MDL-44590 category: correct get_string component

diff --git a/course/classes/editcategory_form.php b/course/classes/editcategory_form.php
index a28ea9b..c866f6c 100644 (file)
--- a/course/classes/editcategory_form.php
+++ b/course/classes/editcategory_form.php
@@ -125,10 +125,10 @@ class core_course_editcategory_form extends moodleform {
         if (!empty($data['idnumber'])) {
             if ($existing = $DB->get_record('course_categories', array('idnumber' => $data['idnumber']))) {
                 if (!$data['id'] || $existing->id != $data['id']) {
-                    $errors['idnumber']= get_string('categoryidnumbertaken');
+                    $errors['idnumber'] = get_string('categoryidnumbertaken', 'error');
                 }
             }
         }
         return $errors;
     }
-}
\ No newline at end of file
+}