问题与分析 在web.xml中配置servlet节点时报错如下: cvc-complex-type.2.4.a: Invalid content was found starting with element 'init-param'. One of '{"http://java.sun.com/xml/ns/j2ee":run-as, "http://java.sun.com/xml/ns/j2ee":security-role-ref}' is expected
搭建ssm工程过程中web.xml报错:Servlet should have a mapping ....但是mapping已经配置好了...如下图: 搜索无果,后来发现是工程的web.xml位置配置错误,因为我之前换过根目录位置. 修改方法: 打开Project Structure界面,Modules>Web>Deployment descriptor,修改正确的位置即可,如下图: 另:打开Project Structure的方法: Ctrl+Alt+Shift+S 除上述以外,一定要注意
问题描述: 使用Eclipse自带的Maven插件创建Web项目时报错: Could not resolve archetype org.apache.maven.archetypes:maven-archetype-webapp:RELEASE from any of the configured repositories. Could not resolve artifact org.apache.maven.archetypes:maven-archetype-webapp:pom:REL