fix

src/pc/home/index.tsx

@@ -2388,7 +2388,7 @@ export default defineComponent({
 									<div class={styles.mearesInput}>
 										<NInputNumber
 											min={1}
-											max={(data.selectMeasures.end + 1) || data.selectMeasures.max}
+											max={(data.selectMeasures.end ? data.selectMeasures.end + 1 : 0) || data.selectMeasures.max}
 											bordered={false}
 											placeholder="开始小节"
 											showButton={false}