the appropriate visual representation by the file
subscription_error_messages.asp.
Value Description
0 or "" No error occurred.
1 A problem occurred that caused the current login process to stop before it
completed. This is normally an issue related to an administrator changing the
configuration which may cause a temporary failure.
2 The password and confirm password fields do not match.
3 The wrong password was supplied for the specified username.
4 An error occurred when creating the user account.
5 The subscription plan name is invalid.
6 The credit card payment failed.
7 The credit card payment succeeded, however an error occurred when
activating the user account.
8 Reserved.
9 Reserved.
10 Same as #3, but indicates that user account creation is currently not allowed.
 last_form_error: Contains specific errors for each field in a form. To extract this
information use the ASP functions described in under
Working with RADIUS attributes
Public access interface ASP functions and variables
Form errors on page 15-78.
15-95