Update index.tsx

src/views/student-register/index.tsx

@@ -535,7 +535,9 @@ export default defineComponent({
                 forms.instrumentCode = i.instrumentCode;
                 forms.gradeNumText = i.text;
                 studentInfo.extra.currentGradeNum = data.currentGradeNum;
-                forms.classList = i.classList;
+                if (forms.schoolInstrumentSetType === 'CLASS') {
+                  forms.classList = i.classList;
+                }
               }
             });
           }