1、springSecurityFilterChain'. Check to ensure the Filter is only configured once.

在pringboot中不能同時存在

public class MessageSecurityWebApplicationInitializer extends AbstractSecurityWebApplicationInitializer {
}

和 @EnableWebSecurity
public class SecurityConfig extends WebSecurityConfigurerAdapter{ 類

to the cache because there was insufficient free space available after evicting expired cache entries - consider increasing the maximum size of the cache

在tomcat的context.xml中增加Resources cachingAllowed

    <WatchedResource>WEB-INF/web.xml</WatchedResource>
    <WatchedResource>${catalina.base}/conf/web.xml</WatchedResource>
    <Resources
        cachingAllowed="true"
        cacheMaxSize="100000"
   />