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ACS 4.2 async External DB reports about an error condition

Hi All,

 

 

please can any one sugges on the below issue.

 

we have a Accespoint and which is configured for TACACS enabled, but we are receving frequest loging failure attempts in ACS 4.2 server.

 

Authen failedasync!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!External DB reports about an error conditiontty0
Authen failedasyncment   !!!!!!!!!!!!!!Invalid characters in usernametty0

 

 

 

these are command are applied in the WAP.

 

aaa new-model

aaa authentication login default group tacacs+ local

aaa authorization config-commands

aaa authorization exec default group tacacs+ if-authenticated

aaa authorization commands 1 default group tacacs+ if-authenticated

aaa authorization commands 15 default group tacacs+ if-authenticated

aaa accounting exec default start-stop group tacacs+

aaa accounting commands 1 default start-stop group tacacs+

aaa accounting commands 15 default start-stop group tacacs+

aaa accounting system default start-stop group tacacs+

aaa session-id common

ip http authentication aaa

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