Fatal error: Uncaught RuntimeException: The exit status code '1' says something went wrong: stderr: "Loading pages (1/6) [> ] 0% [======> ] 10% [=========> ] 16% [===============> ] 25% [================> ] 28% [=====================> ] 36% [========================> ] 40% [==========================> ] 44% [============================> ] 47% [=============================> ] 49% Warning: Failed to load http://multibrand.amserv.dev4.modera.org/error.php?error=404&page=/js/src/modera-form.js (ignore) [==============================> ] 50% [==================================> in /var/www/sites/multibrand.amserv.dev4.modera.org/class/vendor/knplabs/knp-snappy/src/Knp/Snappy/AbstractGenerator.php on line 336