I had the same problem and solved it this way.
execute this on the console and you should see something like this
$ locate php.ini /etc/php5/apache2/php.ini /etc/php5/cli/php.ini /etc/php5/fpm/php.ini
the first line is probably your php.ini, which appears when you do phpinfo ();
the problem is that when you perform a composer update, do not check the same php.ini
in my case the second line
all my sites work fine, but always I had problems not now after editing the second file and set the same time zone that you set in the first
run
$ sudo service apache2 reload
and now
$ composer update
I hope this work is for you, as work for me
Regards Emiliano
Emiliano
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