struts異常:Caused by: Parent package is not defined: json-default - [unknown location]解決辦法
參考文章:
(1)struts異常:Caused by: Parent package is not defined: json-default - [unknown location]解決辦法
(2)https://www.cnblogs.com/haimishasha/p/6193196.html
(3)https://www.javazxz.com/thread-5014-1-1.html
備忘一下。