diff --git a/koha-tmpl/intranet-tmpl/prog/en/includes/js-patron-format.inc b/koha-tmpl/intranet-tmpl/prog/en/includes/js-patron-format.inc
index 8b7ca40bed..2fa52e10af 100644
--- a/koha-tmpl/intranet-tmpl/prog/en/includes/js-patron-format.inc
+++ b/koha-tmpl/intranet-tmpl/prog/en/includes/js-patron-format.inc
@@ -36,9 +36,13 @@
             else {
                 name = preferred_name + ' ' + surname;
             }
-
             if ( name.replace(' ', '').length == 0 ) {
-                return _("A patron from %s").format(patron.library.name);
+                if ( patron.library ) {
+                    return _("A patron from %s").format(patron.library.name);
+                }
+                else {
+                    return _("A patron from another library");
+                }
             }
 
             if ( config && config.hide_patron_name ) {