Notice: Array to string conversion  in /var/www/www.nrastore.com/app/code/local/BlueAcorn/Swatch/Helper/Category.php on line 33

#0 /var/www/www.nrastore.com/app/code/local/BlueAcorn/Swatch/Helper/Category.php(33): mageCoreErrorHandler(8, 'Array to string...', '/var/www/www.nr...', 33, Array)
#1 /var/www/www.nrastore.com/app/design/frontend/base/default/template/blueacorn/catalog/layer/state.phtml(19): BlueAcorn_Swatch_Helper_Category->getSwatchImage('75', Array)
#2 /var/www/www.nrastore.com/app/code/core/Mage/Core/Block/Template.php(241): include('/var/www/www.nr...')
#3 /var/www/www.nrastore.com/app/code/core/Mage/Core/Block/Template.php(272): Mage_Core_Block_Template->fetchView('frontend/base/d...')
#4 /var/www/www.nrastore.com/app/code/core/Mage/Core/Block/Template.php(286): Mage_Core_Block_Template->renderView()
#5 /var/www/www.nrastore.com/app/code/core/Mage/Core/Block/Abstract.php(923): Mage_Core_Block_Template->_toHtml()
#6 /var/www/www.nrastore.com/app/code/core/Mage/Core/Block/Abstract.php(641): Mage_Core_Block_Abstract->toHtml()
#7 /var/www/www.nrastore.com/app/code/core/Mage/Core/Block/Abstract.php(585): Mage_Core_Block_Abstract->_getChildHtml('layer_state', true)
#8 /var/www/www.nrastore.com/app/code/core/Mage/Catalog/Block/Layer/View.php(177): Mage_Core_Block_Abstract->getChildHtml('layer_state')
#9 /var/www/www.nrastore.com/app/design/frontend/blueacorn/nra/template/catalog/layer/view.phtml(41): Mage_Catalog_Block_Layer_View->getStateHtml()
#10 /var/www/www.nrastore.com/app/code/core/Mage/Core/Block/Template.php(241): include('/var/www/www.nr...')
#11 /var/www/www.nrastore.com/app/code/core/Mage/Core/Block/Template.php(272): Mage_Core_Block_Template->fetchView('frontend/blueac...')
#12 /var/www/www.nrastore.com/app/code/core/Mage/Core/Block/Template.php(286): Mage_Core_Block_Template->renderView()
#13 /var/www/www.nrastore.com/app/code/core/Mage/Core/Block/Abstract.php(923): Mage_Core_Block_Template->_toHtml()
#14 /var/www/www.nrastore.com/app/code/core/Mage/Core/Block/Text/List.php(43): Mage_Core_Block_Abstract->toHtml()
#15 /var/www/www.nrastore.com/app/code/core/Mage/Core/Block/Abstract.php(923): Mage_Core_Block_Text_List->_toHtml()
#16 /var/www/www.nrastore.com/app/code/core/Mage/Core/Block/Abstract.php(641): Mage_Core_Block_Abstract->toHtml()
#17 /var/www/www.nrastore.com/app/code/core/Mage/Core/Block/Abstract.php(585): Mage_Core_Block_Abstract->_getChildHtml('left_first', true)
#18 /var/www/www.nrastore.com/app/design/frontend/blueacorn/nra/template/page/2columns-left.phtml(67): Mage_Core_Block_Abstract->getChildHtml('left_first')
#19 /var/www/www.nrastore.com/app/code/core/Mage/Core/Block/Template.php(241): include('/var/www/www.nr...')
#20 /var/www/www.nrastore.com/app/code/core/Mage/Core/Block/Template.php(272): Mage_Core_Block_Template->fetchView('frontend/blueac...')
#21 /var/www/www.nrastore.com/app/code/core/Mage/Core/Block/Template.php(286): Mage_Core_Block_Template->renderView()
#22 /var/www/www.nrastore.com/app/code/core/Mage/Core/Block/Abstract.php(923): Mage_Core_Block_Template->_toHtml()
#23 /var/www/www.nrastore.com/app/code/core/Mage/Core/Model/Layout.php(555): Mage_Core_Block_Abstract->toHtml()
#24 /var/www/www.nrastore.com/app/code/core/Mage/Core/Controller/Varien/Action.php(390): Mage_Core_Model_Layout->getOutput()
#25 /var/www/www.nrastore.com/app/code/core/Mage/Catalog/controllers/CategoryController.php(161): Mage_Core_Controller_Varien_Action->renderLayout()
#26 /var/www/www.nrastore.com/app/code/core/Mage/Core/Controller/Varien/Action.php(418): Mage_Catalog_CategoryController->viewAction()
#27 /var/www/www.nrastore.com/app/code/core/Mage/Core/Controller/Varien/Router/Standard.php(254): Mage_Core_Controller_Varien_Action->dispatch('view')
#28 /var/www/www.nrastore.com/app/code/core/Mage/Core/Controller/Varien/Front.php(172): Mage_Core_Controller_Varien_Router_Standard->match(Object(Mage_Core_Controller_Request_Http))
#29 /var/www/www.nrastore.com/app/code/core/Mage/Core/Model/App.php(365): Mage_Core_Controller_Varien_Front->dispatch()
#30 /var/www/www.nrastore.com/app/Mage.php(684): Mage_Core_Model_App->run(Array)
#31 /var/www/www.nrastore.com/index.php(83): Mage::run('', 'store')
#32 {main}