异常：cvc-complex-type.2.4.a: Invalid content was found starting with element

web.xml出现cvc-complex-type.2.4.a: Invalid content was found starting with element

<web-app xmlns="/xml/ns/j2ee" version="2.4"

xmlns:xsi="/2001/XMLSchema-instance /schema/cache/springmodules-cache.xsd /schema/cache/springmodules-ehcache.xsd"

xsi:schemaLocation="/xml/ns/j2ee /xml/ns/j2ee/web-app_2_4.xsd">

</web-app>

将红色标记加入XML即可。