bug fix

src/modules/examwork/view/examStudent.vue

@@ -1614,6 +1614,7 @@ export default {
       this.examStudentForm.ext3 = row.ext3;
       this.examStudentForm.ext4 = row.ext4;
       this.examStudentForm.ext5 = row.ext5;
+      this.examStudentForm.examStageId = row.examStageId;
 
       this.updateStudentDialog = true;
     },