composer updateでエラーが出たけど解決したので貼っとく

検索したけど、結局PHPのバージョンが古くなってるだけだった。 5.x系だとダメで7.x系なら動いたので入れた…というか入ってたはずなのに消えてた…orz

検索しづらかったので、ログ貼って検索しやすくしとく

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$ composer update Loading composer repositories with package information Updating dependencies (including require-dev) Nothing to install or update Generating autoload files

Incenteev\ParameterHandler\ScriptHandler::buildParameters Updating the "app/config/parameters.yml" file Sensio\Bundle\DistributionBundle\Composer\ScriptHandler::buildBootstrap Sensio\Bundle\DistributionBundle\Composer\ScriptHandler::clearCache

In Configuration.php line 69:

Warning: date_default_timezone_get(): It is not safe to rely on the system'
s timezone settings. You are required to use the date.timezone setting or
the date_default_timezone_set() function. In case you used any of those me
thods and you are still getting this warning, you most likely misspelled th
e timezone identifier. We selected the timezone 'UTC' for now, but please s
et date.timezone to select your timezone.

Script Sensio\Bundle\DistributionBundle\Composer\ScriptHandler::clearCache handling the symfony-scripts event terminated with an

[RuntimeException]
error when the "'cache:clear --no-warmup'" command:

In Configuration.php line 69:
Warning: date_default_timezone_get(): It is not safe to rely on the system's
timezone settings. You are required to use the date.timezone setting or
the date_default_timezone_set() function. In case you used any of those methods and you are still getting this warning, you most likely misspelled the
timezone identifier. We selected the timezone 'UTC' for now, but please
set date.timezone to select your timezone.