Hello everybody!!

I have a strange problem with my squid machine. I have been testing it for a few months(and it worked perfectly), and now I'm getting this error witch I don't have a clue what it means..

I would be grateful if someone would help!

cache.log

2008/09/22 09:24:02| Starting Squid Cache version 3.0.STABLE8 for i686-pc-linux-gnu...
2008/09/22 09:24:02| Process ID 4696
2008/09/22 09:24:02| With 1024 file descriptors available
2008/09/22 09:24:02| Performing DNS Tests...
2008/09/22 09:24:02| Successful DNS name lookup tests...
2008/09/22 09:24:02| DNS Socket created at 0.0.0.0, port 32773, FD 8
2008/09/22 09:24:02| Adding nameserver 127.0.0.1 from /etc/resolv.conf
2008/09/22 09:24:02| Unlinkd pipe opened on FD 13
2008/09/22 09:24:02| Swap maxSize 5120000 KB, estimated 393846 objects
2008/09/22 09:24:02| Target number of buckets: 19692
2008/09/22 09:24:02| Using 32768 Store buckets
2008/09/22 09:24:02| Max Mem size: 8192 KB
2008/09/22 09:24:02| Max Swap size: 5120000 KB
2008/09/22 09:24:02| Rebuilding storage in /usr/local/squid/var/cache (DIRTY)
2008/09/22 09:24:02| Using Least Load store dir selection
2008/09/22 09:24:02| Set Current Directory to /usr/local/squid/var/cache
2008/09/22 09:24:02| Loaded Icons.
2008/09/22 09:24:02| Accepting HTTP connections at 10.0.13.1, port 3128, FD 14.
2008/09/22 09:24:02| Accepting HTTP connections at 10.0.69.1, port 3128, FD 15.
2008/09/22 09:24:02| Accepting HTTP connections at 10.0.20.1, port 3128, FD 16.
2008/09/22 09:24:02| Accepting HTTP connections at 10.0.50.1, port 3128, FD 17.
2008/09/22 09:24:02| Accepting ICP messages at 0.0.0.0, port 3130, FD 18.
2008/09/22 09:24:02| HTCP Disabled.
2008/09/22 09:24:02| Ready to serve requests.
2008/09/22 09:24:03| Done scanning /usr/local/squid/var/cache swaplog (0 entries)
2008/09/22 09:24:03| Finished rebuilding storage from disk.
2008/09/22 09:24:03| 0 Entries scanned
2008/09/22 09:24:03| 0 Invalid entries.
2008/09/22 09:24:03| 0 With invalid flags.
2008/09/22 09:24:03| 0 Objects loaded.
2008/09/22 09:24:03| 0 Objects expired.
2008/09/22 09:24:03| 0 Objects cancelled.
2008/09/22 09:24:03| 0 Duplicate URLs purged.
2008/09/22 09:24:03| 0 Swapfile clashes avoided.
2008/09/22 09:24:03| Took 0.99 seconds ( 0.00 objects/sec).
2008/09/22 09:24:03| Beginning Validation Procedure
2008/09/22 09:24:03| Completed Validation Procedure
2008/09/22 09:24:03| Validated 25 Entries
2008/09/22 09:24:03| store_swap_size = 0
2008/09/22 09:24:03| storeLateRelease: released 0 objects
2008/09/24 12:06:45| tunnelReadServer: FD 69: read failure: (0) Success
2008/09/24 12:06:46| tunnelReadServer: FD 73: read failure: (0) Success
2008/09/24 12:06:46| tunnelReadServer: FD 58: read failure: (0) Success
2008/09/24 12:06:46| tunnelReadServer: FD 62: read failure: (0) Success
2008/09/24 12:06:46| tunnelReadServer: FD 46: read failure: (0) Success
2008/09/24 12:06:46| tunnelReadServer: FD 58: read failure: (0) Success
2008/09/24 12:06:46| tunnelReadServer: FD 46: read failure: (0) Success
2008/09/24 12:06:46| tunnelReadServer: FD 56: read failure: (0) Success
2008/09/24 15:32:33| tunnelReadServer: FD 49: read failure: (0) Success
2008/09/24 15:32:33| tunnelReadServer: FD 49: read failure: (0) Success