I've been using win 7 to run BOINC for a while, i realized that the completed files are not being uploaded these 2 days. Can someone out there help.

Here's the log:
11/20/2009 10:06:44||Starting BOINC client version 6.2.28 for windows_intelx86
11/20/2009 10:06:44||log flags: task, file_xfer, sched_ops
11/20/2009 10:06:44||Libraries: libcurl/7.19.0 OpenSSL/0.9.8i zlib/1.2.3
11/20/2009 10:06:44||Data directory: C:\ProgramData\BOINC
11/20/2009 10:06:44||Running under account LLT
11/20/2009 10:06:44||Processor: 2 GenuineIntel Intel(R) Core(TM)2 Duo CPU E4600 @ 2.40GHz [x86 Family 6 Model 15 Stepping 13]
11/20/2009 10:06:44||Processor features: fpu tsc pae nx sse sse2 pni mmx
11/20/2009 10:06:44||OS: Microsoft : x86 Editon, (06.01.7600.00)
11/20/2009 10:06:44||Memory: 2.75 GB physical, 5.50 GB virtual
11/20/2009 10:06:44||Disk: 152.67 GB total, 125.44 GB free
11/20/2009 10:06:44||Local time is UTC +8 hours
11/20/2009 10:06:45|World Community Grid|URL: http://www.worldcommunitygrid.org/; Computer ID: 1095053; location: (none); project prefs: default
11/20/2009 10:06:45||General prefs: from World Community Grid (last modified 19-Oct-2007 12:58:15)
11/20/2009 10:06:45||Host location: none
11/20/2009 10:06:45||General prefs: using your defaults
11/20/2009 10:06:45||Reading preferences override file
11/20/2009 10:06:45||Preferences limit memory usage when active to 1689.14MB
11/20/2009 10:06:45||Preferences limit memory usage when idle to 1689.14MB
11/20/2009 10:06:45||Preferences limit disk usage to 3.73GB
11/20/2009 10:07:41|World Community Grid|Sending scheduler request: Requested by user. Requesting 0 seconds of work, reporting 3 completed tasks
11/20/2009 10:09:41||Project communication failed: attempting access to reference site
11/20/2009 10:09:42|World Community Grid|Scheduler request failed: Timeout was reached
11/20/2009 10:10:43|World Community Grid|Sending scheduler request: Requested by user. Requesting 95040 seconds of work, reporting 3 completed tasks
11/20/2009 10:11:14||BOINC can't access Internet - check network connection or proxy configuration.
11/20/2009 10:11:18|World Community Grid|Scheduler request failed: SSL connect error
11/20/2009 10:12:18|World Community Grid|Sending scheduler request: Requested by user. Requesting 95040 seconds of work, reporting 3 completed tasks
11/20/2009 10:14:19|World Community Grid|Scheduler request failed: Timeout was reached

TIA.