PHP Notice: Undefined index: en in /srv/vagrant/mediawiki/extensions/ErrorHandler/ErrorHandler.php on line 223
PHP Stack trace:
PHP 1. {main}() /srv/vagrant/mediawiki/maintenance/update.php:0
PHP 2. require_once() /srv/vagrant/mediawiki/maintenance/update.php:206
PHP 3. require() /srv/vagrant/mediawiki/maintenance/doMaintenance.php:81
PHP 4. include_once() /srv/vagrant/mediawiki/LocalSettings.php:126
PHP 5. include_once() /srv/vagrant/LocalSettings.php:113
PHP 6. include_once() /srv/vagrant/settings.d/40-OtherExtensions.php:413
PHP 7. efErrorHandler() /srv/vagrant/settings.d/40-OtherExtensions.php:46
PHP 8. efErrorGetText() /srv/vagrant/mediawiki/extensions/ErrorHandler/ErrorHandler.php:183
PHP 9. call_user_func_array() /srv/vagrant/mediawiki/extensions/ErrorHandler/ErrorHandler.php:250
PHP 10. efErrorHandlerGetMessage() /srv/vagrant/mediawiki/extensions/ErrorHandler/ErrorHandler.php:250
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**Version**: master
**Severity**: normal