Omeka has encountered an error

Zend_Db_Statement_Mysqli_Exception

Mysqli prepare error: Lost connection to MySQL server during query

exception 'Zend_Db_Statement_Mysqli_Exception' with message 'Mysqli prepare error: Lost connection to MySQL server during query' in /var/www/clinton_omeka/application/libraries/Zend/Db/Statement/Mysqli.php:77
Stack trace:
#0 /var/www/clinton_omeka/application/libraries/Zend/Db/Statement.php(115): Zend_Db_Statement_Mysqli->_prepare('SELECT `element...')
#1 /var/www/clinton_omeka/application/libraries/Zend/Db/Adapter/Mysqli.php(388): Zend_Db_Statement->__construct(Object(Zend_Db_Adapter_Mysqli), 'SELECT `element...')
#2 /var/www/clinton_omeka/application/libraries/Zend/Db/Adapter/Abstract.php(479): Zend_Db_Adapter_Mysqli->prepare('SELECT `element...')
#3 /var/www/clinton_omeka/application/libraries/Zend/Db/Adapter/Abstract.php(737): Zend_Db_Adapter_Abstract->query(Object(Omeka_Db_Select), Array)
#4 [internal function]: Zend_Db_Adapter_Abstract->fetchAll(Object(Omeka_Db_Select))
#5 /var/www/clinton_omeka/application/libraries/Omeka/Db.php(79): call_user_func_array(Array, Array)
#6 [internal function]: Omeka_Db->__call('fetchAll', Array)
#7 [internal function]: Omeka_Db->fetchAll(Object(Omeka_Db_Select))
#8 /var/www/clinton_omeka/application/libraries/Omeka/Db/Table.php(85): call_user_func_array(Array, Array)
#9 /var/www/clinton_omeka/application/models/Table/Element.php(217): Omeka_Db_Table->__call('fetchAll', Array)
#10 /var/www/clinton_omeka/application/models/Table/Element.php(217): Table_Element->fetchAll(Object(Omeka_Db_Select))
#11 /var/www/clinton_omeka/application/libraries/globals.php(1614): Table_Element->findPairsForSelectForm(Array)
#12 /var/www/clinton_omeka/application/views/scripts/items/search-form.php(70): get_table_options('Element', NULL, Array)
#13 /var/www/clinton_omeka/application/libraries/Omeka/View.php(117): include('/var/www/clinto...')
#14 /var/www/clinton_omeka/application/libraries/Zend/View/Abstract.php(888): Omeka_View->_run('/var/www/clinto...')
#15 /var/www/clinton_omeka/application/libraries/Zend/View/Helper/Partial.php(109): Zend_View_Abstract->render('items/search-fo...')
#16 [internal function]: Zend_View_Helper_Partial->partial('items/search-fo...', Array)
#17 /var/www/clinton_omeka/application/libraries/Zend/View/Abstract.php(350): call_user_func_array(Array, Array)
#18 /var/www/clinton_omeka/application/views/scripts/items/search.php(15): Zend_View_Abstract->__call('partial', Array)
#19 /var/www/clinton_omeka/application/views/scripts/items/search.php(15): Omeka_View->partial('items/search-fo...', Array)
#20 /var/www/clinton_omeka/application/libraries/Omeka/View.php(117): include('/var/www/clinto...')
#21 /var/www/clinton_omeka/application/libraries/Zend/View/Abstract.php(888): Omeka_View->_run('/var/www/clinto...')
#22 /var/www/clinton_omeka/application/libraries/Zend/Controller/Action/Helper/ViewRenderer.php(912): Zend_View_Abstract->render('items/search.ph...')
#23 /var/www/clinton_omeka/application/libraries/Zend/Controller/Action/Helper/ViewRenderer.php(933): Zend_Controller_Action_Helper_ViewRenderer->renderScript('items/search.ph...', NULL)
#24 /var/www/clinton_omeka/application/libraries/Zend/Controller/Action/Helper/ViewRenderer.php(972): Zend_Controller_Action_Helper_ViewRenderer->render()
#25 /var/www/clinton_omeka/application/libraries/Zend/Controller/Action/HelperBroker.php(277): Zend_Controller_Action_Helper_ViewRenderer->postDispatch()
#26 /var/www/clinton_omeka/application/libraries/Zend/Controller/Action.php(527): Zend_Controller_Action_HelperBroker->notifyPostDispatch()
#27 /var/www/clinton_omeka/application/libraries/Zend/Controller/Dispatcher/Standard.php(308): Zend_Controller_Action->dispatch('searchAction')
#28 /var/www/clinton_omeka/application/libraries/Zend/Controller/Front.php(954): Zend_Controller_Dispatcher_Standard->dispatch(Object(Zend_Controller_Request_Http), Object(Zend_Controller_Response_Http))
#29 /var/www/clinton_omeka/application/libraries/Zend/Application/Bootstrap/Bootstrap.php(105): Zend_Controller_Front->dispatch()
#30 /var/www/clinton_omeka/application/libraries/Zend/Application.php(384): Zend_Application_Bootstrap_Bootstrap->run()
#31 /var/www/clinton_omeka/application/libraries/Omeka/Application.php(77): Zend_Application->run()
#32 /var/www/clinton_omeka/index.php(23): Omeka_Application->run()
#33 {main}

Fatal error: Uncaught exception 'Zend_Db_Statement_Mysqli_Exception' with message 'Mysqli prepare error: MySQL server has gone away' in /var/www/clinton_omeka/application/libraries/Zend/Db/Statement/Mysqli.php:77 Stack trace: #0 /var/www/clinton_omeka/application/libraries/Zend/Db/Statement.php(115): Zend_Db_Statement_Mysqli->_prepare('SELECT `omeka_s...') #1 /var/www/clinton_omeka/application/libraries/Zend/Db/Adapter/Mysqli.php(388): Zend_Db_Statement->__construct(Object(Zend_Db_Adapter_Mysqli), 'SELECT `omeka_s...') #2 /var/www/clinton_omeka/application/libraries/Zend/Db/Adapter/Abstract.php(479): Zend_Db_Adapter_Mysqli->prepare('SELECT `omeka_s...') #3 /var/www/clinton_omeka/application/libraries/Zend/Db/Table/Abstract.php(1577): Zend_Db_Adapter_Abstract->query(Object(Zend_Db_Table_Select)) #4 /var/www/clinton_omeka/application/libraries/Zend/Db/Table/Abstract.php(1392): Zend_Db_Table_Abstract->_fetch(Object(Zend_Db_Table_Select)) #5 /var/www/clinton_omeka/application/libraries/Zend/Db/Table/Abstract.php(1357): Zend_D in /var/www/clinton_omeka/application/libraries/Zend/Db/Statement/Mysqli.php on line 77