JAVA
(JAVA) Attribute "xmlns" was already specified for element
SAFE
2016. 8. 4. 11:16
Attribute "xmlns" was already specified for element 경고창이 나왔다.
http://intruder.tistory.com/116
web.xml 들어가서 xmlns:xsi=" 이런 부분 두 번 적혔나 확인