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Vous avez du louper une accolade alors...

La fonction complète:

    /**
     * Set breadcrumbs array for the controller page
     *
     * @param int|null $tab_id
     * @param array|null $tabs
     */
    public function initBreadcrumbs($tab_id = null, $tabs = null)
    {
        if (!$tabs || !is_array($tabs)) {
            $tabs = array();
        }

        if (is_null($tab_id)) {
            $tab_id = $this->id;
        }

        $tabs = Tab::recursiveTab($tab_id, $tabs);

        $dummy = array('name' => '', 'href' => '', 'icon' => '');
        $breadcrumbs2 = array(
            'container' => $dummy,
            'tab' => $dummy,
            'action' => $dummy
        );
        if (isset($tabs[0])) {
            $this->addMetaTitle($tabs[0]['name']);
            $breadcrumbs2['tab']['name'] = $tabs[0]['name'];
            $breadcrumbs2['tab']['href'] = __PS_BASE_URI__.basename(_PS_ADMIN_DIR_).'/'.$this->context->link->getAdminLink($tabs[0]['class_name']);
            if (!isset($tabs[1])) {
                $breadcrumbs2['tab']['icon'] = 'icon-'.$tabs[0]['class_name'];
            }
        }
        if (isset($tabs[1])) {
            $breadcrumbs2['container']['name'] = $tabs[1]['name'];
            $breadcrumbs2['container']['href'] = __PS_BASE_URI__.basename(_PS_ADMIN_DIR_).'/'.$this->context->link->getAdminLink($tabs[1]['class_name']);
            $breadcrumbs2['container']['icon'] = 'icon-'.$tabs[1]['class_name'];
        }

        /* content, edit, list, add, details, options, view */
        switch ($this->display) {
            case 'add':
                $breadcrumbs2['action']['name'] = $this->l('Add', null, null, false);
                $breadcrumbs2['action']['icon'] = 'icon-plus';
                break;
            case 'edit':
                $breadcrumbs2['action']['name'] = $this->l('Edit', null, null, false);
                $breadcrumbs2['action']['icon'] = 'icon-pencil';
                break;
            case '':
            case 'list':
                $breadcrumbs2['action']['name'] = $this->l('List', null, null, false);
                $breadcrumbs2['action']['icon'] = 'icon-th-list';
                break;
            case 'details':
            case 'view':
                $breadcrumbs2['action']['name'] = $this->l('View details', null, null, false);
                $breadcrumbs2['action']['icon'] = 'icon-zoom-in';
                break;
            case 'options':
                $breadcrumbs2['action']['name'] = $this->l('Options', null, null, false);
                $breadcrumbs2['action']['icon'] = 'icon-cogs';
                break;
            case 'generator':
                $breadcrumbs2['action']['name'] = $this->l('Generator', null, null, false);
                $breadcrumbs2['action']['icon'] = 'icon-flask';
                break;
        }

        $this->context->smarty->assign(array(
            'breadcrumbs2' => $breadcrumbs2,
            'quick_access_current_link_name' => $breadcrumbs2['tab']['name'].(isset($breadcrumbs2['action']) ? ' - '.$breadcrumbs2['action']['name'] : ''),
            'quick_access_current_link_icon' => $breadcrumbs2['container']['icon']
        ));

        /* BEGIN - Backward compatibility < 1.6.0.3 */
        $this->breadcrumbs[] = $tabs[0]['name'];
        $navigation_pipe = (Configuration::get('PS_NAVIGATION_PIPE') ? Configuration::get('PS_NAVIGATION_PIPE') : '>');
        $this->context->smarty->assign('navigationPipe', $navigation_pipe);
        /* END - Backward compatibility < 1.6.0.3 */
    }