tomcat下部署了多个项目启动报错java web error：Choose unique values for the 'webAppRootKey' context-param in your web.xml files
log4jConfigLocation/WEB-INF/log4j.propertieswebAppRootKeywebName.roottomcat下部署了多个项目启动报错javaweberror：Chooseuniquevaluesforthe'webAppRootKey'context-paraminyourweb.xmlfiles