Strict Notice: Only variables should be passed by reference  in /home3/www/webmotions/_md/amotions.de/shop/app/code/core/Mage/Catalog/Block/Product/List/Toolbar.php on line 160
Trace:
#0 /home3/www/webmotions/_md/amotions.de/shop/app/code/core/Mage/Catalog/Block/Product/List/Toolbar.php(160): mageCoreErrorHandler(2048, 'Only variables ...', '/home3/www/webm...', 160, Array)
#1 /home3/www/webmotions/_md/amotions.de/shop/app/code/core/Mage/Catalog/Block/Product/List/Toolbar.php(248): Mage_Catalog_Block_Product_List_Toolbar->getCurrentMode()
#2 /home3/www/webmotions/_md/amotions.de/shop/app/code/core/Mage/Catalog/Block/Product/List/Toolbar.php(271): Mage_Catalog_Block_Product_List_Toolbar->getAvailableLimit()
#3 /home3/www/webmotions/_md/amotions.de/shop/app/code/core/Mage/Page/Block/Html/Pager.php(77): Mage_Catalog_Block_Product_List_Toolbar->getLimit()
#4 /home3/www/webmotions/_md/amotions.de/shop/app/code/core/Mage/Catalog/Block/Product/List/Toolbar.php(75): Mage_Page_Block_Html_Pager->setCollection(Object(Mage_Catalog_Model_Resource_Eav_Mysql4_Product_Collection))
#5 /home3/www/webmotions/_md/amotions.de/shop/app/code/core/Mage/Catalog/Block/Product/List.php(129): Mage_Catalog_Block_Product_List_Toolbar->setCollection(Object(Mage_Catalog_Model_Resource_Eav_Mysql4_Product_Collection))
#6 /home3/www/webmotions/_md/amotions.de/shop/app/code/core/Mage/Core/Block/Abstract.php(642): Mage_Catalog_Block_Product_List->_beforeToHtml()
#7 /home3/www/webmotions/_md/amotions.de/shop/app/code/core/Mage/Core/Block/Abstract.php(503): Mage_Core_Block_Abstract->toHtml()
#8 /home3/www/webmotions/_md/amotions.de/shop/app/code/core/Mage/Core/Block/Abstract.php(454): Mage_Core_Block_Abstract->_getChildHtml('product_list', true)
#9 /home3/www/webmotions/_md/amotions.de/shop/app/code/core/Mage/Catalog/Block/Category/View.php(86): Mage_Core_Block_Abstract->getChildHtml('product_list')
#10 /home3/www/webmotions/_md/amotions.de/shop/app/design/frontend/default/default/template/catalog/category/view.phtml(92): Mage_Catalog_Block_Category_View->getProductListHtml()
#11 /home3/www/webmotions/_md/amotions.de/shop/app/code/core/Mage/Core/Block/Template.php(144): include('/home3/www/webm...')
#12 /home3/www/webmotions/_md/amotions.de/shop/app/code/core/Mage/Core/Block/Template.php(176): Mage_Core_Block_Template->fetchView('frontend/defaul...')
#13 /home3/www/webmotions/_md/amotions.de/shop/app/code/core/Mage/Core/Block/Template.php(193): Mage_Core_Block_Template->renderView()
#14 /home3/www/webmotions/_md/amotions.de/shop/app/code/core/Mage/Core/Block/Abstract.php(643): Mage_Core_Block_Template->_toHtml()
#15 /home3/www/webmotions/_md/amotions.de/shop/app/code/core/Mage/Core/Block/Text/List.php(43): Mage_Core_Block_Abstract->toHtml()
#16 /home3/www/webmotions/_md/amotions.de/shop/app/code/core/Mage/Core/Block/Abstract.php(643): Mage_Core_Block_Text_List->_toHtml()
#17 /home3/www/webmotions/_md/amotions.de/shop/app/code/core/Mage/Core/Block/Abstract.php(503): Mage_Core_Block_Abstract->toHtml()
#18 /home3/www/webmotions/_md/amotions.de/shop/app/code/core/Mage/Core/Block/Abstract.php(454): Mage_Core_Block_Abstract->_getChildHtml('content', true)
#19 /home3/www/webmotions/_md/amotions.de/shop/app/design/frontend/default/default/template/page/3columns.phtml(63): Mage_Core_Block_Abstract->getChildHtml('content')
#20 /home3/www/webmotions/_md/amotions.de/shop/app/code/core/Mage/Core/Block/Template.php(144): include('/home3/www/webm...')
#21 /home3/www/webmotions/_md/amotions.de/shop/app/code/core/Mage/Core/Block/Template.php(176): Mage_Core_Block_Template->fetchView('frontend/defaul...')
#22 /home3/www/webmotions/_md/amotions.de/shop/app/code/core/Mage/Core/Block/Template.php(193): Mage_Core_Block_Template->renderView()
#23 /home3/www/webmotions/_md/amotions.de/shop/app/code/core/Mage/Core/Block/Abstract.php(643): Mage_Core_Block_Template->_toHtml()
#24 /home3/www/webmotions/_md/amotions.de/shop/app/code/core/Mage/Core/Model/Layout.php(525): Mage_Core_Block_Abstract->toHtml()
#25 /home3/www/webmotions/_md/amotions.de/shop/app/code/core/Mage/Core/Controller/Varien/Action.php(326): Mage_Core_Model_Layout->getOutput()
#26 /home3/www/webmotions/_md/amotions.de/shop/app/code/core/Mage/Catalog/controllers/CategoryController.php(96): Mage_Core_Controller_Varien_Action->renderLayout()
#27 /home3/www/webmotions/_md/amotions.de/shop/app/code/core/Mage/Core/Controller/Varien/Action.php(349): Mage_Catalog_CategoryController->viewAction()
#28 /home3/www/webmotions/_md/amotions.de/shop/app/code/core/Mage/Core/Controller/Varien/Router/Standard.php(163): Mage_Core_Controller_Varien_Action->dispatch('view')
#29 /home3/www/webmotions/_md/amotions.de/shop/app/code/core/Mage/Core/Controller/Varien/Front.php(174): Mage_Core_Controller_Varien_Router_Standard->match(Object(Mage_Core_Controller_Request_Http))
#30 /home3/www/webmotions/_md/amotions.de/shop/app/Mage.php(447): Mage_Core_Controller_Varien_Front->dispatch()
#31 /home3/www/webmotions/_md/amotions.de/shop/index.php(52): Mage::run()
#32 {main}