Merge branch 'yingshuo' of https://git.cocorobo.cn/CocoRoboLabs/cocoroboWork-School into yingshuo

src/components/pages/fiveDetail.vue

@@ -486,7 +486,7 @@ name:""
       console.log(`当前页: ${val}`);
     },
     handleClose(done) {
-      this.$refs.videoPlayer.player.pause()
+      this.$refs.videoPlayer && this.$refs.videoPlayer.player && this.$refs.videoPlayer.player.pause()
       done();
     },
     doingAssess() {