SQLSTATE[HY000]: General error: 2006 MySQL server has gone away

#0 /home/knobdeco/public_html/lib/Varien/Db/Statement/Pdo/Mysql.php(110): Zend_Db_Statement_Pdo->_execute(Array)
#1 /home/knobdeco/public_html/lib/Zend/Db/Statement.php(300): Varien_Db_Statement_Pdo_Mysql->_execute(Array)
#2 /home/knobdeco/public_html/lib/Zend/Db/Adapter/Abstract.php(479): Zend_Db_Statement->execute(Array)
#3 /home/knobdeco/public_html/lib/Zend/Db/Adapter/Pdo/Abstract.php(238): Zend_Db_Adapter_Abstract->query('SELECT `main_ta...', Array)
#4 /home/knobdeco/public_html/lib/Varien/Db/Adapter/Pdo/Mysql.php(389): Zend_Db_Adapter_Pdo_Abstract->query('SELECT `main_ta...', Array)
#5 /home/knobdeco/public_html/lib/Zend/Db/Adapter/Abstract.php(734): Varien_Db_Adapter_Pdo_Mysql->query(Object(Varien_Db_Select), Array)
#6 /home/knobdeco/public_html/app/code/core/Mage/Catalog/Model/Resource/Category/Flat.php(283): Zend_Db_Adapter_Abstract->fetchAll(Object(Varien_Db_Select))
#7 /home/knobdeco/public_html/app/code/core/Mage/Catalog/Model/Resource/Category/Flat.php(1238): Mage_Catalog_Model_Resource_Category_Flat->_loadNodes(Object(Mage_Catalog_Model_Category), 1, '1')
#8 /home/knobdeco/public_html/app/code/core/Mage/Catalog/Model/Category.php(841): Mage_Catalog_Model_Resource_Category_Flat->getChildrenCategories(Object(Mage_Catalog_Model_Category))
#9 /home/knobdeco/public_html/app/code/local/GoMage/Navigation/Model/Layer/Filter/Category.php(343): Mage_Catalog_Model_Category->getChildrenCategories()
#10 /home/knobdeco/public_html/app/code/local/GoMage/Navigation/Model/Layer/Filter/Category.php(246): GoMage_Navigation_Model_Layer_Filter_Category->_renderCategoryList(Object(Mage_Catalog_Model_Category), Array)
#11 /home/knobdeco/public_html/app/code/local/GoMage/Navigation/Model/Layer/Filter/Abstract.php(23): GoMage_Navigation_Model_Layer_Filter_Category->_getItemsData()
#12 /home/knobdeco/public_html/app/code/core/Mage/Catalog/Model/Layer/Filter/Abstract.php(120): GoMage_Navigation_Model_Layer_Filter_Abstract->_initItems()
#13 /home/knobdeco/public_html/app/code/core/Mage/Catalog/Model/Layer/Filter/Abstract.php(109): Mage_Catalog_Model_Layer_Filter_Abstract->getItems()
#14 /home/knobdeco/public_html/app/code/core/Mage/Catalog/Block/Layer/Filter/Abstract.php(126): Mage_Catalog_Model_Layer_Filter_Abstract->getItemsCount()
#15 /home/knobdeco/public_html/app/code/core/Mage/Catalog/Block/Layer/View.php(218): Mage_Catalog_Block_Layer_Filter_Abstract->getItemsCount()
#16 /home/knobdeco/public_html/app/code/core/Mage/Catalog/Block/Layer/View.php(233): Mage_Catalog_Block_Layer_View->canShowOptions()
#17 /home/knobdeco/public_html/app/design/frontend/default/default/template/gomage/navigation/layer/view.phtml(14): Mage_Catalog_Block_Layer_View->canShowBlock()
#18 /home/knobdeco/public_html/app/code/core/Mage/Core/Block/Template.php(241): include('/home/knobdeco/...')
#19 /home/knobdeco/public_html/app/code/core/Mage/Core/Block/Template.php(272): Mage_Core_Block_Template->fetchView('frontend/defaul...')
#20 /home/knobdeco/public_html/app/code/core/Mage/Core/Block/Template.php(286): Mage_Core_Block_Template->renderView()
#21 /home/knobdeco/public_html/app/code/local/GoMage/Navigation/Block/Layer/View.php(111): Mage_Core_Block_Template->_toHtml()
#22 /home/knobdeco/public_html/app/code/core/Mage/Core/Block/Abstract.php(863): GoMage_Navigation_Block_Layer_View->_toHtml()
#23 /home/knobdeco/public_html/app/code/core/Mage/Core/Block/Text/List.php(43): Mage_Core_Block_Abstract->toHtml()
#24 /home/knobdeco/public_html/app/code/core/Mage/Core/Block/Abstract.php(863): Mage_Core_Block_Text_List->_toHtml()
#25 /home/knobdeco/public_html/app/code/core/Mage/Core/Block/Abstract.php(582): Mage_Core_Block_Abstract->toHtml()
#26 /home/knobdeco/public_html/app/code/core/Mage/Core/Block/Abstract.php(526): Mage_Core_Block_Abstract->_getChildHtml('left', true)
#27 /home/knobdeco/public_html/app/design/frontend/default/knobdeco/template/page/2columns-left.phtml(63): Mage_Core_Block_Abstract->getChildHtml('left')
#28 /home/knobdeco/public_html/app/code/core/Mage/Core/Block/Template.php(241): include('/home/knobdeco/...')
#29 /home/knobdeco/public_html/app/code/core/Mage/Core/Block/Template.php(272): Mage_Core_Block_Template->fetchView('frontend/defaul...')
#30 /home/knobdeco/public_html/app/code/core/Mage/Core/Block/Template.php(286): Mage_Core_Block_Template->renderView()
#31 /home/knobdeco/public_html/app/code/core/Mage/Core/Block/Abstract.php(863): Mage_Core_Block_Template->_toHtml()
#32 /home/knobdeco/public_html/app/code/core/Mage/Core/Model/Layout.php(529): Mage_Core_Block_Abstract->toHtml()
#33 /home/knobdeco/public_html/app/code/core/Mage/Core/Controller/Varien/Action.php(391): Mage_Core_Model_Layout->getOutput()
#34 /home/knobdeco/public_html/app/code/core/Mage/Catalog/controllers/CategoryController.php(159): Mage_Core_Controller_Varien_Action->renderLayout()
#35 /home/knobdeco/public_html/app/code/core/Mage/Core/Controller/Varien/Action.php(420): Mage_Catalog_CategoryController->viewAction()
#36 /home/knobdeco/public_html/app/code/core/Mage/Core/Controller/Varien/Router/Standard.php(250): Mage_Core_Controller_Varien_Action->dispatch('view')
#37 /home/knobdeco/public_html/app/code/core/Mage/Core/Controller/Varien/Front.php(176): Mage_Core_Controller_Varien_Router_Standard->match(Object(Mage_Core_Controller_Request_Http))
#38 /home/knobdeco/public_html/app/code/core/Mage/Core/Model/App.php(349): Mage_Core_Controller_Varien_Front->dispatch()
#39 /home/knobdeco/public_html/app/Mage.php(640): Mage_Core_Model_App->run(Array)
#40 /home/knobdeco/public_html/index.php(86): Mage::run('', 'store')
#41 {main}

Fatal error: Uncaught exception 'PDOException' with message 'SQLSTATE[HY000]: General error: 2006 MySQL server has gone away' in /home/knobdeco/public_html/lib/Zend/Db/Statement/Pdo.php:228 Stack trace: #0 /home/knobdeco/public_html/lib/Zend/Db/Statement/Pdo.php(228): PDOStatement->execute(Array) #1 /home/knobdeco/public_html/lib/Varien/Db/Statement/Pdo/Mysql.php(110): Zend_Db_Statement_Pdo->_execute(Array) #2 /home/knobdeco/public_html/lib/Zend/Db/Statement.php(300): Varien_Db_Statement_Pdo_Mysql->_execute(Array) #3 /home/knobdeco/public_html/lib/Zend/Db/Adapter/Abstract.php(479): Zend_Db_Statement->execute(Array) #4 /home/knobdeco/public_html/lib/Zend/Db/Adapter/Pdo/Abstract.php(238): Zend_Db_Adapter_Abstract->query('SELECT `core_se...', Array) #5 /home/knobdeco/public_html/lib/Varien/Db/Adapter/Pdo/Mysql.php(389): Zend_Db_Adapter_Pdo_Abstract->query('SELECT `core_se...', Array) #6 /home/knobdeco/public_html/lib/Zend/Db/Adapter/Abstract.php(825): Varien_Db_Adapter_Pdo_Mysql->query(Object(Varien_Db_Select), Array) #7 /ho in /home/knobdeco/public_html/lib/Zend/Db/Statement/Pdo.php on line 234