squid logs

I'm using squid 1.1.10 since 6 months and it was working fine. But now
we have the following logs. I would like to know what that mean?

Sep 7 19:29:04 3U:wally squid[1924]: icpDetectClientClose: FD 27, 255
unexpected bytes
Sep 7 19:29:04 3U:wally squid[1924]: icpDetectClientClose: FD 27, 49
unexpected bytes
Sep 10 18:49:19 3U:wally squid[1924]: icpDetectClientClose: FD 68, 255
unexpected bytes
Sep 10 18:49:19 3U:wally squid[1924]: icpDetectClientClose: FD 68, 4
unexpected bytes
Sep 10 18:49:28 3U:wally squid[1924]: icpDetectClientClose: FD 73, 255
unexpected bytes
Sep 10 18:49:28 3U:wally squid[1924]: icpDetectClientClose: FD 73, 9
unexpected bytes
          
 
                             \\\|///
                            \\ - - //
                             ( @ @ )
                +---------ooOOo-(_)-oOOoo---------- +
                | NATHALIE HOUDE |
                | http://www.cooptel.qc.ca |
                | mailto:admhoude@cooptel.qc.ca |
                | Coop de telephone de Valcourt |
                +-------------------Ooooo-----------+
                             ooooO ( )
                            ( ) ) /
                             \ ( (_/
                              \_)
Received on Fri Sep 12 1997 - 08:33:38 MDT