错误：未定义的类常量 'MYSQL_ATTR_USE_BUFFERED_QUERY'

Question

目前我收到这种消息，我不知道如何解决。

该命令php -m告诉我 PDO 和 pdo_mysql 在那里。

我在 Ubuntu 18.04.1 LTS 上使用 Drupal-8 和 php7.1.20

[Tue Sep 04 09:27:48.210064 2018] [php7:notice] [pid 2183] [client 10.56.99.1:53758] 错误：/var/core/www/dev/中未定义的类常量“MYSQL_ATTR_USE_BUFFERED_QUERY” Drupal/Core/Database/Driver/mysql/Connection.php on line 134 #0 /var/www/dev/web/core/lib/Drupal/Core/Database/Database.php(376): Drupal\Core\Database\ Driver\mysql\Connection::open(Array)\n#1 /var/www/dev/web/core/lib/Drupal/Core/Database/Database.php(166): Drupal\Core\Database\Database:: openConnection('default', 'default')\n#2 [内部函数]: Drupal\Core\Database\Database::getConnection('default')\n#3 /var/www/dev/web/core/lib /Drupal/Component/DependencyInjection/PhpArrayContainer.php(79): call_user_func_array('Drupal\\Core\\Dat...',Array)\n#4 /var/www/dev/web/core/lib/Drupal/Component/DependencyInjection/Container.php(171): Drupal\Component\DependencyInjection\PhpArrayContainer->createService(Array, 'database')\ n#5 /var/www/dev/web/core/lib/Drupal/Component/DependencyInjection/PhpArrayContainer.php(260): Drupal\Component\DependencyInjection\Container->get('database', 1)\n#6 /var/www/dev/web/core/lib/Drupal/Component/DependencyInjection/PhpArrayContainer.php(62): Drupal\Component\DependencyInjection\PhpArrayContainer->resolveServicesAndParameters(Array)\n#7 /var/www/dev/ web/core/lib/Drupal/Component/DependencyInjection/Container.php(171): Drupal\Component\DependencyInjection\PhpArrayContainer->createService(Array, 'cache.container')\n#8 /var/www/dev/web /core/lib/Drupal/Core/DrupalKernel.php(516):Drupal\Component\DependencyInjection\Container->get('cache.container')\n#9 /var/www/dev/web/core/lib/Drupal/Core/DrupalKernel.php(877): Drupal\Core\DrupalKernel ->getCachedContainerDefinition()\n#10 /var/www/dev/web/core/lib/Drupal/Core/DrupalKernel.php(469): Drupal\Core\DrupalKernel->initializeContainer()\n#11 /var/ www/dev/web/core/lib/Drupal/Core/DrupalKernel.php(665): Drupal\Core\DrupalKernel->boot()\n#12 /var/www/dev/web/index.php(19) : Drupal\Core\DrupalKernel->handle(Object(Symfony\Component\HttpFoundation\Request))\n#13 {main}Drupal\Core\DrupalKernel->initializeContainer()\n#11 /var/www/dev/web/core/lib/Drupal/Core/DrupalKernel.php(665): Drupal\Core\DrupalKernel->boot()\n #12 /var/www/dev/web/index.php(19): Drupal\Core\DrupalKernel->handle(Object(Symfony\Component\HttpFoundation\Request))\n#13 {main}Drupal\Core\DrupalKernel->initializeContainer()\n#11 /var/www/dev/web/core/lib/Drupal/Core/DrupalKernel.php(665): Drupal\Core\DrupalKernel->boot()\n #12 /var/www/dev/web/index.php(19): Drupal\Core\DrupalKernel->handle(Object(Symfony\Component\HttpFoundation\Request))\n#13 {main}

Answer 1

净值。

apt-get install php-mysql和一个简单的service apache2 restart固定至少那个错误。