From 10dae695ecc5669ebae9f17e8ecf1fe5150e1720 Mon Sep 17 00:00:00 2001
From: Adrian Perez <adrian.perez@ffhs.ch>
Date: Fri, 20 Jul 2018 14:25:25 +0200
Subject: [PATCH] MDL-63002 core_grade: fixed deletion of overriden letters

---
 grade/edit/letter/index.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/grade/edit/letter/index.php b/grade/edit/letter/index.php
index 393afe4c969..dedd4bf2462 100644
--- a/grade/edit/letter/index.php
+++ b/grade/edit/letter/index.php
@@ -141,7 +141,7 @@ if (!$edit) {
         if (!$admin and empty($data->override)) {
             $records = $DB->get_records('grade_letters', array('contextid' => $context->id));
             foreach ($records as $record) {
-                $DB->delete_record('grade_letters', array('id' => $record->id));
+                $DB->delete_records('grade_letters', array('id' => $record->id));
                 // Trigger the letter grade deleted event.
                 $event = \core\event\grade_letter_deleted::create(array(
                     'objectid' => $record->id,