Hello, I recently installed BOINC but I can't get it working, it says that I have 0.00 MB avalaible when in fact in the preferences I set 50 GB.
¿Can anyone help me?

Here I copy the messages I get:

06/09/2013 10:00:28 a.m.||Starting BOINC client version 6.10.58 for windows_intelx86
06/09/2013 10:00:28 a.m.||log flags: file_xfer, sched_ops, task
06/09/2013 10:00:28 a.m.||Libraries: libcurl/7.19.7 OpenSSL/0.9.8l zlib/1.2.3
06/09/2013 10:00:28 a.m.||Data directory: F:\
06/09/2013 10:00:28 a.m.||Running under account Juan
06/09/2013 10:00:28 a.m.||Processor: 2 AuthenticAMD AMD Athlon(tm) II X2 240 Processor [Family 16 Model 6 Stepping 2]
06/09/2013 10:00:28 a.m.||Processor: 1.00 MB cache
06/09/2013 10:00:28 a.m.||Processor features: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 htt pni cx16 syscall nx lm svm sse4a osvw ibs skinit wdt page1gb rdtscp 3dnowext 3dnow
06/09/2013 10:00:28 a.m.||OS: Microsoft Windows 7: Ultimate x86 Edition, Service Pack 1, (06.01.7601.00)
06/09/2013 10:00:28 a.m.||Memory: 1.75 GB physical, 3.50 GB virtual
06/09/2013 10:00:28 a.m.||Disk: 298.09 GB total, 100.63 GB free
06/09/2013 10:00:28 a.m.||Local time is UTC -3 hours
06/09/2013 10:00:28 a.m.||NVIDIA GPU 0: GeForce 8100 / nForce 720a (driver version 31106, CUDA version 5000, compute capability 1.1, 256MB, 19 GFLOPS peak)
06/09/2013 10:00:28 a.m.|fightmalaria@home|URL http://boinc.ucd.ie/fmah/; Computer ID 23767; resource share 100
06/09/2013 10:00:28 a.m.|Quake-Catcher Network|URL http://qcn.stanford.edu/sensor/; Computer ID 29735; resource share 100
06/09/2013 10:00:28 a.m.|World Community Grid|URL http://www.worldcommunitygrid.org/; Computer ID 2481160; resource share 100
06/09/2013 10:00:28 a.m.|Quake-Catcher Network|General prefs: from Quake-Catcher Network (last modified 06-Sep-2013 09:49:15)
06/09/2013 10:00:28 a.m.|Quake-Catcher Network|Host location: none
06/09/2013 10:00:28 a.m.|Quake-Catcher Network|General prefs: using your defaults
06/09/2013 10:00:28 a.m.||Reading preferences override file
06/09/2013 10:00:28 a.m.||Preferences:
06/09/2013 10:00:28 a.m.|| max memory usage when active: 895.62MB
06/09/2013 10:00:28 a.m.|| max memory usage when idle: 1612.12MB
06/09/2013 10:00:29 a.m.|| max disk usage: 100.00GB
06/09/2013 10:00:29 a.m.|| max download rate: 102400 bytes/sec
06/09/2013 10:00:29 a.m.|| max upload rate: 102400 bytes/sec
06/09/2013 10:00:29 a.m.|| (to change preferences, visit the web site of an attached project, or select Preferences in the Manager)
06/09/2013 10:00:29 a.m.||Not using a proxy
06/09/2013 10:00:29 a.m.||Suspending computation - initial delay
06/09/2013 10:02:30 a.m.|Quake-Catcher Network|Sending scheduler request: To fetch work.
06/09/2013 10:02:30 a.m.|Quake-Catcher Network|Requesting new tasks for CPU
06/09/2013 10:02:32 a.m.|Quake-Catcher Network|Scheduler request completed: got 0 new tasks
06/09/2013 10:02:32 a.m.|Quake-Catcher Network|Message from server: No tasks sent
06/09/2013 10:02:32 a.m.|Quake-Catcher Network|Message from server: QCN Sensor needs 95.37MB more disk space. You currently have 0.00 MB available and it needs 95.37 MB.
06/09/2013 10:02:37 a.m.|World Community Grid|Sending scheduler request: To fetch work.
06/09/2013 10:02:37 a.m.|World Community Grid|Requesting new tasks for GPU
06/09/2013 10:02:40 a.m.|World Community Grid|Scheduler request completed: got 0 new tasks
06/09/2013 10:02:40 a.m.|World Community Grid|Message from server: No tasks sent
06/09/2013 10:02:40 a.m.|World Community Grid|Message from server: No tasks are available for The Clean Energy Project - Phase 2
06/09/2013 10:02:40 a.m.|World Community Grid|Message from server: No tasks are available for FightAIDS@Home - Vina
06/09/2013 10:02:40 a.m.|World Community Grid|Message from server: No tasks are available for FightAIDS@Home - AutoDock
06/09/2013 10:02:40 a.m.|World Community Grid|Message from server: No tasks are available for Say No to Schistosoma
06/09/2013 10:02:40 a.m.|World Community Grid|Message from server: Project has no tasks available
06/09/2013 10:02:46 a.m.|fightmalaria@home|Sending scheduler request: To fetch work.
06/09/2013 10:02:46 a.m.|fightmalaria@home|Requesting new tasks for CPU
06/09/2013 10:02:48 a.m.|fightmalaria@home|Scheduler request completed: got 0 new tasks
06/09/2013 10:02:48 a.m.|fightmalaria@home|Message from server: No tasks sent
06/09/2013 10:02:48 a.m.|fightmalaria@home|Message from server: vina needs 95.37MB more disk space. You currently have 0.00 MB available and it needs 95.37 MB.
06/09/2013 10:04:00 a.m.|fightmalaria@home|Sending scheduler request: To fetch work.
06/09/2013 10:04:00 a.m.|fightmalaria@home|Requesting new tasks for GPU
06/09/2013 10:04:02 a.m.|fightmalaria@home|Scheduler request completed: got 0 new tasks
06/09/2013 10:04:02 a.m.|fightmalaria@home|Message from server: Project has no tasks available
06/09/2013 10:05:44 a.m.|World Community Grid|Sending scheduler request: To fetch work.
06/09/2013 10:05:44 a.m.|World Community Grid|Requesting new tasks for CPU
06/09/2013 10:05:46 a.m.|World Community Grid|Scheduler request completed: got 0 new tasks
06/09/2013 10:05:46 a.m.|World Community Grid|Message from server: No tasks sent
06/09/2013 10:05:46 a.m.|World Community Grid|Message from server: The Clean Energy Project - Phase 2 needs 2048.00MB more disk space. You currently have 0.00 MB available and it needs 2048.00 MB.
06/09/2013 10:05:46 a.m.|World Community Grid|Message from server: FightAIDS@Home - Vina needs 100.00MB more disk space. You currently have 0.00 MB available and it needs 100.00 MB.
06/09/2013 10:05:46 a.m.|World Community Grid|Message from server: FightAIDS@Home - AutoDock needs 300.00MB more disk space. You currently have 0.00 MB available and it needs 300.00 MB.
06/09/2013 10:05:46 a.m.|World Community Grid|Message from server: Say No to Schistosoma needs 100.00MB more disk space. You currently have 0.00 MB available and it needs 100.00 MB.
06/09/2013 10:08:49 a.m.|World Community Grid|Sending scheduler request: To fetch work.
06/09/2013 10:08:49 a.m.|World Community Grid|Requesting new tasks for CPU
06/09/2013 10:08:52 a.m.|World Community Grid|Scheduler request completed: got 0 new tasks
06/09/2013 10:08:52 a.m.|World Community Grid|Message from server: No tasks sent
06/09/2013 10:08:52 a.m.|World Community Grid|Message from server: No tasks are available for FightAIDS@Home - Vina
06/09/2013 10:08:52 a.m.|World Community Grid|Message from server: The Clean Energy Project - Phase 2 needs 2048.00MB more disk space. You currently have 0.00 MB available and it needs 2048.00 MB.
06/09/2013 10:08:52 a.m.|World Community Grid|Message from server: Say No to Schistosoma needs 100.00MB more disk space. You currently have 0.00 MB available and it needs 100.00 MB.
06/09/2013 10:08:52 a.m.|World Community Grid|Message from server: FightAIDS@Home - AutoDock needs 300.00MB more disk space. You currently have 0.00 MB available and it needs 300.00 MB.
06/09/2013 10:09:58 a.m.|fightmalaria@home|Sending scheduler request: To fetch work.
06/09/2013 10:09:58 a.m.|fightmalaria@home|Requesting new tasks for CPU
06/09/2013 10:10:00 a.m.|fightmalaria@home|Scheduler request completed: got 0 new tasks
06/09/2013 10:10:00 a.m.|fightmalaria@home|Message from server: No tasks sent
06/09/2013 10:10:00 a.m.|fightmalaria@home|Message from server: vina needs 95.37MB more disk space. You currently have 0.00 MB available and it needs 95.37 MB.
06/09/2013 10:14:56 a.m.|World Community Grid|Sending scheduler request: To fetch work.
06/09/2013 10:14:56 a.m.|World Community Grid|Requesting new tasks for CPU
06/09/2013 10:14:58 a.m.|World Community Grid|Scheduler request completed: got 0 new tasks
06/09/2013 10:14:58 a.m.|World Community Grid|Message from server: No tasks sent
06/09/2013 10:14:58 a.m.|World Community Grid|Message from server: No tasks are available for FightAIDS@Home - Vina
06/09/2013 10:14:58 a.m.|World Community Grid|Message from server: The Clean Energy Project - Phase 2 needs 2048.00MB more disk space. You currently have 0.00 MB available and it needs 2048.00 MB.
06/09/2013 10:14:58 a.m.|World Community Grid|Message from server: Say No to Schistosoma needs 100.00MB more disk space. You currently have 0.00 MB available and it needs 100.00 MB.
06/09/2013 10:14:58 a.m.|World Community Grid|Message from server: FightAIDS@Home - AutoDock needs 300.00MB more disk space. You currently have 0.00 MB available and it needs 300.00 MB.