Fatal error: Call to undefined function mb_strtolower()

Question

i have a vps server i installed nginx + php-fpm now i have a problem with mb_strtolower() function this is my php info pleas goto this adress to see my php info

Answer 1

Search in your php.ini for this line:

;zend.multibyte = Off

And change it to:

zend.multibyte = On