修改

src/components/course/classinfo-form.vue

@@ -358,6 +358,7 @@
           this.invitationMsg.Mobile = this.checkedStudent.StuTel;
           this.invitationMsg.BirthDay = this.checkedStudent.StuBirthStr;
           this.invitationMsg.StudentId = this.checkedStudent.StuId;
+          this.invitationMsg.School_Id = this.setingObj.School_Id;
           AddClassStudent(this.invitationMsg).then(res => {
             if (res.Code == 1) {
               this.ishowInvit = false;