Cann't upload files

28.02.2010 9:55:31 Starting BOINC client version 6.10.18 for windows_x86_64
28.02.2010 9:55:31 log flags: file_xfer, sched_ops, task
28.02.2010 9:55:31 Libraries: libcurl/7.19.4 OpenSSL/0.9.8l zlib/1.2.3
28.02.2010 9:55:31 Data directory: D:\@Boinc_work
28.02.2010 9:55:31 Running under account Administrator
28.02.2010 9:55:31 Processor: 4 GenuineIntel Intel(R) Core(TM)2 Quad CPU Q6600 @ 2.40GHz [EM64T Family 6 Model 15 Stepping 11]
28.02.2010 9:55:31 Processor: 4.00 MB cache
28.02.2010 9:55:31 Processor features: fpu tsc pae sse sse2
28.02.2010 9:55:31 OS: Microsoft Windows XP: Professional x64 Edition, Service Pack 2, (05.02.3790.00)
28.02.2010 9:55:31 Memory: 4.00 GB physical, 6.24 GB virtual
28.02.2010 9:55:31 Disk: 182.40 GB total, 946.00 MB free
28.02.2010 9:55:31 Local time is UTC +2 hours
28.02.2010 9:55:32 NVIDIA GPU 0: GeForce 8500 GT (driver version 19621, CUDA version 3000, compute capability 1.1, 512MB, 50 GFLOPS peak)
28.02.2010 9:55:33 Not using a proxy
28.02.2010 9:55:33 World Community Grid URL http://www.worldcommunitygrid.org/; Computer ID 628160; resource share 100
28.02.2010 9:55:33 World Community Grid General prefs: from World Community Grid (last modified 18-Feb-2010 12:00:54)
28.02.2010 9:55:33 World Community Grid Host location: none
28.02.2010 9:55:33 World Community Grid General prefs: using your defaults
28.02.2010 9:55:33 Reading preferences override file
28.02.2010 9:55:33 Preferences limit memory usage when active to 2047.40MB
28.02.2010 9:55:33 Preferences limit memory usage when idle to 3685.32MB
28.02.2010 9:55:39 Preferences limit disk usage to 0.89GB
28.02.2010 9:55:40 World Community Grid Started upload of HFCC_s2_00145733_s2_0000_0_0
28.02.2010 9:55:40 World Community Grid Started upload of HFCC_s2_00145733_s2_0000_0_1
28.02.2010 9:55:41 World Community Grid Restarting task X0000089890351200707051232_0 using hcc1 version 606
28.02.2010 9:55:42 World Community Grid Restarting task X0000089891260200707051222_1 using hcc1 version 606
28.02.2010 9:55:42 World Community Grid Restarting task X0000089891366200707051221_1 using hcc1 version 606
28.02.2010 9:55:42 World Community Grid Restarting task X0000089890946200706281411_1 using hcc1 version 606
28.02.2010 9:55:45 World Community Grid [error] Error reported by file upload server: can't open file
28.02.2010 9:55:45 World Community Grid [error] Error reported by file upload server: can't open file
28.02.2010 9:55:45 World Community Grid Temporarily failed upload of HFCC_s2_00145733_s2_0000_0_0: transient upload error
28.02.2010 9:55:45 World Community Grid Backing off 1 min 41 sec on upload of HFCC_s2_00145733_s2_0000_0_0
28.02.2010 9:55:45 World Community Grid Temporarily failed upload of HFCC_s2_00145733_s2_0000_0_1: transient upload error
28.02.2010 9:55:45 World Community Grid Backing off 1 min 40 sec on upload of HFCC_s2_00145733_s2_0000_0_1
28.02.2010 9:55:45 World Community Grid Started upload of HFCC_s2_00145733_s2_0000_0_2
28.02.2010 9:55:45 World Community Grid Started upload of HFCC_s2_00145733_s2_0000_0_3
28.02.2010 9:55:47 World Community Grid [error] Error reported by file upload server: can't open file
28.02.2010 9:55:47 World Community Grid [error] Error reported by file upload server: can't open file
28.02.2010 9:55:47 World Community Grid Temporarily failed upload of HFCC_s2_00145733_s2_0000_0_2: transient upload error
28.02.2010 9:55:47 World Community Grid Backing off 1 min 0 sec on upload of HFCC_s2_00145733_s2_0000_0_2
28.02.2010 9:55:47 World Community Grid Temporarily failed upload of HFCC_s2_00145733_s2_0000_0_3: transient upload error
28.02.2010 9:55:47 World Community Grid Backing off 1 min 0 sec on upload of HFCC_s2_00145733_s2_0000_0_3
28.02.2010 9:56:47 World Community Grid Started upload of HFCC_s2_00145733_s2_0000_0_2
28.02.2010 9:56:47 World Community Grid Started upload of HFCC_s2_00145733_s2_0000_0_3
28.02.2010 9:56:48 World Community Grid [error] Error reported by file upload server: can't open file
28.02.2010 9:56:48 World Community Grid Temporarily failed upload of HFCC_s2_00145733_s2_0000_0_2: transient upload error
28.02.2010 9:56:48 World Community Grid Backing off 1 min 0 sec on upload of HFCC_s2_00145733_s2_0000_0_2
28.02.2010 9:57:00 Project communication failed: attempting access to reference site
28.02.2010 9:57:00 World Community Grid Temporarily failed upload of HFCC_s2_00145733_s2_0000_0_3: HTTP error
28.02.2010 9:57:00 World Community Grid Backing off 1 min 0 sec on upload of HFCC_s2_00145733_s2_0000_0_3
28.02.2010 9:57:19 Internet access OK - project servers may be temporarily down.
28.02.2010 10:02:54 World Community Grid Started upload of HFCC_s2_00145733_s2_0000_0_0
28.02.2010 10:02:54 World Community Grid Started upload of HFCC_s2_00145733_s2_0000_0_1
28.02.2010 10:02:55 World Community Grid [error] Error reported by file upload server: can't open file
28.02.2010 10:02:55 World Community Grid [error] Error reported by file upload server: can't open file
28.02.2010 10:02:55 World Community Grid Temporarily failed upload of HFCC_s2_00145733_s2_0000_0_0: transient upload error
28.02.2010 10:02:55 World Community Grid Backing off 4 min 39 sec on upload of HFCC_s2_00145733_s2_0000_0_0
28.02.2010 10:02:55 World Community Grid Temporarily failed upload of HFCC_s2_00145733_s2_0000_0_1: transient upload error
28.02.2010 10:02:55 World Community Grid Backing off 1 min 24 sec on upload of HFCC_s2_00145733_s2_0000_0_1