Fatal error: Call to undefined function mb_strlen()

Question

I\'m trying to make a donation center which I use the source code from Totorialzine.

Everything works fine for me at this moment so far but the only problem I was st

Answer 1

In case Google search for this error

Call to undefined function mb_ereg_match()

takes somebody to this thread. Installing php-mbstring resolves it too.

Ubuntu 18.04.1, PHP 7.2.10

sudo apt-get install php7.2-mbstring