As the message states, your graphics card does not have graphics acceleration available. Your computer may not be configured correctly - it's hard to give an exact answer here.
谢谢，问题已解决。出现这个问题的原因是我几天前刷新了我的电脑，原来的东西不见了。现在我又更新了它，问题就这样解决了。
OK
