6 calls to error_displayable() in Zircon Profile 8

DefaultExceptionSubscriber::onHtml in core/lib/Drupal/Core/EventSubscriber/DefaultExceptionSubscriber.php

Handles any exception as a generic error page for HTML.

DefaultExceptionSubscriber::onJson in core/lib/Drupal/Core/EventSubscriber/DefaultExceptionSubscriber.php

Handles any exception as a generic error page for JSON.

SessionHandler::write in core/lib/Drupal/Core/Session/SessionHandler.php

_drupal_exception_handler_additional in core/includes/bootstrap.inc

Displays any additional errors caught while handling an exception.

_drupal_log_error in core/includes/errors.inc

Logs a PHP error or exception and displays an error page in fatal cases.

_drupal_shutdown_function_handle_exception in core/includes/bootstrap.inc

Displays and logs any errors that may happen during shutdown.