....

examcloud-core-basic-api-provider/src/main/java/cn/com/qmth/examcloud/core/basic/api/provider/CourseCloudServiceProvider.java

@@ -1,5 +1,6 @@
 package cn.com.qmth.examcloud.core.basic.api.provider;
 
+import java.util.Date;
 import java.util.List;
 
 import org.apache.commons.lang3.StringUtils;
@@ -125,8 +126,13 @@ public class CourseCloudServiceProvider implements CourseCloudService {
 		}
 
 		long updateTime = 0L;
+		if (null == course.getCreationTime()) {
+			course.setCreationTime(new Date());
+		}
 		if (null != course.getUpdateTime()) {
 			updateTime = course.getUpdateTime().getTime();
+		} else {
+			course.setUpdateTime(new Date());
 		}
 		Course saved = courseRepo.saveAndFlush(course);
 		if (updateTime != saved.getUpdateTime().getTime()) {