From dbbbf02dc02e45f118ea28b9b1e072d3092a69e7 Mon Sep 17 00:00:00 2001
From: Mark Nelson <markn@moodle.com>
Date: Wed, 28 Jun 2017 13:07:11 +0800
Subject: [PATCH] MDL-56046 mod_quiz: do not close the sheet twice

---
 mod/quiz/report/statistics/report.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mod/quiz/report/statistics/report.php b/mod/quiz/report/statistics/report.php
index b7bea7223cf..790be61d708 100644
--- a/mod/quiz/report/statistics/report.php
+++ b/mod/quiz/report/statistics/report.php
@@ -256,7 +256,7 @@ class quiz_statistics_report extends quiz_default_report {
             if ($quizstats->s()) {
                 $this->output_quiz_structure_analysis_table($questionstats);
             }
-            $this->table->finish_output();
+            $this->table->export_class_instance()->finish_document();
 
         } else {
             // On-screen display of overview report.