[CentOS] Firefox plugins gone (but only for one user)

Thu Feb 26 13:08:31 UTC 2009
Rob Kampen <rkampen at kampensonline.com>

William L. Maltby wrote:
> On Wed, 2009-02-25 at 23:17 -0500, Rob Kampen wrote:
>   
>> Hi gurus
>> I have a CentOS 5.2 current x86_64 that has Thunderbird and Firefox 
>> working well for one user account (my wife) but will not play nice for 
>> my account.
>> I have uninstalled thunderbird and firefox (via yum) and re-installed - 
>> no change.
>> I have just wiped the .mozilla folder and started afresh, but it still 
>> shows no plugins, yet the /usr/lib/mozilla/plugins/ has the 
>> libflashplayer.so link etc.
>>
>> How does all this stuff get hooked up.
>>
>> I have previously installed firefox direct from their site and not used 
>> the CentOS supplied rpm, but now that RH say the light and provides a 
>> current version, I use the yum process to get my firefox installed.
>> Everything was working a week or so ago, but when I tried fixing things 
>> yesterday, all went rapidly pear shaped.
>> In firefox I pressed the Check Now button under Firefox > Preferences > 
>> Advanced > System Defaults and now its gone and lost all my plugins
>>     
>
> In the other thread about this to which I replied, I tried to make clear
> that this is the cause of the pluginreg.dat being trashed. You want to
> have NOT checked the check now and/or make it the default. Gnome has a
> script that can set this. Someone else posted it in another thread, but
> I can't remember it. Also, the Gnome menus System->Preferences->More
> Preferences->Preferred Applications->Web Browser can be used to set it.
> Once you select Firefox, the command box should have "firefox %s".
>
>   
Yes, I needed to edit the Preferred Applications, somehow it was set to 
custom and did not pick up my plugins.
I have just selected the firefox icon and all appears to work.
> Once this is set, starting FF should make a new pluginreg.dat if you
> removed the previous one, IIRC.
>
> In FF, edit preferences will get you to a place where you can fine tune
> the plugin configuration.
>
>   
>> <snip>
>>     
>
> I'm going from memory here. Search the CentOS archives for a previous
> thread about this to find all the gory details. A search with my name,
> and pluginreg and/or firefox outght to get you to it quickly.
>
> HTH
>   
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