topic Re: Log message: Previous authentication no longer valid in Wireless https://community.cisco.com/t5/wireless/log-message-previous-authentication-no-longer-valid/m-p/404386#M20559 <HTML><HEAD></HEAD><BODY><P>I too am seeing the same issue on multiple 1100s</P></BODY></HTML> Fri, 18 Nov 2005 15:42:20 GMT r-reed 2005-11-18T15:42:20Z Log message: Previous authentication no longer valid https://community.cisco.com/t5/wireless/log-message-previous-authentication-no-longer-valid/m-p/404385#M20558 <P>In logging on a 1200 series AP on 12.3(2)JA2, I'm seeing the following error message:</P><P></P><P>DOT11-6-DISASSOC: Interface Dot11Radio0, Deauthenticating Station 000c.f14c.ffbb Reason: Previous authentication no longer valid </P><P></P><P>But the client (000c.f14c.ffbb) is in the same room as the AP, doing WPA authentication. It keeps disconnecting randomly with no obvious reason why. What are all of the possible reasons why I would see this error message?</P> Sun, 04 Jul 2021 18:18:56 GMT https://community.cisco.com/t5/wireless/log-message-previous-authentication-no-longer-valid/m-p/404385#M20558 estein 2021-07-04T18:18:56Z Re: Log message: Previous authentication no longer valid https://community.cisco.com/t5/wireless/log-message-previous-authentication-no-longer-valid/m-p/404386#M20559 <HTML><HEAD></HEAD><BODY><P>I too am seeing the same issue on multiple 1100s</P></BODY></HTML> Fri, 18 Nov 2005 15:42:20 GMT https://community.cisco.com/t5/wireless/log-message-previous-authentication-no-longer-valid/m-p/404386#M20559 r-reed 2005-11-18T15:42:20Z