fix

src/constant/instruments.ts

@@ -201,6 +201,7 @@ const instruments: any = {
 /** 获取分轨名称 */
 export const getInstrumentName = (name = '') => {
   name = name.toLocaleLowerCase().replaceAll(' ', '')
+  if (!name) return ''
   for(let key in instruments){
     const _key = key.toLocaleLowerCase().replaceAll(' ', '')
     if (_key.includes(name) || name.includes(_key)){

src/page-gym/header-top/index.tsx

@@ -39,7 +39,8 @@ export default defineComponent({
 			api_back();
 		}
 		const disabledList = ["evaluating"];
-		const examSongName = `${state.examSongName} - ${state.track} (${getInstrumentName(state.track)})`
+		const trackName = getInstrumentName(state.track)
+		const examSongName = state.examSongName + (trackName ? ` - ${state.track} (${trackName})` : '')
 		return () => (
 			<div ref={headRef} class={styles.headerTop}>
 				<div class={styles.back} onClick={handleBack}>