diff --git a/src/views/trials/trials-panel/reading/dicoms3D/components/customize/QuestionList.vue b/src/views/trials/trials-panel/reading/dicoms3D/components/customize/QuestionList.vue
index c94d222f..4edf9d61 100644
--- a/src/views/trials/trials-panel/reading/dicoms3D/components/customize/QuestionList.vue
+++ b/src/views/trials/trials-panel/reading/dicoms3D/components/customize/QuestionList.vue
@@ -731,7 +731,7 @@ export default {
           if (currentState === 3) {
             const conflictIndex = this.questionMarkInfoList.findIndex(
               item => item.MeasureData.annotationUID === annotation.annotationUID 
-              && item.RowId !== this.operateRowId
+              && item.RowId !== this.operateRowId && this.operateRowId
             )
             if (conflictIndex > -1) {
               this.$alert('该标记已绑定到其他行，不能更改绑定！')