update 背更新

pages/newEnglish/index.vue

@@ -264,7 +264,7 @@
 	}) {
 		// console.log('播放', url)
 		const cachedPath = await cacheAudio(url);
-		if (cachedPath.includes('.mp3')) {
+		if (cachedPath && cachedPath.includes('.mp3')) {
 			// console.log('地址：', cachedPath)
 			AudioP.play(cachedPath, code);
 		} else {