From 7e6bee1ec326da4f6973e3b8b9d5e2c158273c52 Mon Sep 17 00:00:00 2001
From: cxt <853663049@qq.com>
Date: Thu, 13 Feb 2020 15:34:25 +0800
Subject: [PATCH] =?UTF-8?q?=E8=AF=95=E5=8D=B7=E5=BA=93=E7=9A=84=E8=B0=83?=
 =?UTF-8?q?=E6=95=B4?=
MIME-Version: 1.0
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---
 app/views/examination_banks/show.json.jbuilder | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/app/views/examination_banks/show.json.jbuilder b/app/views/examination_banks/show.json.jbuilder
index 187e89cc2..eed1b2407 100644
--- a/app/views/examination_banks/show.json.jbuilder
+++ b/app/views/examination_banks/show.json.jbuilder
@@ -45,7 +45,9 @@ json.exam do
     end
   end
   json.sub_discipline do
-    json.(@exam.sub_discipline, :id, :name)
+    if @exam.sub_discipline.present?
+      json.(@exam.sub_discipline, :id, :name)
+    end
   end
   json.tag_disciplines @exam.tag_disciplines do |tag|
     json.(tag, :id, :name)