今天在執行NETCA時遇到了一些問題，不過及時解決了

然後就好使了。結果在最後的時候出現瞭如下錯誤。

       The information provided for this listener is currently in use by other
software on this computer,you can proceed with the configuration as it is
bu ti will not be possible to start this listener until the conflict is resolved.would you like
to continue with the configuration anyway?
     讀了幾遍，也沒太明白，最後發現自己剛剛修改完IP地址，但沒有在/ETC/HOSTS下修改，遂修改並重啟，OK了。