2 merge requests!7452Issue #1797438. HTML5 validation is preventing form submit and not fully...,!789Issue #3210310: Adjust Database API to remove deprecated Drupal 9 code in Drupal 10
// If this file already exists, something in the upgrade path went
// completely wrong and we want to know.
if($config_storage->exists($config_name)){
thrownewConfigException(format_string('Default configuration file @name of @module module unexpectedly exists already before the module was installed.',array(