diff --git a/backup/moodle2/backup_stepslib.php b/backup/moodle2/backup_stepslib.php

index 24d7da9..78c0a45 100644

--- a/backup/moodle2/backup_stepslib.php

+++ b/backup/moodle2/backup_stepslib.php

@@ -1835,7 +1835,7 @@ class backup_annotate_all_user_files extends backup_execution_step {

             'backupid' => $this->get_backupid(), 'itemname' => 'userfinal'));

         foreach ($rs as $record) {

             $userid = $record->itemid;

-            $userctx = context_user::instance($userid);

+            $userctx = context_user::instance($userid, IGNORE_MISSING);

             if (!$userctx) {

                 continue; // User has not context, sure it's a deleted user, so cannot have files

             }