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Fatal error:
Call to undefined function mb_substr()
After moving to my dedicated server (hypervm CP), I got lots of errors.
How do I solve this problem?
It looks like the mbstring extension, which provides that kind of functions, is not installed or enabled : if it was enabled, you’d have a block “mbstring”, in the output of
phpinfo().If you are admin of your server, a first idea might be to check for something like
In you
php.inifile.