Warning (512): /var/www/cakefest.slvrctrs.com/tmp/cache/persistent/ is not writable [CORE/src/Cache/Engine/FileEngine.php, line 425]

Warning: rename(/var/www/cakefest.slvrctrs.com/logs/error.log,/var/www/cakefest.slvrctrs.com/logs/error.log.1475100412) [function.rename]: Permission denied in /var/www/cakefest.slvrctrs.com/vendor/cakephp/cakephp/src/Log/Engine/FileLog.php on line 200
Warning (512): /var/www/cakefest.slvrctrs.com/tmp/cache/models/ is not writable [CORE/src/Cache/Engine/FileEngine.php, line 425]
CakePHP: the rapid development php framework: Cache engine Cake\Cache\Engine\FileEngine is not properly configured.

An Internal Error Has Occurred

Error: Cache engine Cake\Cache\Engine\FileEngine is not properly configured.

Warning (2): rename(/var/www/cakefest.slvrctrs.com/logs/error.log,/var/www/cakefest.slvrctrs.com/logs/error.log.1475100412) [function.rename]: Permission denied [CORE/src/Log/Engine/FileLog.php, line 200]

Warning: rename(/var/www/cakefest.slvrctrs.com/logs/error.log,/var/www/cakefest.slvrctrs.com/logs/error.log.1475100412) [function.rename]: Permission denied in /var/www/cakefest.slvrctrs.com/vendor/cakephp/cakephp/src/Log/Engine/FileLog.php on line 200