H2-Console is not showing in browser
If you have override configure method of Spring Security and you want to use console of h2 database in browser, and after connect h2-console showing loading error as shown in below image. Then you have to add following line in your overridden configure method. @EnableWebSecurity public class SecurityConfig extends WebSecurityConfigurerAdapter { Logger logger = LoggerFactory.getLogger(SecurityConfig. class ); //...... @Override protected void configure(HttpSecurity http) throws Exception { http.authorizeRequests().antMatchers( "/" ).permitAll(); http.authorizeRequests().antMatchers( "/imgs/**" ).permitAll(); http.authorizeRequests().antMatchers( "/admin/**" ).hasRole( "ADMIN" ); http.authorizeRequests().antMatchers( "/**" ).hasRole( "USER" ).and().formLogin(); ...