Fatal error: Uncaught Error: Call to undefined function Symfony\Polyfill\Mbstring\iconv_strpos() in /home/booksarabia/public_html/vendor/symfony/polyfill-mbstring/Mbstring.php:500 Stack trace: #0 /home/booksarabia/public_html/vendor/symfony/polyfill-mbstring/bootstrap.php(34): Symfony\Polyfill\Mbstring\Mbstring::mb_strpos('/home/booksarab...', '/home/booksarab...', 0, 'UTF-8') #1 /home/booksarabia/public_html/vendor/magento/framework/Filesystem/Directory/PathValidator.php(60): mb_strpos('/home/booksarab...', '/home/booksarab...') #2 /home/booksarabia/public_html/vendor/magento/framework/Filesystem/Directory/Read.php(81): Magento\Framework\Filesystem\Directory\PathValidator->validate('/home/booksarab...', '/var/.regenerat...', NULL, false) #3 /home/booksarabia/public_html/vendor/magento/framework/Filesystem/Directory/Read.php(209): Magento\Framework\Filesystem\Directory\Read->validatePath('/var/.regenerat...') #4 /home/booksarabia/public_html/vendor/magento/framework/Code/GeneratedFiles.php(66): Magento\Framework\Filesyste in /home/booksarabia/public_html/vendor/symfony/polyfill-mbstring/Mbstring.php on line 500