[Debian Wiki] Update of "BOINC/Troubleshooting" by GuoYixuan

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The "BOINC/Troubleshooting" page has been changed by GuoYixuan:
http://wiki.debian.org/BOINC/Troubleshooting?action=diff&rev1=5&rev2=6

Comment:
Add an out-of-date warning, and comments on graphics section

  #language en
  
  <<Anchor(Troubleshooting)>>
+ 
+ Please note some information on this page may be out of date, and in need of updating.
  
  == Troubleshooting ==
  === Bug tracking ===
@@ -16, +18 @@

  On some platforms, e.g. SPARC and PowerPCs, some users have reported core dumps of the boinc client.  A backtrace lists the functions that were called. This only works for binaries that were compiled with the -g debug flag and are not stripped. Such are distributed with the boinc-dbg package. After its installation run boinc_client with the GNU Debugger gdb. This page [[HowToGetABacktrace|http://wiki.debian.org/HowToGetABacktrace]] has some detailed  instructions how to run gdb. Make sure to have shut down the system-wide  boinc_client by invoking "/etc/init.d/boinc-client stop" when debugging.
  
  === Graphics ===
+ (Graphics processes seem to be forked from boincmgr now, with user's uid instead of boinc-client's uid, so it works by default. Thus, the following is only useful for very old version of boinc.)
+ 
  Graphics '''are''' supported, but they won't show up by default. The X display needs to be accessible to the BOINC graphics processes in order to see the interesting graphics for, e.g., Einstein at Home, and it isn't by default.
  
  Your X display can be made accessible to all local UNIX socket connections, including the ones from BOINC, by running