ipppol error

[vilpalu]

hello,
I am trying to set dynamically ip addressees to different users groups.
added pool name in accounting and post-auth sections. after
authentication I got this error:

 (82)   accounting {
(82) detail: EXPAND
/usr/local/var/log/radius/radacct/%{%{Packet-Src-IP-Address}:-%{Packet-Src-IPv6-Address}}/detail-%Y%m%d
(82) detail:    -->
/usr/local/var/log/radius/radacct/83.171.9.50/detail-20150813
(82) detail:
/usr/local/var/log/radius/radacct/%{%{Packet-Src-IP-Address}:-%{Packet-Src-IPv6-Address}}/detail-%Y%m%d
expands to /usr/local/var/log/radius/radacct/83.171.9.50/detail-20150813
(82) detail: EXPAND %t
(82) detail:    --> Thu Aug 13 13:04:59 2015
(82)     [detail] = ok
(82)     [unix] = ok
(82) main_pool: This is not an Accounting-Stop
(82)     [main_pool] = noop
(82)     [exec] = noop
(82) attr_filter.accounting_response: EXPAND %{User-Name}
(82) attr_filter.accounting_response:    --> kazkas
(82) attr_filter.accounting_response: Matched entry DEFAULT at line 15
(82)     [attr_filter.accounting_response] = updated
(82)   } # accounting = updated