[squid-users] assertion fail problem

hi,,

I have a problem with squid 2.4-Stable2, it crashes with the following
message

2001/10/03 00:06:24| WARNING: failed to unpack meta data
2001/10/03 00:06:32| WARNING: failed to unpack meta data
2001/10/03 00:06:36| urlParse: Illegal character in hostname
'xxxx.xxxxx.xxx:8080xxxxxxxxxxxxx'
2001/10/03 00:06:40| urlParse: Illegal character in hostname
'xxxxxxxxxxxxx:8080xxxxxxxxxxxxx'
2001/10/03 00:07:20| assertion failed: http.c:871: "-1 == cfd || FD_SOCKET
== fd_table[cfd].type"
2001/10/03 00:07:24| Starting Squid Cache version 2.4.STABLE2 for
i386--freebsd4.3...
2001/10/03 00:07:24| Process ID 9759
2001/10/03 00:07:24| With 16424 file descriptors available
2001/10/03 00:07:24| Performing DNS Tests...
2001/10/03 00:07:24| Successful DNS name lookup tests...
2001/10/03 00:07:24| DNS Socket created on FD 4

I have PIII 933MHZ and four cache disks on SCSI interface with 1GB Memory
does any one now what is the problem... if not at lease what is this problem
"assertion failed"
what is it caused by? if you need any information please tell me.

Hany