[Bug 60394] Re: screensaver starts but shows only a black screen

2009-01-04 Thread heindsight
I'm having the same problem on my laptop running Hardy. Screensaver
previews work fine, but when I lock the screen, or when the screensaver
activates when the machine is idle or when I run gnome-screensaver-
command -a I only get a blank screen.

At first I thought the problem was due to some misconfiguration in my
user account, so I created a new user, but when I log in using that new
account the problem persists.

I chose the "pictures folder" screensaver in the screensaver properties dialog 
and tried doing:
gnome-screensaver-command -a && ps ax 
I would have expected to see some mention of 
/usr/lib/gnome-screensaver/gnome-screensaver/slideshow in the output, but it's 
not there (i tried the same with various different screensavers all with the 
same result).

For what it's worth, my graphics card is an Intel 82852/855GM Integrated
Graphics Device (rev 02) using the i810 driver (the newer intel driver
is rather buggy) and I have all desktop effects disabled.

-- 
screensaver starts but shows only a black screen
https://bugs.launchpad.net/bugs/60394
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[Bug 60394] Re: screensaver starts but shows only a black screen

2009-01-04 Thread heindsight
I forgot to mention, I've been running Ubuntu on this laptop for a bit
over two years, never had this problem when I was running Dapper, Edgy,
Fiesty or Gutsy...

-- 
screensaver starts but shows only a black screen
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[Bug 60394] Re: screensaver starts but shows only a black screen

2009-01-05 Thread heindsight
I think I know what's going on. I managed to turn on gnome-screensaver
debugging on login (I had to rename /usr/bin/gnome-screensaver and
replace it with a script that launches gnome-screensaver with debugging
enabled.

Comparing the debug output from when the screensaver worked to when it doesn't 
I noticed that when the screensaver wasn't working the output contained lines 
like:
[listener_add_ref_entry] gs-listener-dbus.c:723 (13:48:37):  adding throttler 
from Power screensaver for reason 'On battery power' on connection :1.6
and
[manager_maybe_start_job_for_window] gs-manager.c:215 (13:48:53):Not 
starting job because throttled

There is no mention of throttling in the debug output when the
screensaver does work correctly. So it seems that gnome-screensaver is
only blanking the screen because it thinks the machine is running on
battery power (it's not - i'm running on AC). I tried pulling out the
power cable and plugging it back in, after which the screensaver was
worked correctly.

This would seem to indicate that the problem is not with gnome-
screensaver but somewhere else. Perhaps in gnome-power-manager.

-- 
screensaver starts but shows only a black screen
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[Bug 60394] Re: screensaver starts but shows only a black screen

2009-01-05 Thread heindsight
I thought I'd try to get to the bottom of this by killing gnome-screensaver, 
running
gnome-screensaver --no-daemon --debug > screensaver.debug 2>&1
and then doing gnome-screensaver-command -a
but when I did that, the screensaver worked correctly. I did some more 
experimentation and found that if I kill gnome-screensaver and start it again 
manually, then it works correctly.

If I can find out where gnome-screensaver gets started on login I could
change that to enable debugging and see if that gets me any closer to an
anwer.

-- 
screensaver starts but shows only a black screen
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[Bug 247644] Re: Nautilus crashes on symlink loops

2008-07-11 Thread heindsight
** Description changed:

  Binary package hint: nautilus
  
  I have a directory in which I created a symlink loop (to test a script I'm 
working on for finding and cleaning up duplicate files).
  Today I (accidentally) opened this directory with nautilus, causing it to 
crash trying to resolve the symlinks.
  
  I would have expected Nautilus to be able to detect the loop and display
  the links as broken symlinks.
  
  This happens both on AMD64 Gutsy (nautilus version 1:2.20.0-0ubuntu7.1)
  and on 32bit Hardy (nautilus version 1:2.22.3-0ubuntu2)
+ 
+ to duplicate:
+ $ mkdir test
+ $ cd test
+ $ ln -s s1 s2
+ $ ln -s s2 s1
+ 
+ Open the directory test in Nautilus

-- 
Nautilus crashes on symlink loops
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[Bug 247644] [NEW] Nautilus crashes on symlink loops

2008-07-11 Thread heindsight
Public bug reported:

Binary package hint: nautilus

I have a directory in which I created a symlink loop (to test a script I'm 
working on for finding and cleaning up duplicate files).
Today I (accidentally) opened this directory with nautilus, causing it to crash 
trying to resolve the symlinks.

I would have expected Nautilus to be able to detect the loop and display
the links as broken symlinks.

This happens both on AMD64 Gutsy (nautilus version 1:2.20.0-0ubuntu7.1)
and on 32bit Hardy (nautilus version 1:2.22.3-0ubuntu2)

** Affects: nautilus (Ubuntu)
 Importance: Undecided
 Status: New

-- 
Nautilus crashes on symlink loops
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[Bug 247921] Re: nautilus crashed with SIGSEGV in pthread_mutex_lock()

2008-08-14 Thread heindsight
I couldn't get a complete backtrace. Nautilus seems to go into an
infinite recursion before the crash and gdb crashes after printing the
first 58203 stack frames. So, instead of uploading an 11MB file here, I
just printed the innermost 21 frames. The pattern that can be seen here
continues all the way down the stack (or at least as far as gdb will
go). I tried to get the outermost few stack frames as well, but that
also causes gdb to crash.

** Attachment added: "gdb-nautilus.txt"
   http://launchpadlibrarian.net/16775063/gdb-nautilus.txt

-- 
nautilus crashed with SIGSEGV in pthread_mutex_lock()
https://bugs.launchpad.net/bugs/247921
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[Bug 247644] Re: Nautilus crashes on symlink loops

2008-07-11 Thread heindsight
** Description changed:

  Binary package hint: nautilus
  
  I have a directory in which I created a symlink loop (to test a script I'm 
working on for finding and cleaning up duplicate files).
  Today I (accidentally) opened this directory with nautilus, causing it to 
crash trying to resolve the symlinks.
  
  I would have expected Nautilus to be able to detect the loop and display
  the links as broken symlinks.
  
  This happens both on AMD64 Gutsy (nautilus version 1:2.20.0-0ubuntu7.1)
  and on 32bit Hardy (nautilus version 1:2.22.3-0ubuntu2)
+ 
+ to duplicate:
+ $ mkdir test
+ $ cd test
+ $ ln -s s1 s2
+ $ ln -s s2 s1
+ 
+ Open the directory test in Nautilus

-- 
Nautilus crashes on symlink loops
https://bugs.launchpad.net/bugs/247644
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[Bug 247644] [NEW] Nautilus crashes on symlink loops

2008-07-11 Thread heindsight
Public bug reported:

Binary package hint: nautilus

I have a directory in which I created a symlink loop (to test a script I'm 
working on for finding and cleaning up duplicate files).
Today I (accidentally) opened this directory with nautilus, causing it to crash 
trying to resolve the symlinks.

I would have expected Nautilus to be able to detect the loop and display
the links as broken symlinks.

This happens both on AMD64 Gutsy (nautilus version 1:2.20.0-0ubuntu7.1)
and on 32bit Hardy (nautilus version 1:2.22.3-0ubuntu2)

** Affects: nautilus (Ubuntu)
 Importance: Undecided
 Status: New

-- 
Nautilus crashes on symlink loops
https://bugs.launchpad.net/bugs/247644
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[Bug 247921] Re: nautilus crashed with SIGSEGV in pthread_mutex_lock()

2008-08-14 Thread heindsight
I couldn't get a complete backtrace. Nautilus seems to go into an
infinite recursion before the crash and gdb crashes after printing the
first 58203 stack frames. So, instead of uploading an 11MB file here, I
just printed the innermost 21 frames. The pattern that can be seen here
continues all the way down the stack (or at least as far as gdb will
go). I tried to get the outermost few stack frames as well, but that
also causes gdb to crash.

** Attachment added: "gdb-nautilus.txt"
   http://launchpadlibrarian.net/16775063/gdb-nautilus.txt

-- 
nautilus crashed with SIGSEGV in pthread_mutex_lock()
https://bugs.launchpad.net/bugs/247921
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[Bug 60394] Re: screensaver starts but shows only a black screen

2009-01-04 Thread heindsight
I'm having the same problem on my laptop running Hardy. Screensaver
previews work fine, but when I lock the screen, or when the screensaver
activates when the machine is idle or when I run gnome-screensaver-
command -a I only get a blank screen.

At first I thought the problem was due to some misconfiguration in my
user account, so I created a new user, but when I log in using that new
account the problem persists.

I chose the "pictures folder" screensaver in the screensaver properties dialog 
and tried doing:
gnome-screensaver-command -a && ps ax 
I would have expected to see some mention of 
/usr/lib/gnome-screensaver/gnome-screensaver/slideshow in the output, but it's 
not there (i tried the same with various different screensavers all with the 
same result).

For what it's worth, my graphics card is an Intel 82852/855GM Integrated
Graphics Device (rev 02) using the i810 driver (the newer intel driver
is rather buggy) and I have all desktop effects disabled.

-- 
screensaver starts but shows only a black screen
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[Bug 60394] Re: screensaver starts but shows only a black screen

2009-01-04 Thread heindsight
I forgot to mention, I've been running Ubuntu on this laptop for a bit
over two years, never had this problem when I was running Dapper, Edgy,
Fiesty or Gutsy...

-- 
screensaver starts but shows only a black screen
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[Bug 60394] Re: screensaver starts but shows only a black screen

2009-01-05 Thread heindsight
I think I know what's going on. I managed to turn on gnome-screensaver
debugging on login (I had to rename /usr/bin/gnome-screensaver and
replace it with a script that launches gnome-screensaver with debugging
enabled.

Comparing the debug output from when the screensaver worked to when it doesn't 
I noticed that when the screensaver wasn't working the output contained lines 
like:
[listener_add_ref_entry] gs-listener-dbus.c:723 (13:48:37):  adding throttler 
from Power screensaver for reason 'On battery power' on connection :1.6
and
[manager_maybe_start_job_for_window] gs-manager.c:215 (13:48:53):Not 
starting job because throttled

There is no mention of throttling in the debug output when the
screensaver does work correctly. So it seems that gnome-screensaver is
only blanking the screen because it thinks the machine is running on
battery power (it's not - i'm running on AC). I tried pulling out the
power cable and plugging it back in, after which the screensaver was
worked correctly.

This would seem to indicate that the problem is not with gnome-
screensaver but somewhere else. Perhaps in gnome-power-manager.

-- 
screensaver starts but shows only a black screen
https://bugs.launchpad.net/bugs/60394
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[Bug 60394] Re: screensaver starts but shows only a black screen

2009-01-05 Thread heindsight
I thought I'd try to get to the bottom of this by killing gnome-screensaver, 
running
gnome-screensaver --no-daemon --debug > screensaver.debug 2>&1
and then doing gnome-screensaver-command -a
but when I did that, the screensaver worked correctly. I did some more 
experimentation and found that if I kill gnome-screensaver and start it again 
manually, then it works correctly.

If I can find out where gnome-screensaver gets started on login I could
change that to enable debugging and see if that gets me any closer to an
anwer.

-- 
screensaver starts but shows only a black screen
https://bugs.launchpad.net/bugs/60394
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[Bug 247644] Re: Nautilus crashes on symlink loops

2008-07-11 Thread heindsight
** Description changed:

  Binary package hint: nautilus
  
  I have a directory in which I created a symlink loop (to test a script I'm 
working on for finding and cleaning up duplicate files).
  Today I (accidentally) opened this directory with nautilus, causing it to 
crash trying to resolve the symlinks.
  
  I would have expected Nautilus to be able to detect the loop and display
  the links as broken symlinks.
  
  This happens both on AMD64 Gutsy (nautilus version 1:2.20.0-0ubuntu7.1)
  and on 32bit Hardy (nautilus version 1:2.22.3-0ubuntu2)
+ 
+ to duplicate:
+ $ mkdir test
+ $ cd test
+ $ ln -s s1 s2
+ $ ln -s s2 s1
+ 
+ Open the directory test in Nautilus

-- 
Nautilus crashes on symlink loops
https://bugs.launchpad.net/bugs/247644
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Desktop Bugs, which is subscribed to nautilus in ubuntu.

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[Bug 247644] [NEW] Nautilus crashes on symlink loops

2008-07-11 Thread heindsight
Public bug reported:

Binary package hint: nautilus

I have a directory in which I created a symlink loop (to test a script I'm 
working on for finding and cleaning up duplicate files).
Today I (accidentally) opened this directory with nautilus, causing it to crash 
trying to resolve the symlinks.

I would have expected Nautilus to be able to detect the loop and display
the links as broken symlinks.

This happens both on AMD64 Gutsy (nautilus version 1:2.20.0-0ubuntu7.1)
and on 32bit Hardy (nautilus version 1:2.22.3-0ubuntu2)

** Affects: nautilus (Ubuntu)
 Importance: Undecided
 Status: New

-- 
Nautilus crashes on symlink loops
https://bugs.launchpad.net/bugs/247644
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Desktop Bugs, which is subscribed to nautilus in ubuntu.

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[Bug 247921] Re: nautilus crashed with SIGSEGV in pthread_mutex_lock()

2008-08-14 Thread heindsight
I couldn't get a complete backtrace. Nautilus seems to go into an
infinite recursion before the crash and gdb crashes after printing the
first 58203 stack frames. So, instead of uploading an 11MB file here, I
just printed the innermost 21 frames. The pattern that can be seen here
continues all the way down the stack (or at least as far as gdb will
go). I tried to get the outermost few stack frames as well, but that
also causes gdb to crash.

** Attachment added: "gdb-nautilus.txt"
   http://launchpadlibrarian.net/16775063/gdb-nautilus.txt

-- 
nautilus crashed with SIGSEGV in pthread_mutex_lock()
https://bugs.launchpad.net/bugs/247921
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[Bug 60394] Re: screensaver starts but shows only a black screen

2009-01-04 Thread heindsight
I'm having the same problem on my laptop running Hardy. Screensaver
previews work fine, but when I lock the screen, or when the screensaver
activates when the machine is idle or when I run gnome-screensaver-
command -a I only get a blank screen.

At first I thought the problem was due to some misconfiguration in my
user account, so I created a new user, but when I log in using that new
account the problem persists.

I chose the "pictures folder" screensaver in the screensaver properties dialog 
and tried doing:
gnome-screensaver-command -a && ps ax 
I would have expected to see some mention of 
/usr/lib/gnome-screensaver/gnome-screensaver/slideshow in the output, but it's 
not there (i tried the same with various different screensavers all with the 
same result).

For what it's worth, my graphics card is an Intel 82852/855GM Integrated
Graphics Device (rev 02) using the i810 driver (the newer intel driver
is rather buggy) and I have all desktop effects disabled.

-- 
screensaver starts but shows only a black screen
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[Bug 60394] Re: screensaver starts but shows only a black screen

2009-01-04 Thread heindsight
I forgot to mention, I've been running Ubuntu on this laptop for a bit
over two years, never had this problem when I was running Dapper, Edgy,
Fiesty or Gutsy...

-- 
screensaver starts but shows only a black screen
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[Bug 60394] Re: screensaver starts but shows only a black screen

2009-01-05 Thread heindsight
I think I know what's going on. I managed to turn on gnome-screensaver
debugging on login (I had to rename /usr/bin/gnome-screensaver and
replace it with a script that launches gnome-screensaver with debugging
enabled.

Comparing the debug output from when the screensaver worked to when it doesn't 
I noticed that when the screensaver wasn't working the output contained lines 
like:
[listener_add_ref_entry] gs-listener-dbus.c:723 (13:48:37):  adding throttler 
from Power screensaver for reason 'On battery power' on connection :1.6
and
[manager_maybe_start_job_for_window] gs-manager.c:215 (13:48:53):Not 
starting job because throttled

There is no mention of throttling in the debug output when the
screensaver does work correctly. So it seems that gnome-screensaver is
only blanking the screen because it thinks the machine is running on
battery power (it's not - i'm running on AC). I tried pulling out the
power cable and plugging it back in, after which the screensaver was
worked correctly.

This would seem to indicate that the problem is not with gnome-
screensaver but somewhere else. Perhaps in gnome-power-manager.

-- 
screensaver starts but shows only a black screen
https://bugs.launchpad.net/bugs/60394
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[Bug 60394] Re: screensaver starts but shows only a black screen

2009-01-05 Thread heindsight
I thought I'd try to get to the bottom of this by killing gnome-screensaver, 
running
gnome-screensaver --no-daemon --debug > screensaver.debug 2>&1
and then doing gnome-screensaver-command -a
but when I did that, the screensaver worked correctly. I did some more 
experimentation and found that if I kill gnome-screensaver and start it again 
manually, then it works correctly.

If I can find out where gnome-screensaver gets started on login I could
change that to enable debugging and see if that gets me any closer to an
anwer.

-- 
screensaver starts but shows only a black screen
https://bugs.launchpad.net/bugs/60394
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[Bug 247644] Re: Nautilus crashes on symlink loops

2008-07-11 Thread heindsight
** Description changed:

  Binary package hint: nautilus
  
  I have a directory in which I created a symlink loop (to test a script I'm 
working on for finding and cleaning up duplicate files).
  Today I (accidentally) opened this directory with nautilus, causing it to 
crash trying to resolve the symlinks.
  
  I would have expected Nautilus to be able to detect the loop and display
  the links as broken symlinks.
  
  This happens both on AMD64 Gutsy (nautilus version 1:2.20.0-0ubuntu7.1)
  and on 32bit Hardy (nautilus version 1:2.22.3-0ubuntu2)
+ 
+ to duplicate:
+ $ mkdir test
+ $ cd test
+ $ ln -s s1 s2
+ $ ln -s s2 s1
+ 
+ Open the directory test in Nautilus

-- 
Nautilus crashes on symlink loops
https://bugs.launchpad.net/bugs/247644
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[Bug 247644] [NEW] Nautilus crashes on symlink loops

2008-07-11 Thread heindsight
Public bug reported:

Binary package hint: nautilus

I have a directory in which I created a symlink loop (to test a script I'm 
working on for finding and cleaning up duplicate files).
Today I (accidentally) opened this directory with nautilus, causing it to crash 
trying to resolve the symlinks.

I would have expected Nautilus to be able to detect the loop and display
the links as broken symlinks.

This happens both on AMD64 Gutsy (nautilus version 1:2.20.0-0ubuntu7.1)
and on 32bit Hardy (nautilus version 1:2.22.3-0ubuntu2)

** Affects: nautilus (Ubuntu)
 Importance: Undecided
 Status: New

-- 
Nautilus crashes on symlink loops
https://bugs.launchpad.net/bugs/247644
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[Bug 247921] Re: nautilus crashed with SIGSEGV in pthread_mutex_lock()

2008-08-14 Thread heindsight
I couldn't get a complete backtrace. Nautilus seems to go into an
infinite recursion before the crash and gdb crashes after printing the
first 58203 stack frames. So, instead of uploading an 11MB file here, I
just printed the innermost 21 frames. The pattern that can be seen here
continues all the way down the stack (or at least as far as gdb will
go). I tried to get the outermost few stack frames as well, but that
also causes gdb to crash.

** Attachment added: "gdb-nautilus.txt"
   http://launchpadlibrarian.net/16775063/gdb-nautilus.txt

-- 
nautilus crashed with SIGSEGV in pthread_mutex_lock()
https://bugs.launchpad.net/bugs/247921
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[Bug 60394] Re: screensaver starts but shows only a black screen

2009-01-04 Thread heindsight
I'm having the same problem on my laptop running Hardy. Screensaver
previews work fine, but when I lock the screen, or when the screensaver
activates when the machine is idle or when I run gnome-screensaver-
command -a I only get a blank screen.

At first I thought the problem was due to some misconfiguration in my
user account, so I created a new user, but when I log in using that new
account the problem persists.

I chose the "pictures folder" screensaver in the screensaver properties dialog 
and tried doing:
gnome-screensaver-command -a && ps ax 
I would have expected to see some mention of 
/usr/lib/gnome-screensaver/gnome-screensaver/slideshow in the output, but it's 
not there (i tried the same with various different screensavers all with the 
same result).

For what it's worth, my graphics card is an Intel 82852/855GM Integrated
Graphics Device (rev 02) using the i810 driver (the newer intel driver
is rather buggy) and I have all desktop effects disabled.

-- 
screensaver starts but shows only a black screen
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[Bug 60394] Re: screensaver starts but shows only a black screen

2009-01-04 Thread heindsight
I forgot to mention, I've been running Ubuntu on this laptop for a bit
over two years, never had this problem when I was running Dapper, Edgy,
Fiesty or Gutsy...

-- 
screensaver starts but shows only a black screen
https://bugs.launchpad.net/bugs/60394
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[Bug 60394] Re: screensaver starts but shows only a black screen

2009-01-05 Thread heindsight
I think I know what's going on. I managed to turn on gnome-screensaver
debugging on login (I had to rename /usr/bin/gnome-screensaver and
replace it with a script that launches gnome-screensaver with debugging
enabled.

Comparing the debug output from when the screensaver worked to when it doesn't 
I noticed that when the screensaver wasn't working the output contained lines 
like:
[listener_add_ref_entry] gs-listener-dbus.c:723 (13:48:37):  adding throttler 
from Power screensaver for reason 'On battery power' on connection :1.6
and
[manager_maybe_start_job_for_window] gs-manager.c:215 (13:48:53):Not 
starting job because throttled

There is no mention of throttling in the debug output when the
screensaver does work correctly. So it seems that gnome-screensaver is
only blanking the screen because it thinks the machine is running on
battery power (it's not - i'm running on AC). I tried pulling out the
power cable and plugging it back in, after which the screensaver was
worked correctly.

This would seem to indicate that the problem is not with gnome-
screensaver but somewhere else. Perhaps in gnome-power-manager.

-- 
screensaver starts but shows only a black screen
https://bugs.launchpad.net/bugs/60394
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[Bug 60394] Re: screensaver starts but shows only a black screen

2009-01-05 Thread heindsight
I thought I'd try to get to the bottom of this by killing gnome-screensaver, 
running
gnome-screensaver --no-daemon --debug > screensaver.debug 2>&1
and then doing gnome-screensaver-command -a
but when I did that, the screensaver worked correctly. I did some more 
experimentation and found that if I kill gnome-screensaver and start it again 
manually, then it works correctly.

If I can find out where gnome-screensaver gets started on login I could
change that to enable debugging and see if that gets me any closer to an
anwer.

-- 
screensaver starts but shows only a black screen
https://bugs.launchpad.net/bugs/60394
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[Bug 247644] Re: Nautilus crashes on symlink loops

2008-07-11 Thread heindsight
** Description changed:

  Binary package hint: nautilus
  
  I have a directory in which I created a symlink loop (to test a script I'm 
working on for finding and cleaning up duplicate files).
  Today I (accidentally) opened this directory with nautilus, causing it to 
crash trying to resolve the symlinks.
  
  I would have expected Nautilus to be able to detect the loop and display
  the links as broken symlinks.
  
  This happens both on AMD64 Gutsy (nautilus version 1:2.20.0-0ubuntu7.1)
  and on 32bit Hardy (nautilus version 1:2.22.3-0ubuntu2)
+ 
+ to duplicate:
+ $ mkdir test
+ $ cd test
+ $ ln -s s1 s2
+ $ ln -s s2 s1
+ 
+ Open the directory test in Nautilus

-- 
Nautilus crashes on symlink loops
https://bugs.launchpad.net/bugs/247644
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[Bug 247644] [NEW] Nautilus crashes on symlink loops

2008-07-11 Thread heindsight
Public bug reported:

Binary package hint: nautilus

I have a directory in which I created a symlink loop (to test a script I'm 
working on for finding and cleaning up duplicate files).
Today I (accidentally) opened this directory with nautilus, causing it to crash 
trying to resolve the symlinks.

I would have expected Nautilus to be able to detect the loop and display
the links as broken symlinks.

This happens both on AMD64 Gutsy (nautilus version 1:2.20.0-0ubuntu7.1)
and on 32bit Hardy (nautilus version 1:2.22.3-0ubuntu2)

** Affects: nautilus (Ubuntu)
 Importance: Undecided
 Status: New

-- 
Nautilus crashes on symlink loops
https://bugs.launchpad.net/bugs/247644
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[Bug 247921] Re: nautilus crashed with SIGSEGV in pthread_mutex_lock()

2008-08-14 Thread heindsight
I couldn't get a complete backtrace. Nautilus seems to go into an
infinite recursion before the crash and gdb crashes after printing the
first 58203 stack frames. So, instead of uploading an 11MB file here, I
just printed the innermost 21 frames. The pattern that can be seen here
continues all the way down the stack (or at least as far as gdb will
go). I tried to get the outermost few stack frames as well, but that
also causes gdb to crash.

** Attachment added: "gdb-nautilus.txt"
   http://launchpadlibrarian.net/16775063/gdb-nautilus.txt

-- 
nautilus crashed with SIGSEGV in pthread_mutex_lock()
https://bugs.launchpad.net/bugs/247921
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[Bug 60394] Re: screensaver starts but shows only a black screen

2009-01-04 Thread heindsight
I'm having the same problem on my laptop running Hardy. Screensaver
previews work fine, but when I lock the screen, or when the screensaver
activates when the machine is idle or when I run gnome-screensaver-
command -a I only get a blank screen.

At first I thought the problem was due to some misconfiguration in my
user account, so I created a new user, but when I log in using that new
account the problem persists.

I chose the "pictures folder" screensaver in the screensaver properties dialog 
and tried doing:
gnome-screensaver-command -a && ps ax 
I would have expected to see some mention of 
/usr/lib/gnome-screensaver/gnome-screensaver/slideshow in the output, but it's 
not there (i tried the same with various different screensavers all with the 
same result).

For what it's worth, my graphics card is an Intel 82852/855GM Integrated
Graphics Device (rev 02) using the i810 driver (the newer intel driver
is rather buggy) and I have all desktop effects disabled.

-- 
screensaver starts but shows only a black screen
https://bugs.launchpad.net/bugs/60394
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[Bug 60394] Re: screensaver starts but shows only a black screen

2009-01-04 Thread heindsight
I forgot to mention, I've been running Ubuntu on this laptop for a bit
over two years, never had this problem when I was running Dapper, Edgy,
Fiesty or Gutsy...

-- 
screensaver starts but shows only a black screen
https://bugs.launchpad.net/bugs/60394
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[Bug 60394] Re: screensaver starts but shows only a black screen

2009-01-05 Thread heindsight
I think I know what's going on. I managed to turn on gnome-screensaver
debugging on login (I had to rename /usr/bin/gnome-screensaver and
replace it with a script that launches gnome-screensaver with debugging
enabled.

Comparing the debug output from when the screensaver worked to when it doesn't 
I noticed that when the screensaver wasn't working the output contained lines 
like:
[listener_add_ref_entry] gs-listener-dbus.c:723 (13:48:37):  adding throttler 
from Power screensaver for reason 'On battery power' on connection :1.6
and
[manager_maybe_start_job_for_window] gs-manager.c:215 (13:48:53):Not 
starting job because throttled

There is no mention of throttling in the debug output when the
screensaver does work correctly. So it seems that gnome-screensaver is
only blanking the screen because it thinks the machine is running on
battery power (it's not - i'm running on AC). I tried pulling out the
power cable and plugging it back in, after which the screensaver was
worked correctly.

This would seem to indicate that the problem is not with gnome-
screensaver but somewhere else. Perhaps in gnome-power-manager.

-- 
screensaver starts but shows only a black screen
https://bugs.launchpad.net/bugs/60394
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Desktop Bugs, which is a bug assignee.

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[Bug 60394] Re: screensaver starts but shows only a black screen

2009-01-05 Thread heindsight
I thought I'd try to get to the bottom of this by killing gnome-screensaver, 
running
gnome-screensaver --no-daemon --debug > screensaver.debug 2>&1
and then doing gnome-screensaver-command -a
but when I did that, the screensaver worked correctly. I did some more 
experimentation and found that if I kill gnome-screensaver and start it again 
manually, then it works correctly.

If I can find out where gnome-screensaver gets started on login I could
change that to enable debugging and see if that gets me any closer to an
anwer.

-- 
screensaver starts but shows only a black screen
https://bugs.launchpad.net/bugs/60394
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Desktop Bugs, which is a bug assignee.

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[Bug 247644] Re: Nautilus crashes on symlink loops

2008-07-11 Thread heindsight
** Description changed:

  Binary package hint: nautilus
  
  I have a directory in which I created a symlink loop (to test a script I'm 
working on for finding and cleaning up duplicate files).
  Today I (accidentally) opened this directory with nautilus, causing it to 
crash trying to resolve the symlinks.
  
  I would have expected Nautilus to be able to detect the loop and display
  the links as broken symlinks.
  
  This happens both on AMD64 Gutsy (nautilus version 1:2.20.0-0ubuntu7.1)
  and on 32bit Hardy (nautilus version 1:2.22.3-0ubuntu2)
+ 
+ to duplicate:
+ $ mkdir test
+ $ cd test
+ $ ln -s s1 s2
+ $ ln -s s2 s1
+ 
+ Open the directory test in Nautilus

-- 
Nautilus crashes on symlink loops
https://bugs.launchpad.net/bugs/247644
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Desktop Bugs, which is subscribed to nautilus in ubuntu.

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[Bug 247644] [NEW] Nautilus crashes on symlink loops

2008-07-11 Thread heindsight
Public bug reported:

Binary package hint: nautilus

I have a directory in which I created a symlink loop (to test a script I'm 
working on for finding and cleaning up duplicate files).
Today I (accidentally) opened this directory with nautilus, causing it to crash 
trying to resolve the symlinks.

I would have expected Nautilus to be able to detect the loop and display
the links as broken symlinks.

This happens both on AMD64 Gutsy (nautilus version 1:2.20.0-0ubuntu7.1)
and on 32bit Hardy (nautilus version 1:2.22.3-0ubuntu2)

** Affects: nautilus (Ubuntu)
 Importance: Undecided
 Status: New

-- 
Nautilus crashes on symlink loops
https://bugs.launchpad.net/bugs/247644
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Desktop Bugs, which is subscribed to nautilus in ubuntu.

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[Bug 247921] Re: nautilus crashed with SIGSEGV in pthread_mutex_lock()

2008-08-14 Thread heindsight
I couldn't get a complete backtrace. Nautilus seems to go into an
infinite recursion before the crash and gdb crashes after printing the
first 58203 stack frames. So, instead of uploading an 11MB file here, I
just printed the innermost 21 frames. The pattern that can be seen here
continues all the way down the stack (or at least as far as gdb will
go). I tried to get the outermost few stack frames as well, but that
also causes gdb to crash.

** Attachment added: "gdb-nautilus.txt"
   http://launchpadlibrarian.net/16775063/gdb-nautilus.txt

-- 
nautilus crashed with SIGSEGV in pthread_mutex_lock()
https://bugs.launchpad.net/bugs/247921
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[Bug 60394] Re: screensaver starts but shows only a black screen

2009-01-04 Thread heindsight
I'm having the same problem on my laptop running Hardy. Screensaver
previews work fine, but when I lock the screen, or when the screensaver
activates when the machine is idle or when I run gnome-screensaver-
command -a I only get a blank screen.

At first I thought the problem was due to some misconfiguration in my
user account, so I created a new user, but when I log in using that new
account the problem persists.

I chose the "pictures folder" screensaver in the screensaver properties dialog 
and tried doing:
gnome-screensaver-command -a && ps ax 
I would have expected to see some mention of 
/usr/lib/gnome-screensaver/gnome-screensaver/slideshow in the output, but it's 
not there (i tried the same with various different screensavers all with the 
same result).

For what it's worth, my graphics card is an Intel 82852/855GM Integrated
Graphics Device (rev 02) using the i810 driver (the newer intel driver
is rather buggy) and I have all desktop effects disabled.

-- 
screensaver starts but shows only a black screen
https://bugs.launchpad.net/bugs/60394
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Desktop Bugs, which is a bug assignee.

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[Bug 60394] Re: screensaver starts but shows only a black screen

2009-01-04 Thread heindsight
I forgot to mention, I've been running Ubuntu on this laptop for a bit
over two years, never had this problem when I was running Dapper, Edgy,
Fiesty or Gutsy...

-- 
screensaver starts but shows only a black screen
https://bugs.launchpad.net/bugs/60394
You received this bug notification because you are a member of Ubuntu
Desktop Bugs, which is a bug assignee.

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[Bug 60394] Re: screensaver starts but shows only a black screen

2009-01-05 Thread heindsight
I think I know what's going on. I managed to turn on gnome-screensaver
debugging on login (I had to rename /usr/bin/gnome-screensaver and
replace it with a script that launches gnome-screensaver with debugging
enabled.

Comparing the debug output from when the screensaver worked to when it doesn't 
I noticed that when the screensaver wasn't working the output contained lines 
like:
[listener_add_ref_entry] gs-listener-dbus.c:723 (13:48:37):  adding throttler 
from Power screensaver for reason 'On battery power' on connection :1.6
and
[manager_maybe_start_job_for_window] gs-manager.c:215 (13:48:53):Not 
starting job because throttled

There is no mention of throttling in the debug output when the
screensaver does work correctly. So it seems that gnome-screensaver is
only blanking the screen because it thinks the machine is running on
battery power (it's not - i'm running on AC). I tried pulling out the
power cable and plugging it back in, after which the screensaver was
worked correctly.

This would seem to indicate that the problem is not with gnome-
screensaver but somewhere else. Perhaps in gnome-power-manager.

-- 
screensaver starts but shows only a black screen
https://bugs.launchpad.net/bugs/60394
You received this bug notification because you are a member of Ubuntu
Desktop Bugs, which is a bug assignee.

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[Bug 60394] Re: screensaver starts but shows only a black screen

2009-01-05 Thread heindsight
I thought I'd try to get to the bottom of this by killing gnome-screensaver, 
running
gnome-screensaver --no-daemon --debug > screensaver.debug 2>&1
and then doing gnome-screensaver-command -a
but when I did that, the screensaver worked correctly. I did some more 
experimentation and found that if I kill gnome-screensaver and start it again 
manually, then it works correctly.

If I can find out where gnome-screensaver gets started on login I could
change that to enable debugging and see if that gets me any closer to an
anwer.

-- 
screensaver starts but shows only a black screen
https://bugs.launchpad.net/bugs/60394
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Desktop Bugs, which is a bug assignee.

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