From e91d11ca2891af6f6310fbc0a3a67fd98ce61375 Mon Sep 17 00:00:00 2001
From: 86182 <bjy18234674226@163.com>
Date: Tue, 1 Nov 2022 19:01:27 +0800
Subject: [PATCH] =?UTF-8?q?=E9=A6=96=E9=A1=B5=E8=AF=BE=E7=A8=8B=E6=8E=92?=
 =?UTF-8?q?=E8=A1=8C=E6=A6=9C=E6=8E=92=E5=BA=8F=E9=97=AE=E9=A2=98?=
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---
 .../com/xboe/module/course/service/impl/CourseServiceImpl.java | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/servers/boe-server-all/src/main/java/com/xboe/module/course/service/impl/CourseServiceImpl.java b/servers/boe-server-all/src/main/java/com/xboe/module/course/service/impl/CourseServiceImpl.java
index 2592059c..3b720ecd 100644
--- a/servers/boe-server-all/src/main/java/com/xboe/module/course/service/impl/CourseServiceImpl.java
+++ b/servers/boe-server-all/src/main/java/com/xboe/module/course/service/impl/CourseServiceImpl.java
@@ -980,6 +980,9 @@ public class CourseServiceImpl implements ICourseService {
 			for (Object o:list) {
 				strings.add((String) o);
 			}
+			if(list.isEmpty()){
+				return courses;
+			}
 			QueryBuilder builder = QueryBuilder.from(Course.class);
 			builder.addFilter(FieldFilters.eq("deleted",false));
 			builder.addFilter(FieldFilters.eq("enabled",true));