Please, help me...

+- entering group authorize {...}
++[preprocess] returns ok
++[chap] returns noop
++[mschap] returns noop
[suffix] No '@' in User-Name = "user01", looking up realm NULL
[suffix] No such realm "NULL"
++[suffix] returns noop
[eap] No EAP-Message, not doing EAP
++[eap] returns noop
++[unix] returns notfound
++[files] returns noop
++[expiration] returns noop
++[logintime] returns noop

[pap] WARNING! No "known good" password found for the user.  Authentication may fail because of this.
++[pap] returns noop
No authenticate method (Auth-Type) configuration found for the request: Rejecting the user
Failed to authenticate the user.
Using Post-Auth-Type Reject

+- entering group REJECT {...}
    expand: %{User-Name} -> user01
attr_filter: Matched entry DEFAULT at line 11
++[attr_filter.access_reject] returns updated
Delaying reject of request 3 for 1 seconds
Going to the next request
Waking up in 0.9 seconds.
Sending delayed reject for request 3
Sending Access-Reject of id 0 to 127.0.0.1 port 48822
Waking up in 4.9 seconds.
Cleaning up request 3 ID 0 with timestamp +169
Ready to process requests.

please help me.....thanks