Fatal error: Uncaught Symfony\Component\Lock\Exception\InvalidArgumentException: The FlockStore directory "/home/virtual/alerabat/app/var/cache/prod/325fb0c7440a450694871329dd39da0a10e8cb36" is not writable. in /home/virtual/alerabat/app/vendor/symfony/symfony/src/Symfony/Component/Lock/Store/FlockStore.php:50 Stack trace: #0 /home/virtual/alerabat/app/vendor/toflar/psr6-symfony-http-cache-store/src/Psr6Store.php(612): Symfony\Component\Lock\Store\FlockStore->__construct('/home/virtual/a...') #1 /home/virtual/alerabat/app/vendor/toflar/psr6-symfony-http-cache-store/src/Psr6Store.php(104): Toflar\Psr6HttpCacheStore\Psr6Store->getDefaultLockStore('/home/virtual/a...') #2 /home/virtual/alerabat/app/vendor/symfony/symfony/src/Symfony/Component/OptionsResolver/OptionsResolver.php(1029): Toflar\Psr6HttpCacheStore\Psr6Store->Toflar\Psr6HttpCacheStore\{closure}(Object(Symfony\Component\OptionsResolver\OptionsResolver), NULL) #3 /home/virtual/alerabat/app/vendor/symfony/symfony/src/Symfony/Component/OptionsResolver/OptionsResolver.php(924): Symfony\Component\OptionsResolver\OptionsResolver->offsetGet('lock_factory') #4 /home/virtual/alerabat/app/vendor/toflar/psr6-symfony-http-cache-store/src/Psr6Store.php(109): Symfony\Component\OptionsResolver\OptionsResolver->resolve(Array) #5 /home/virtual/alerabat/app/www/app.php(62): Toflar\Psr6HttpCacheStore\Psr6Store->__construct(Array) #6 {main} thrown in /home/virtual/alerabat/app/vendor/symfony/symfony/src/Symfony/Component/Lock/Store/FlockStore.php on line 50