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BOINC

FAQ Service (English)

 

Hello and welcome to the BOINC FAQ Service

This site contains various FAQs that have been generated by the BOINC community. They have been gathered together here in an organised manner to allow you to find solutions to common problems experienced by users of BOINC software and the various BOINC projects.

This site would not be possible without the help of: Cori, David, Dex, dotsch, Gundolf, Hermann, Jakob Creutzfeld, John McLeod VII, Jorden, Logan, Maurice, mo.v, Neil, Odysseus, Ozzfan, Rene Oskam, and Zelvuska.

Click a FAQ to view its contents. You can also click a category heading to view all the FAQs that are part of that category and you can sort any column by clicking the appropriate header.

FAQ Author Views Last Modified
English 01. General Questions and Answers
BOINC Merchandise Jorden 8229 25/07/2008 12:55:13
Can I have multiple CPUs work on the same task (workunit)? Ozzfan 18133 10/01/2007 03:37:30
Can I have my computer work on more than one workunit at a time? Ozzfan 13919 16/03/2007 22:01:15
Can I merge accounts? Jorden 16971 14/12/2006 16:42:41
CPID - Cross-Project Identifier Jorden 8585 03/07/2008 02:33:35
CPU - Register Acronyms Jorden 19077 05/04/2010 18:10:14
CPU - speed, options and such Jorden 1713 14/02/2010 01:54:39
I just upgraded to a multi-core/multi-CPU. How do I get BOINC to use all cores/CPUs? Ozzfan 15559 20/10/2008 23:46:33
Is BOINC available in Java? Jorden 8807 31/05/2008 10:03:54
Merge computers whose description have changed Jorden 12400 04/05/2007 18:38:58
OpenGL Jorden 8505 19/05/2008 02:01:09
Self Help: Links to Drivers. Jorden 14975 24/04/2010 08:31:02
Self Help: Screen saver problems. Jorden 16131 03/03/2010 22:09:06
Some BOINC 6.0 questions and answers. Jorden 12410 03/07/2008 02:02:11
Usefull BOINC add-ons and CPU/Memory testing tools. Jorden 15656 15/05/2009 20:47:57
What are credits? Can I use them? Jorden 21735 06/08/2009 13:05:05
What are the std*.txt files for? Jorden 4945 15/03/2009 02:51:47
What is an avatar? Jorden 13693 14/12/2006 00:13:41
What is Pending Validation? Jorden 913 10/05/2010 08:59:52
What is RAC? Jorden 14838 02/07/2010 17:28:12
What is Validate State Invalid? Jorden 880 10/05/2010 09:02:02
What is Virtual Memory and what are Page Faults? Jorden 7892 21/05/2008 12:49:22
Where can I get other help? Jorden 12924 25/08/2007 13:52:06
Where did all my tasks go? Ozzfan 13712 03/03/2010 22:19:29
Why is my task (WU) time taking unusually long to finish? Ozzfan 13980 10/01/2007 02:22:35
Windows is unable to shutdown BOINC.exe message upon Windows shutdown. Jorden 13377 26/12/2006 15:23:51
English 02. BOINC Account Managers
Account Manager, what is that? Jorden 9640 04/01/2007 17:16:21
BAM! Jorden 9805 13/12/2006 17:10:37
Grid Republic Jorden 9395 12/12/2006 23:33:44
English 03. BOINC Client Software Questions and Answers
BOINC 6: Advanced Local Preferences Jorden 13127 24/07/2008 18:12:36
BOINC command line switches Jorden 4841 06/04/2010 12:01:26
BOINC Installer: Error reading setup initialization file Jorden 1776 30/05/2010 01:32:22
BOINC Manager cannot connect to a client Jorden 10629 09/10/2008 19:22:31
BOINC? What is that? Jorden 17794 29/08/2007 15:27:06
BOINCCMD command line switches Jorden 4802 26/03/2010 20:16:51
Boinc_x.x.x_windows_intelx86.exe is not a valid Win32 application Jorden 2805 06/03/2010 15:47:28
Can I hide BOINC from view? Jorden 18979 15/12/2006 22:21:39
My Boinc says it is suspended. Now what? Jorden 17187 14/12/2006 22:48:36
Not requesting work or reporting results / Requesting 0 seconds of work, reporting 0 completed tasks? Jorden 19050 31/10/2007 14:31:51
Nvidia CUDA & ATI Stream (CAL) FAQ Jorden 37274 01/09/2010 04:26:48
OpenCL Jorden 511 14/08/2010 07:15:07
RAM requirements for BOINC. Jorden/Honza 18977 03/03/2010 22:26:40
Science applications continue running when I exit BOINC Manager. Jorden 1807 06/05/2010 15:38:34
Setting percentage of CPU Time, how does it work? (CPU throttling) Jorden 21661 16/04/2010 16:55:47
Simple explanation of the new work scheduler (version 5.8 and above). Jorden / John 16306 03/07/2008 02:20:39
Suspending computation - CPU usage is too high Jorden 2609 09/06/2010 09:47:35
The anonymous platform (app_info.xml), what does it do? How to properly get rid of it? Jorden 3465 11/10/2009 13:19:08
The Big BOINC 6 Answer Thread. Jorden / John 32987 14/05/2010 22:25:18
What does preempted/waiting mean? Jorden 16385 07/01/2007 20:44:23
What is Ready to report? Jorden 14331 07/11/2009 23:07:26
Where can I download BOINC? Jorden 16423 29/01/2007 17:15:00
Why does the "to completion time" go up? Jorden 3383 08/02/2010 17:44:33
Windows Installer error - Internal error 2755 .1601 Jorden 12414 29/06/2008 01:01:03
Windows Installer error 1327: Invalid drive letter Jorden 4039 17/12/2009 14:13:24
Windows Installer Error 1714: older version cannot be removed / BOINC.msi cannot be found / The feature you are trying to use is on a network resource that is unavailable. Jorden 24798 04/08/2010 05:21:31
Windows Installer Error 1905 Jorden 16772 04/08/2010 16:17:13
English 04. BOINC Terminology
BOINC Terminology: A. Jorden 11863 03/03/2010 22:28:57
BOINC Terminology: B. Jorden 10797 25/01/2007 19:37:53
BOINC Terminology: C. Jorden 11293 19/04/2007 00:22:37
BOINC Terminology: D. Jorden 11076 25/01/2007 19:38:18
BOINC Terminology: E. Jorden 11204 25/01/2007 19:38:28
BOINC Terminology: F. Jorden 10779 25/01/2007 19:38:40
BOINC Terminology: G. Jorden 11170 25/01/2007 19:38:52
BOINC Terminology: H. Jorden 10765 25/01/2007 19:39:09
BOINC Terminology: I. Jorden 10978 25/01/2007 19:39:22
BOINC Terminology: L. Jorden 10886 25/01/2007 19:39:35
BOINC Terminology: M. Jorden 10527 21/08/2008 17:16:27
BOINC Terminology: N. Jorden 10810 25/01/2007 19:40:02
BOINC Terminology: O. Jorden 10638 25/01/2007 19:40:15
BOINC Terminology: P. Jorden 10585 25/01/2007 19:40:27
BOINC Terminology: Q. Jorden 10702 25/01/2007 19:40:40
BOINC Terminology: R. Jorden 11796 22/04/2010 13:53:02
BOINC Terminology: S. Jorden 11072 25/01/2007 21:42:47
BOINC Terminology: T. Jorden 10785 02/03/2010 21:34:37
BOINC Terminology: U. Jorden 10537 25/01/2007 19:41:43
BOINC Terminology: V. Jorden 10772 25/01/2007 19:41:57
BOINC Terminology: W. Jorden 10798 02/03/2010 21:24:15
English 05. Project Questions and Answers
Can I attach multiple computers to one account? Jorden 8521 21/12/2006 19:25:51
Can I get the old SETI@Home screen saver back? Ozzfan 8429 13/01/2007 00:56:49
CPDN/BBC: Making a backup of your model. Jorden 6722 25/08/2007 13:53:35
Project Overcommited? Dex 7220 03/07/2008 02:47:48
What do I do if I "see a signal" on the Seti@Home screen saver? Jorden 4769 19/05/2008 02:13:01
English 06. BOINC Client Common Errors
00. Process exit codes 192 - 194 Jorden 12087 18/06/2008 17:45:43
01. Error code -100 to -110 explained. Jorden 21314 14/02/2008 23:20:15
02. Error code -111 to -120 explained. Jorden 20235 14/02/2008 23:20:21
03. Error code -121 to -130 explained. Jorden 19916 14/02/2008 23:20:28
04. Error code -131 to -140 explained Jorden 19057 14/02/2008 23:18:28
05. Error code -141 to -150 explained. Jorden 19054 14/02/2008 23:18:37
06. Error code -151 to -160 explained. Jorden 19206 14/02/2008 23:18:49
07. Error code -161 to -170 explained. Jorden 19333 14/02/2008 23:18:56
08. Error code -171 to -180 explained. Jorden 19387 14/02/2008 23:19:05
09. Error code -181 to -190 explained. Jorden 18980 01/02/2010 08:10:36
10. Error code -191 to -200 explained. Jorden 19015 14/02/2008 23:19:21
11. Error code -201 to -210 explained. Jorden 19194 06/02/2010 23:42:49
12. Error code -211 to -220 explained. Jorden 18634 14/02/2008 23:19:35
13. Error code -221 to -230 explained. Jorden 19019 18/06/2008 17:48:54
14. Error code -231 to -240 explained. Jorden 7759 04/10/2009 09:50:44
Application failed to initialize properly (0xc0150004) Jorden 5287 26/09/2009 02:46:13
Authorization failure -155 Jorden 13772 26/05/2008 18:53:41
BOINC Manager pop-up: Communicating with client, please wait Jorden 2934 10/03/2010 12:10:29
Can't rename state file; The process cannot access the file because it is being used by another process. (0x20) Jorden 4850 11/10/2009 13:20:24
error code -1073741502 (0xffffffffc0000142) / error code -1073741502 (0xc0000142) Jorden 14523 14/02/2008 23:16:29
Error codes: Other BOINC errors Jorden 21983 25/11/2009 08:08:35
Exit code -1073741502 (0xC0000142) - Einstein Jorden 16572 23/09/2007 14:06:14
exit code -1073741510 (0xc000013a) (On Windows Vista) Jorden 23897 22/05/2008 11:11:16
exit code -1073741795 (0xc000001d) Jorden 4713 02/11/2009 20:37:32
exit code -1073741811 (0xc000000d) Jorden 16566 02/10/2007 00:21:49
Exit code -1073741819 (0xC0000005) - Einstein only (S5R1-5 runs only!) Jorden 16201 02/04/2010 11:25:56
Fixing: The COM+ Event System failed to fire the ConnectionLost method on subscription {A8EDB33C-55FF-4D5D-965A-27769CC279AD}. The subscriber returned HRESULT 80010105. Jorden 23051 26/05/2008 18:36:44
HTTP Error 0 Jorden 16868 30/08/2007 23:11:37
Message from server: Completed {task name} refused: result already reported as success Jorden 2623 17/03/2010 08:25:40
Message from server: Incomplete request received. Jorden 11337 03/07/2008 17:25:12
No URL for file transfer of {application name} Jorden 15486 21/09/2007 21:41:03
Process got signal 11 Jorden 10816 12/09/2008 15:15:34
Project communication failed: attempting access to reference site. Access to reference site succeeded - project servers may be temporarily down. Jorden 16107 12/02/2008 07:10:10
Project Scheduler request failed: Couldn't resolve host name Jorden 2941 09/03/2010 09:25:08
Scheduler request failed: Error 417 Jorden 5268 11/02/2010 14:30:13
Scheduler request failed: Failed sending data to the peer Jorden 12855 09/03/2010 09:24:41
Scheduler request failed: HTTP internal server error Jorden 4362 25/11/2009 11:41:03
Scheduler request failed: Server returned nothing (no headers, no data) Jorden 2885 05/03/2010 09:20:42
Signals list used in BOINC. Jorden 18489 24/03/2010 19:22:17
Time of day Jorden 18103 14/03/2007 13:29:57
Waiting for memory (5.8 and above) Jorden 17922 14/03/2007 13:25:52
English 07. How To?
How can I add my BOINC stats to my Facebook profile? Neil 13047 06/11/2007 23:18:52
How can I get my BOINC stats on my desktop? Neil 17747 26/09/2007 15:48:13
How can I make a BOINC screen saver? Jorden 15622 19/01/2007 11:41:56
How do I completely uninstall BOINC 6 on Windows / Uninstall to prepare for reinstall? Jorden 7925 11/12/2009 06:56:13
How do I configure my client using the cc_config.xml file? Jorden 29760 26/07/2010 18:36:19
How do I copy BOINC's files over the old installation or do a Network install of BOINC? Jorden 14885 20/01/2007 07:08:43
How do I get a statistics bar in my signature? Jorden 16036 17/01/2008 02:05:25
How do I install BOINC and attach to a project in Windows? Jorden 15674 20/01/2007 06:24:41
How do I install BOINC and attach to a project on the Mac? Jorden & David 14538 25/02/2007 12:01:58
How do I install BOINC in Debian Linux? Jorden 15495 19/01/2007 11:40:59
How do I install BOINC in Linux? (general install for advanced user) Jorden 16509 23/06/2008 12:47:31
How do I set up BOINC with the Exclusive Application option? Jorden 5449 29/06/2009 14:25:52
How do I set up the Preferences Override File? Jorden 15387 03/02/2007 02:23:01
How to add usernames to the BOINC groups under Basic and Home versions of Windows? Jorden 5134 08/12/2009 17:09:27
How to change the installation drive on the Macintosh? Jorden 8301 02/10/2008 10:44:27
How to compile your own BOINC version for Linux/Unix? Jorden 13270 03/07/2007 13:58:57
How to compile your own BOINC version for Windows? Jorden 12977 04/07/2007 18:34:07
How to compile your own BOINC version on Macintosh OS X? Jorden 13379 03/07/2007 14:02:12
How to completely clean out drivers of GPUs you do not use anymore? Jorden 1021 03/06/2010 01:11:30
How to control a remote host? Jorden 6710 25/06/2009 12:04:03
How to control a service install of BOINC (Windows)? Jorden 11152 21/05/2008 02:11:26
How to exit BOINC when running as a service (6.2 and above)? Jorden 7586 02/12/2008 11:40:26
How to fix broken URLs in BOINC 5.10 and higher. Jorden 13181 04/06/2007 16:32:55
How to get graphics / the screen saver on a service install? Jorden 11336 17/04/2008 13:42:49
How to get graphics working in Linux? Jorden 10155 23/06/2008 15:20:38
How to install BOINC as a service (BOINC 5 series) on Windows? Jorden 10407 27/06/2008 14:16:35
How to install BOINC as a service (BOINC 6 series) on Windows? Jorden 20117 12/08/2010 07:35:20
How to install BOINC on Windows Vista? Jorden 11659 30/05/2008 12:24:14
How to make a log file with the BOINC installer? (Windows, Alpha and debug) Jorden 6806 08/05/2009 12:58:11
How to manual report results at Drugdiscovery@home.com? Jorden 4645 27/07/2009 22:48:55
How to move the page file and information about its size. Jorden 9491 02/07/2008 16:01:46
How to post with full details on what your connection does? Jorden 11966 11/02/2008 18:36:11
How to recognize errors? Jorden 12353 26/09/2007 15:49:16
How to Reset the Result Duration Correction Factor? Jorden 11279 25/02/2009 07:59:15
How to revert to an older HostID number? Jorden 11189 16/01/2008 22:38:37
How to run BOINC only when the computer is idle? Jorden 2379 18/08/2010 05:13:28
How to set up BOINC for use on multiprocessor systems? Jorden 11904 02/07/2008 23:48:05
How to set up BOINC with a separate Data directory? Jorden 13266 23/11/2009 16:17:43
How to set up your default browser in Linux? Jorden 12986 25/08/2007 14:14:17
How to set up your default browser in Windows? Jorden 13077 03/06/2010 07:32:38
How to set up your default browser on the Mac? Jorden 12677 25/08/2007 14:00:57
English 08. Project Application Errors
boinc_graphics_make_shmem failed: 2 Jorden 1861 07/02/2010 00:50:41
Breakpoint Encountered (0x80000003) at address 0x77F767CD Jorden 6078 13/01/2009 12:38:33
Can’t create shared memory: system shmget (Macintosh) Odysseus 10730 16/09/2007 22:28:07
CreateProcess() failed - Access is denied. (0x5) Jorden 8047 05/12/2009 20:49:43
Einstein - Exit code 10 Jorden 10337 12/08/2007 23:59:53
Einstein - Exit Code 99 Jorden 10800 12/08/2007 23:58:28
Einstein - Exit codes -1,0,1 Jorden 10516 13/08/2007 00:01:35
Error 107 Jorden 11232 19/12/2006 11:30:26
exit code -1 (0xffffffff) Jorden 8764 09/05/2008 23:49:52
exit code -4 (0xfffffffc) Jorden 7722 25/06/2008 15:33:50
exit code 1073807364 (0x40010004) (on Windows Vista) Jorden 10135 22/05/2008 11:10:36
Exit Codes Jorden 8332 21/12/2006 13:44:38
Incorrect function. (0x1) - exit code 1 (0x1) Jorden 5440 13/12/2009 17:21:29
Maximum disk space exceeded Jorden 8425 19/05/2008 02:34:43
Maximum elapsed time exceeded Jorden 8751 11/04/2009 13:22:07
process exited with code 193 (0xc1) Jorden 11322 26/08/2007 23:08:38
process exited with code 22 (0x16, -234) Jorden 11255 26/09/2007 15:45:17
process exited with code 4 Jorden 10400 02/10/2007 00:22:41
Result '(result)' exited with zero status but no 'finished' file/Task (task) exited with a DLL initialization error/Unrecoverable error for result (task) (too many exit(0)s) Jorden 9734 07/12/2009 16:34:31
SETI@Home Informational message -9 result overflow Jorden 8753 19/05/2008 02:39:52
Signal 8 / Error 38 / Linux Jorden 7673 14/08/2008 14:37:06
Some CUDA questions and answers Jorden 7429 14/01/2009 01:15:49
Unrecoverable error for result "result" (- exit code -1073741819 (0xc0000005)) Jorden 13478 14/08/2008 11:48:21
Unrecoverable error for result "result" (There are no child processes to wait for. (0x80) - exit code 128 (0x80)) Jorden 11254 10/11/2009 13:00:30
English 09. Project Tips and Tricks
Explanation of Malariacontrol.net tasks Jorden 5585 26/03/2008 22:12:12
How to disable Seti CUDA? Jorden 5972 07/03/2009 10:53:19
How to do Seti Enhanced work only? Jorden 4706 19/05/2009 14:35:32
Run Seti Enhanced on Fermi class GPUs (4xx) (Advanced users) Richard Haselgrove 1453 05/06/2010 23:13:07
Seti screen saver: Working with password protection Jorden 6035 21/04/2008 14:14:02
SETI: Installing an optimised application (modem users: contains 31 images) Richard H. & Mark S. 7074 07/10/2008 01:20:39
What is the Einstein screen saver showing? Jorden 6031 19/05/2008 02:17:36
What is the Malariacontrol.net screen saver showing? Jorden 5298 19/05/2008 18:13:32
What is the Seti screen saver showing? Jorden 5901 19/05/2008 09:25:43
English 10. Account Trouble
How to log in when you forgot your password? Jorden 6349 26/07/2007 17:41:59
Two accounts, change the email address from one to the other. Jorden 2774 12/04/2009 01:35:25
Two accounts, how to post with the one you're getting credit on? Jorden 3343 12/04/2009 01:36:13
English 11. Projects
ABC@home Jorden 17674 01/02/2010 08:17:41
Almeregrid Testgrid Jorden 11401 13/04/2008 12:41:50
Aqua@Home Jorden 7316 13/12/2008 20:40:22
BOINC Alpha Test Jorden 17100 13/12/2006 15:16:05
BRaTS@Home Jorden 15194 01/02/2010 08:25:09
BURP Jorden 16708 13/12/2006 15:12:49
Chess960@Home Jorden 16753 16/12/2006 01:59:06
Clean Energy Project Jorden 14054 01/02/2010 08:27:18
Climate Prediction Jorden 16686 13/12/2006 15:22:51
Climateprediction.net Beta Jorden 14263 21/01/2008 17:10:47
Collatz Conjecture Jorden 12434 01/02/2010 08:15:33
Computational Structural Biology Jorden 9804 01/02/2010 08:33:24
Cosmology@Home Jorden 14505 25/10/2007 22:29:38
Docking@Home Jorden 16558 01/02/2010 08:31:39
DrugDiscovery@Home.com Jorden 3663 11/10/2009 13:26:18
Einstein@Home Jorden 17474 17/03/2010 07:28:24
Enigma@Home Jorden 14110 15/10/2007 11:10:28
FreeHAL@Home Jorden 7722 01/02/2010 08:38:06
Gerasim@Home Jorden 14984 01/02/2010 08:39:26
GPUGRID Jorden 14285 01/02/2010 09:09:28
Hydrogen@Home Jorden 14459 23/03/2008 18:03:40
IBERCIVIS Jorden 11377 08/04/2008 22:04:50
Lattice Project Jorden 13974 12/06/2007 15:50:41
Leiden Classical Jorden 15842 13/12/2006 20:54:29
LHC@Home Jorden 16852 04/09/2007 18:27:38
Malaria Control Jorden 15859 24/04/2008 19:52:13
Milkyway@Home Jorden 13757 01/02/2010 08:49:22
MindModeling@Home Jorden 12083 01/02/2010 08:52:31
Orbit@Home Jorden 16331 25/06/2008 11:59:29
Pirates@Home Jorden 16577 22/09/2007 04:50:01
Pizza@Home Jorden 14030 19/09/2007 22:52:45
POEM@Home Jorden 12939 18/10/2007 23:52:59
Predictor@Home Jorden 15989 10/07/2008 10:39:23
Primates@Home Jorden 10739 01/02/2010 09:01:32
PrimeGrid Jorden 15806 04/09/2007 18:37:43
Quake Catcher Network Alpha test (QCN) Jorden 11667 20/03/2008 23:04:53
Quantum Monte Carlo at Home (QMC@Home) Jorden 15904 08/09/2007 00:33:21
RALPH@Home Jorden 16296 01/02/2010 09:12:29
Rectilinear Crossing No. Jorden 15233 13/12/2006 21:35:09
RenderFarm@Home Jorden 15713 04/09/2007 18:43:39
Reversi Jorden 9575 26/06/2008 23:10:43
Rosetta@Home Jorden 16659 25/09/2007 09:16:08
Seti Beta Jorden 16785 01/02/2010 09:20:20
SETI@Home / Astropulse Jorden 17567 01/02/2010 09:21:16
SHA-1 Collision Search Graz Jorden 13343 01/02/2010 09:21:56
SIMAP Jorden 15489 22/09/2007 06:09:30
Spinhenge@home Jorden 15817 13/12/2006 22:09:32
Superlink@Technion Jorden 13379 17/12/2007 11:17:05
SZTAKI Desktop Grid Jorden 15814 13/12/2006 22:16:28
SZTAKI Desktop Grid Research Facility Jorden 13092 13/09/2007 16:00:58
uFluids Jorden 15291 04/09/2007 18:45:31
UH Virtual Prairie Jorden 10711 03/04/2008 17:04:10
VTU@Home Jorden 15408 15/09/2007 01:42:56
WEP-M+2 Project Jorden 15702 22/02/2007 22:49:44
World Community Grid Jorden 15993 01/02/2010 09:35:18
Yoyo@Home Jorden 13476 25/08/2007 17:22:16
English 13. Third Party Software
BOINC Manager 6.10.76 Jorden 731 26/04/2010 22:38:43
BOINC Manager 6.7.76 Jorden 536 13/04/2010 14:31:44
BOINC TThrottle Jorden 551 14/05/2010 09:10:05
BOINCTasks - alternative BOINC Manager Jorden 564 14/05/2010 09:05:03
English 15. Other links to BOINC related pages
Tutta55's Lair - Links to projects old and new Jorden 5691 06/10/2007 23:58:57
zombie67's list of BOINC projects Jorden 5971 17/11/2007 12:01:57
English 21. FAQ Software Updates and Future Additions.
BOINC FAQ Service expansion Jorden 4696 08/05/2008 01:02:42
MundayWeb FAQ Software 2.0 Jorden 7296 10/01/2007 12:06:02
 

Copyright © Neil Munday 2008