X-Git-Url: http://www.aleph1.co.uk/gitweb/?p=yaffs-website;a=blobdiff_plain;f=web%2Fcore%2Fmodules%2Fbook%2Fsrc%2FController%2FBookController.php;fp=web%2Fcore%2Fmodules%2Fbook%2Fsrc%2FController%2FBookController.php;h=fa34d927112860e5ecfa587bc3d09474e673e042;hp=b92c3e3fcfeb7904f4ce9afcf7e3576055686a47;hb=0bf8d09d2542548982e81a441b1f16e75873a04f;hpb=74df008bdbb3a11eeea356744f39b802369bda3c

diff --git a/web/core/modules/book/src/Controller/BookController.php b/web/core/modules/book/src/Controller/BookController.php
index b92c3e3fc..fa34d9271 100644
--- a/web/core/modules/book/src/Controller/BookController.php
+++ b/web/core/modules/book/src/Controller/BookController.php
@@ -154,7 +154,7 @@ class BookController extends ControllerBase {
 
     // @todo Convert the custom export functionality to serializer.
     if (!method_exists($this->bookExport, $method)) {
-      drupal_set_message(t('Unknown export format.'));
+      $this->messenger()->addStatus(t('Unknown export format.'));
       throw new NotFoundHttpException();
     }