[@sambauers Participant 16 years, 6 months ago]

define('BB_LANG', 'sv_SE.mo');

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I just realised that you may not have a language file for bbPress installed at all. bbPress does not come with any language files by default. You need to download them separately and follow the instructions in the bb-config.php file about where to put them.

The language file you are after should be here…

http://svn.automattic.com/bbpress-i18n/sv_SE/trunk/