Fatal error: Uncaught Error: Undefined constant "_PS_ALLOW_MULTI_STATEMENTS_QUERIES_" in /mnt/web217/a0/39/511333139/htdocs/boekingssysteem/classes/db/DbPDO.php:92
Stack trace:
#0 /mnt/web217/a0/39/511333139/htdocs/boekingssysteem/classes/db/DbPDO.php(135): DbPDOCore::getPDO('rdbms.strato.de', 'dbu499029', 'wuk64woj12', 'dbs1917094', 5)
#1 /mnt/web217/a0/39/511333139/htdocs/boekingssysteem/classes/db/Db.php(330): DbPDOCore->connect()
#2 /mnt/web217/a0/39/511333139/htdocs/boekingssysteem/classes/db/Db.php(241): DbCore->__construct('rdbms.strato.de', 'dbu499029', 'wuk64woj12', 'dbs1917094')
#3 /mnt/web217/a0/39/511333139/htdocs/boekingssysteem/config/alias.php(47): DbCore::getInstance()
#4 /mnt/web217/a0/39/511333139/htdocs/boekingssysteem/classes/shop/Shop.php(1345): pSQL('aquaplanning.or...')
#5 /mnt/web217/a0/39/511333139/htdocs/boekingssysteem/classes/shop/Shop.php(341): ShopCore::findShopByHost('aquaplanning.or...')
#6 /mnt/web217/a0/39/511333139/htdocs/boekingssysteem/config/config.inc.php(128): ShopCore::initialize()
#7 /mnt/web217/a0/39/511333139/htdocs/boekingssysteem/index.php(27): require('/mnt/web217/a0/...')
#8 {main}
  thrown in /mnt/web217/a0/39/511333139/htdocs/boekingssysteem/classes/db/DbPDO.php on line 92