Fatal error: Uncaught Error: Call to undefined function Symfony\Polyfill\Mbstring\iconv_strlen() in /home/vimoul/public_html/vendor/symfony/polyfill-mbstring/Mbstring.php:473 Stack trace: #0 /home/vimoul/public_html/vendor/symfony/polyfill-mbstring/bootstrap.php(33): Symfony\Polyfill\Mbstring\Mbstring::mb_strlen('abcdfghijklmnop...', 'UTF-8') #1 /home/vimoul/public_html/classes/Tools.php(1642): mb_strlen('abcdfghijklmnop...', 'UTF-8') #2 /home/vimoul/public_html/modules/prestablog/prestablog.php(17443): ToolsCore::strlen('abcdfghijklmnop...') #3 /home/vimoul/public_html/modules/prestablog/prestablog.php(255): PrestaBlog->genererMDP(32) #4 [internal function]: PrestaBlog->__construct() #5 /home/vimoul/public_html/src/Core/Foundation/IoC/Container.php(127): ReflectionClass->newInstance() #6 /home/vimoul/public_html/src/Core/Foundation/IoC/Container.php(160): PrestaShop\PrestaShop\Core\Foundation\IoC\Container->makeInstanceFromClassName('prestablog', Array) #7 /home/vimoul/public_html/src/Core/Foundation/IoC/Container.php(17 in /home/vimoul/public_html/vendor/symfony/polyfill-mbstring/Mbstring.php on line 473