Java and Firefox 3.6

Nigel Ridley nigel at
Wed Mar 24 02:17:23 UTC 2010

On 03/24/2010 01:30 AM, Steve Morris wrote:
> On 22/03/10 05:51, Nigel Ridley wrote:
>> I just noticed that according to about:plugins I don't have the java
>> plugin installed.
>> I do have the sun-java-plugin installed and so tried the following:
>> nigel at nigel:~$ sudo ln -s
>> /usr/lib/jvm/java-6-sun-
>> /usr/lib/firefox-addons/plugins
>> [sudo] password for nigel:
>> nigel at nigel:~$ sudo ln -s
>> /usr/lib/jvm/java-6-sun-
>> /usr/lib/firefox/plugins
>> nigel at nigel:~$
>> [above code is broken up by mail client's line wrap]
>> Restarted Firefox (Namoroka actually) but still no java.
>> On checking the various firefox dirs I do have symbolic links in all
>> the plugin dirs.
>> How does one get java working?
> There are two problems here:
> 1). The java package distributed by Ubuntu neglects to set up the
> symlink for the java plugin.
> 2). The plugin you tried to symlink to is incompatible with firefox and
> has never been compatible with any version of firefox nor any version of
> java.
> The missing symlink can be created by issuing the following command:
> sudo update-alternatives --install
> /usr/lib/mozilla/plugins/
> /usr/lib/jvm/java-6-sun/jre/lib/i386/ 50
> regards,
> Steve

Hi Steve,

Just before I try what you mentioned, what is the '50' at the end of the command? And could you 
explain the command a little...



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