Error

/usr/local/apache2/htdocs/lib/Cake/Model/Datasource/DboSource.php : 436

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

#0 /usr/local/apache2/htdocs/lib/Cake/Model/Datasource/DboSource.php(436): PDOStatement->execute(Array)
#1 /usr/local/apache2/htdocs/lib/Cake/Model/Datasource/DboSource.php(403): DboSource->_execute('SELECT `Item`.`...', Array)
#2 /usr/local/apache2/htdocs/lib/Cake/Model/Datasource/DboSource.php(647): DboSource->execute('SELECT `Item`.`...', Array, Array)
#3 /usr/local/apache2/htdocs/lib/Cake/Model/Datasource/DboSource.php(1040): DboSource->fetchAll('SELECT `Item`.`...', false)
#4 /usr/local/apache2/htdocs/lib/Cake/Model/Model.php(2483): DboSource->read(Object(Item), Array)
#5 /usr/local/apache2/htdocs/app/Controller/HomeController.php(140): Model->find('all', Array)
#6 [internal function]: HomeController->index()
#7 /usr/local/apache2/htdocs/lib/Cake/Controller/Controller.php(473): ReflectionMethod->invokeArgs(Object(HomeController), Array)
#8 /usr/local/apache2/htdocs/lib/Cake/Routing/Dispatcher.php(104): Controller->invokeAction(Object(CakeRequest))
#9 /usr/local/apache2/htdocs/lib/Cake/Routing/Dispatcher.php(86): Dispatcher->_invoke(Object(HomeController), Object(CakeRequest), Object(CakeResponse))
#10 /usr/local/apache2/htdocs/app/webroot/index.php(96): Dispatcher->dispatch(Object(CakeRequest), Object(CakeResponse))
#11 {main}