Fatal error: Uncaught exception 'RuntimeException' with message 'Failed to write cache file "/ebs/var/www/ylighting.com/app/cache/dev/classes.php".' in /ebs/var/www/ylighting.com/vendor/symfony/symfony/src/Symfony/Component/ClassLoader/ClassCollectionLoader.php:239 Stack trace: #0 /ebs/var/www/ylighting.com/vendor/symfony/symfony/src/Symfony/Component/ClassLoader/ClassCollectionLoader.php(122): Symfony\Component\ClassLoader\ClassCollectionLoader::writeCacheFile('/ebs/var/www/yl...', '<?php ?namespac...') #1 /ebs/var/www/ylighting.com/app/bootstrap.php.cache(2476): Symfony\Component\ClassLoader\ClassCollectionLoader::load(Array, '/ebs/var/www/yl...', 'classes', false, false, '.php') #2 /ebs/var/www/ylighting.com/app/bootstrap.php.cache(2312): Symfony\Component\HttpKernel\Kernel->doLoadClassCache('classes', '.php') #3 /ebs/var/www/ylighting.com/src/YDesign/StoreCatalog/StoreBundle/Helper/Store.php(85): Symfony\Component\HttpKernel\Kernel->boot() #4 /ebs/var/www/ylighting.com/app/bootstrap.php.cache(2346): YDesign\StoreCatal in /ebs/var/www/ylighting.com/vendor/symfony/symfony/src/Symfony/Component/ClassLoader/ClassCollectionLoader.php on line 239