diff --git a/web/src/main/java/com/ibeetl/jlw/service/CourseInfoService.java b/web/src/main/java/com/ibeetl/jlw/service/CourseInfoService.java
index ff68d454..0a676689 100644
--- a/web/src/main/java/com/ibeetl/jlw/service/CourseInfoService.java
+++ b/web/src/main/java/com/ibeetl/jlw/service/CourseInfoService.java
@@ -1181,7 +1181,7 @@ public class CourseInfoService extends CoreBaseService<CourseInfo>{
                 break;
         }
 
-        if (calcedOrder == null) {
+        if (calcedOrder != null) {
             // 改变排序记录值
             CourseInfo updatePO = new CourseInfo();
             updatePO.setCourseInfoId(mergeCourseInfo.getCourseInfoId());
diff --git a/web/src/main/java/com/ibeetl/jlw/service/ResourcesInfoService.java b/web/src/main/java/com/ibeetl/jlw/service/ResourcesInfoService.java
index 09eb01bd..9663f7e2 100644
--- a/web/src/main/java/com/ibeetl/jlw/service/ResourcesInfoService.java
+++ b/web/src/main/java/com/ibeetl/jlw/service/ResourcesInfoService.java
@@ -394,7 +394,7 @@ public class ResourcesInfoService extends CoreBaseService<ResourcesInfo>{
                 break;
         }
 
-        if (calcedOrder == null) {
+        if (calcedOrder != null) {
             // 改变排序记录值
             ResourcesInfo updatePO = new ResourcesInfo();
             updatePO.setResourcesInfoId(mergeCourseInfo.getResourcesInfoId());
diff --git a/web/src/main/java/com/ibeetl/jlw/service/TeacherOpenCourseMergeCourseInfoService.java b/web/src/main/java/com/ibeetl/jlw/service/TeacherOpenCourseMergeCourseInfoService.java
index cf179fa7..da1b953a 100644
--- a/web/src/main/java/com/ibeetl/jlw/service/TeacherOpenCourseMergeCourseInfoService.java
+++ b/web/src/main/java/com/ibeetl/jlw/service/TeacherOpenCourseMergeCourseInfoService.java
@@ -1277,7 +1277,7 @@ public class TeacherOpenCourseMergeCourseInfoService extends CoreBaseService<Tea
                 break;
         }
 
-        if (calcedOrder == null) {
+        if (calcedOrder != null) {
             // 改变排序记录值
             TeacherOpenCourseMergeCourseInfo updatePO = new TeacherOpenCourseMergeCourseInfo();
             updatePO.setTeacherOpenCourseMergeCourseInfoId(mergeCourseInfo.getTeacherOpenCourseMergeCourseInfoId());
diff --git a/web/src/main/java/com/ibeetl/jlw/service/TeacherOpenCourseMergeResourcesInfoService.java b/web/src/main/java/com/ibeetl/jlw/service/TeacherOpenCourseMergeResourcesInfoService.java
index 0c973d83..3bd5876a 100644
--- a/web/src/main/java/com/ibeetl/jlw/service/TeacherOpenCourseMergeResourcesInfoService.java
+++ b/web/src/main/java/com/ibeetl/jlw/service/TeacherOpenCourseMergeResourcesInfoService.java
@@ -552,7 +552,7 @@ public class TeacherOpenCourseMergeResourcesInfoService extends CoreBaseService<
                 break;
         }
 
-        if (calcedOrder == null) {
+        if (calcedOrder != null) {
             // 改变排序记录值
             TeacherOpenCourseMergeResourcesInfo updatePO = new TeacherOpenCourseMergeResourcesInfo();
             updatePO.setTeacherOpenCourseMergeCourseInfoId(mergeCourseInfo.getTeacherOpenCourseMergeCourseInfoId());