DevBox Posted October 16, 2016 Share Posted October 16, 2016 Hi all, I encount this error when trying to upgrade to 7.x Fatal error: Call to undefined function Symfony\Polyfill\Mbstring\iconv_strlen() in /home/XXXXXXX/public_html/vendor/symfony/polyfill-mbstring/Mbstring.php on line 338 Any idea? Thanks. - - - Updated - - - Oh, precision, blank page on install stage and this error on admin side login page. Thanks. 0 Quote Link to comment Share on other sites More sharing options...
twhiting9275 Posted October 16, 2016 Share Posted October 16, 2016 Make sure you have mbstring and iconv installed as PHP modules 0 Quote Link to comment Share on other sites More sharing options...
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