cache_dir must be a directory

#0 /home/devalise/public_html/lib/Zend/Cache/Backend/File.php(154): Zend_Cache::throwException('cache_dir must ...')
#1 /home/devalise/public_html/lib/Zend/Cache/Backend/File.php(121): Zend_Cache_Backend_File->setCacheDir('/home/devalise/...')
#2 /home/devalise/public_html/lib/Zend/Cache.php(153): Zend_Cache_Backend_File->__construct(Array)
#3 /home/devalise/public_html/lib/Zend/Cache.php(94): Zend_Cache::_makeBackend('File', Array, true, true)
#4 /home/devalise/public_html/app/code/core/Mage/Core/Model/Cache.php(137): Zend_Cache::factory('Varien_Cache_Co...', 'File', Array, Array, true, true, true)
#5 /home/devalise/public_html/app/code/core/Mage/Core/Model/Config.php(1348): Mage_Core_Model_Cache->__construct(Array)
#6 /home/devalise/public_html/app/Mage.php(462): Mage_Core_Model_Config->getModelInstance('core/cache', Array)
#7 /home/devalise/public_html/app/code/core/Mage/Core/Model/App.php(401): Mage::getModel('core/cache', Array)
#8 /home/devalise/public_html/app/code/core/Mage/Core/Model/App.php(295): Mage_Core_Model_App->_initCache(Array)
#9 /home/devalise/public_html/app/code/core/Mage/Core/Model/App.php(337): Mage_Core_Model_App->baseInit(Array)
#10 /home/devalise/public_html/app/Mage.php(683): Mage_Core_Model_App->run(Array)
#11 /home/devalise/public_html/index.php(89): Mage::run('dutch', 'store')
#12 {main}