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Date: Sat, 18 Jul 2009 19:17:53 +0200
From: Frank Steinborn <steinex@nognu.de>
To: freebsd-questions@freebsd.org
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User-Agent: Mutt/1.5.19 (2009-01-05)
Subject: Re: upgrade from Firefox 3.0 to Firefox 3.5 -- now that it's
	installed, it won't run
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Chad Perrin wrote:
> On Sat, Jul 18, 2009 at 07:02:01PM +0200, Frank Steinborn wrote:
> > Chad Perrin wrote:
> > > 
> > > Unfortunately, I haven't gotten far enough to see if anything was lost,
> > > because now Firefox 3.5.x won't start:
> > > 
> > >     Fatal error 'Recurse on a private mutex.' at line 986 in file
> > >     /usr/src/lib/libpthread/thread/thr_mutex.c (errno = 2)
> > > 
> > > Does anyone have any thoughts on what I should do with this?
> > 
> > You must load the 'sem' kernel module.
> 
> Okay -- where do I get the "sem" kernel module?

It is included in FreeBSD, just type 'kldload sem' to load it. If you
want to have loaded it automatically on boot, add the following to
your /boot/loader.conf:

sem_load="YES"

Cheers,
Frank