BuddyPress.org

function oi_add_shortcodes_to_activity_stream() {
// Shortcodes are allowed for someone who has capability of moderate_comments
function oi_record_post_activity_content($activity_content) {
	
	if( user_can( bp_get_activity_user_id(), pw_bbp_parse_capability() ) )
        return do_shortcode($activity_content);
        
        return $activity_content;
}		
add_filter( 'bp_get_activity_content_body', 'oi_record_post_activity_content',1,3);
add_filter( 'bp_get_activity_content', 'oi_record_post_activity_content',1,3);

}
add_action('bp_init', 'oi_add_shortcodes_to_activity_stream');

Notice:
Trying to get property of non-object in /opt/wordpress-4.0-0/apps/wordpress/htdocs/wp-content/plugins/buddypress/bp-activity/bp-activity-template.php on line 1186

When I click on read more and the long text will apear – whole activity post a get notice above the my submitted content.

Thank you.