title: Error creating bean with name 'springSecurityFilterChain'
body: <p>I have been following the <a href="http://docs.spring.io/spring-security/site/docs/3.2.5.RELEASE/reference/htmlsingle/">Spring Security Reference</a> and i added only this classes:</p>
  
  <pre><code>@Configuration
  @EnableWebMvcSecurity
  public class WebSecurityConfig extends WebSecurityConfigurerAdapter {
  
      @Override
      protected void configure(HttpSecurity http) throws Exception {
          http
          .authorizeRequests()
              .anyRequest().authenticated()
              .and()
          .formLogin().loginPage("/login")
          .permitAll()
              .and()
          .logout()
          .permitAll();
      }
  
      @Autowired
      public void configureGlobal(AuthenticationManagerBuilder auth) throws Exception {
          auth
              .inMemoryAuthentication()
                  .withUser("user").password("password").roles("USER").and()
                  .withUser("user").password("password").roles("USER", "ADMIN");
      }
  }
  </code></pre>
  
  <p>and</p>
  
  <pre><code>public class SecurityInitializer extends AbstractSecurityWebApplicationInitializer {
  
  
  }
  </code></pre>
  
  <p>but when i run the server, an exception is thrown, i don't know what i am doing wrong, can you help me please?</p>
  
  <p>This is the stacktrace:</p>
  
  <pre><code>org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'springSecurityFilterChain' defined in class path resource [org/springframework/security/config/annotation/web/configuration/WebSecurityConfiguration.class]: Bean instantiation via factory method failed; nested exception is org.springframework.beans.BeanInstantiationException: Failed to instantiate [javax.servlet.Filter]: Factory method 'springSecurityFilterChain' threw exception; nested exception is java.lang.IllegalArgumentException: [Assertion failed] - this expression must be true
  at org.springframework.beans.factory.support.ConstructorResolver.instantiateUsingFactoryMethod(ConstructorResolver.java:602)
  at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.instantiateUsingFactoryMethod(AbstractAutowireCapableBeanFactory.java:1113)
  at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:1008)
  at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:505)
  at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:476)
  at org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:302)
  at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:229)
  at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:298)
  at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:193)
  at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:292)
  at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:193)
  at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:762)
  at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:757)
  at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:480)
  at org.springframework.web.servlet.FrameworkServlet.configureAndRefreshWebApplicationContext(FrameworkServlet.java:663)
  at org.springframework.web.servlet.FrameworkServlet.createWebApplicationContext(FrameworkServlet.java:629)
  at org.springframework.web.servlet.FrameworkServlet.createWebApplicationContext(FrameworkServlet.java:677)
  at org.springframework.web.servlet.FrameworkServlet.initWebApplicationContext(FrameworkServlet.java:548)
  at org.springframework.web.servlet.FrameworkServlet.initServletBean(FrameworkServlet.java:489)
  at org.springframework.web.servlet.HttpServletBean.init(HttpServletBean.java:136)
  at javax.servlet.GenericServlet.init(GenericServlet.java:241)
  at org.mortbay.jetty.servlet.ServletHolder.initServlet(ServletHolder.java:440)
  at org.mortbay.jetty.servlet.ServletHolder.doStart(ServletHolder.java:263)
  at org.mortbay.component.AbstractLifeCycle.start(AbstractLifeCycle.java:50)
  at org.mortbay.jetty.servlet.ServletHandler.initialize(ServletHandler.java:685)
  at org.mortbay.jetty.servlet.Context.startContext(Context.java:140)
  at org.mortbay.jetty.webapp.WebAppContext.startContext(WebAppContext.java:1272)
  at org.mortbay.jetty.handler.ContextHandler.doStart(ContextHandler.java:517)
  at org.mortbay.jetty.webapp.WebAppContext.doStart(WebAppContext.java:489)
  at org.gradle.api.plugins.jetty.internal.JettyPluginWebAppContext.doStart(JettyPluginWebAppContext.java:112)
  at org.mortbay.component.AbstractLifeCycle.start(AbstractLifeCycle.java:50)
  at org.mortbay.jetty.handler.HandlerCollection.doStart(HandlerCollection.java:152)
  at org.mortbay.jetty.handler.ContextHandlerCollection.doStart(ContextHandlerCollection.java:156)
  at org.mortbay.component.AbstractLifeCycle.start(AbstractLifeCycle.java:50)
  at org.mortbay.jetty.handler.HandlerCollection.doStart(HandlerCollection.java:152)
  at org.mortbay.component.AbstractLifeCycle.start(AbstractLifeCycle.java:50)
  at org.mortbay.jetty.handler.HandlerWrapper.doStart(HandlerWrapper.java:130)
  at org.mortbay.jetty.Server.doStart(Server.java:224)
  at org.mortbay.component.AbstractLifeCycle.start(AbstractLifeCycle.java:50)
  at org.gradle.api.plugins.jetty.internal.Jetty6PluginServer.start(Jetty6PluginServer.java:111)
  at org.gradle.api.plugins.jetty.AbstractJettyRunTask.startJettyInternal(AbstractJettyRunTask.java:238)
  at org.gradle.api.plugins.jetty.AbstractJettyRunTask.startJetty(AbstractJettyRunTask.java:191)
  at org.gradle.api.plugins.jetty.AbstractJettyRunTask.start(AbstractJettyRunTask.java:162)
  at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
  at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
  at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
  at java.lang.reflect.Method.invoke(Method.java:483)
  at org.gradle.internal.reflect.JavaMethod.invoke(JavaMethod.java:63)
  at org.gradle.api.internal.project.taskfactory.AnnotationProcessingTaskFactory$StandardTaskAction.doExecute(AnnotationProcessingTaskFactory.java:218)
  at org.gradle.api.internal.project.taskfactory.AnnotationProcessingTaskFactory$StandardTaskAction.execute(AnnotationProcessingTaskFactory.java:211)
  at org.gradle.api.internal.project.taskfactory.AnnotationProcessingTaskFactory$StandardTaskAction.execute(AnnotationProcessingTaskFactory.java:200)
  at org.gradle.api.internal.AbstractTask$TaskActionWrapper.execute(AbstractTask.java:579)
  at org.gradle.api.internal.AbstractTask$TaskActionWrapper.execute(AbstractTask.java:562)
  at org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter.executeAction(ExecuteActionsTaskExecuter.java:80)
  at org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter.executeActions(ExecuteActionsTaskExecuter.java:61)
  at org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter.execute(ExecuteActionsTaskExecuter.java:46)
  at org.gradle.api.internal.tasks.execution.PostExecutionAnalysisTaskExecuter.execute(PostExecutionAnalysisTaskExecuter.java:35)
  at org.gradle.api.internal.tasks.execution.SkipUpToDateTaskExecuter.execute(SkipUpToDateTaskExecuter.java:64)
  at org.gradle.api.internal.tasks.execution.ValidatingTaskExecuter.execute(ValidatingTaskExecuter.java:58)
  at org.gradle.api.internal.tasks.execution.SkipEmptySourceFilesTaskExecuter.execute(SkipEmptySourceFilesTaskExecuter.java:42)
  at org.gradle.api.internal.tasks.execution.SkipTaskWithNoActionsExecuter.execute(SkipTaskWithNoActionsExecuter.java:52)
  at org.gradle.api.internal.tasks.execution.SkipOnlyIfTaskExecuter.execute(SkipOnlyIfTaskExecuter.java:53)
  at org.gradle.api.internal.tasks.execution.ExecuteAtMostOnceTaskExecuter.execute(ExecuteAtMostOnceTaskExecuter.java:43)
  at org.gradle.api.internal.AbstractTask.executeWithoutThrowingTaskFailure(AbstractTask.java:305)
  at org.gradle.execution.taskgraph.AbstractTaskPlanExecutor$TaskExecutorWorker.executeTask(AbstractTaskPlanExecutor.java:79)
  at org.gradle.execution.taskgraph.AbstractTaskPlanExecutor$TaskExecutorWorker.processTask(AbstractTaskPlanExecutor.java:63)
  at org.gradle.execution.taskgraph.AbstractTaskPlanExecutor$TaskExecutorWorker.run(AbstractTaskPlanExecutor.java:51)
  at org.gradle.execution.taskgraph.DefaultTaskPlanExecutor.process(DefaultTaskPlanExecutor.java:23)
  at org.gradle.execution.taskgraph.DefaultTaskGraphExecuter.execute(DefaultTaskGraphExecuter.java:88)
  at org.gradle.execution.SelectedTaskExecutionAction.execute(SelectedTaskExecutionAction.java:29)
  at org.gradle.execution.DefaultBuildExecuter.execute(DefaultBuildExecuter.java:62)
  at org.gradle.execution.DefaultBuildExecuter.access$200(DefaultBuildExecuter.java:23)
  at org.gradle.execution.DefaultBuildExecuter$2.proceed(DefaultBuildExecuter.java:68)
  at org.gradle.execution.DryRunBuildExecutionAction.execute(DryRunBuildExecutionAction.java:32)
  at org.gradle.execution.DefaultBuildExecuter.execute(DefaultBuildExecuter.java:62)
  at org.gradle.execution.DefaultBuildExecuter.execute(DefaultBuildExecuter.java:55)
  at org.gradle.initialization.DefaultGradleLauncher.doBuildStages(DefaultGradleLauncher.java:149)
  at org.gradle.initialization.DefaultGradleLauncher.doBuild(DefaultGradleLauncher.java:106)
  at org.gradle.initialization.DefaultGradleLauncher.run(DefaultGradleLauncher.java:86)
  at org.gradle.launcher.exec.InProcessBuildActionExecuter$DefaultBuildController.run(InProcessBuildActionExecuter.java:80)
  at org.gradle.launcher.cli.ExecuteBuildAction.run(ExecuteBuildAction.java:33)
  at org.gradle.launcher.cli.ExecuteBuildAction.run(ExecuteBuildAction.java:24)
  at org.gradle.launcher.exec.InProcessBuildActionExecuter.execute(InProcessBuildActionExecuter.java:36)
  at org.gradle.launcher.exec.InProcessBuildActionExecuter.execute(InProcessBuildActionExecuter.java:26)
  at org.gradle.launcher.cli.RunBuildAction.run(RunBuildAction.java:51)
  at org.gradle.internal.Actions$RunnableActionAdapter.execute(Actions.java:171)
  at org.gradle.launcher.cli.CommandLineActionFactory$ParseAndBuildAction.execute(CommandLineActionFactory.java:237)
  at org.gradle.launcher.cli.CommandLineActionFactory$ParseAndBuildAction.execute(CommandLineActionFactory.java:210)
  at org.gradle.launcher.cli.JavaRuntimeValidationAction.execute(JavaRuntimeValidationAction.java:35)
  at org.gradle.launcher.cli.JavaRuntimeValidationAction.execute(JavaRuntimeValidationAction.java:24)
  at org.gradle.launcher.cli.CommandLineActionFactory$WithLogging.execute(CommandLineActionFactory.java:206)
  at org.gradle.launcher.cli.CommandLineActionFactory$WithLogging.execute(CommandLineActionFactory.java:169)
  at org.gradle.launcher.cli.ExceptionReportingAction.execute(ExceptionReportingAction.java:33)
  at org.gradle.launcher.cli.ExceptionReportingAction.execute(ExceptionReportingAction.java:22)
  at org.gradle.launcher.Main.doAction(Main.java:33)
  at org.gradle.launcher.bootstrap.EntryPoint.run(EntryPoint.java:45)
  at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
  at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
  at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
  at java.lang.reflect.Method.invoke(Method.java:483)
  at org.gradle.launcher.bootstrap.ProcessBootstrap.runNoExit(ProcessBootstrap.java:54)
  at org.gradle.launcher.bootstrap.ProcessBootstrap.run(ProcessBootstrap.java:35)
  at org.gradle.launcher.GradleMain.main(GradleMain.java:23)
  Caused by: org.springframework.beans.BeanInstantiationException: Failed to instantiate [javax.servlet.Filter]: Factory method 'springSecurityFilterChain' threw exception; nested exception is java.lang.IllegalArgumentException: [Assertion failed] - this expression must be true
  at org.springframework.beans.factory.support.SimpleInstantiationStrategy.instantiate(SimpleInstantiationStrategy.java:189)
  at org.springframework.beans.factory.support.ConstructorResolver.instantiateUsingFactoryMethod(ConstructorResolver.java:591)
  ... 102 more
  Caused by: java.lang.IllegalArgumentException: [Assertion failed] - this expression must be true
  at org.springframework.util.Assert.isTrue(Assert.java:65)
  at org.springframework.util.Assert.isTrue(Assert.java:77)
  at org.springframework.security.provisioning.InMemoryUserDetailsManager.createUser(InMemoryUserDetailsManager.java:59)
  at org.springframework.security.config.annotation.authentication.configurers.provisioning.UserDetailsManagerConfigurer.initUserDetailsService(UserDetailsManagerConfigurer.java:61)
  at org.springframework.security.config.annotation.authentication.configurers.userdetails.UserDetailsServiceConfigurer.configure(UserDetailsServiceConfigurer.java:48)
  at org.springframework.security.config.annotation.authentication.configurers.userdetails.UserDetailsServiceConfigurer.configure(UserDetailsServiceConfigurer.java:33)
  at org.springframework.security.config.annotation.AbstractConfiguredSecurityBuilder.configure(AbstractConfiguredSecurityBuilder.java:376)
  at org.springframework.security.config.annotation.AbstractConfiguredSecurityBuilder.doBuild(AbstractConfiguredSecurityBuilder.java:325)
  at org.springframework.security.config.annotation.AbstractSecurityBuilder.build(AbstractSecurityBuilder.java:39)
  at org.springframework.security.config.annotation.authentication.configuration.AuthenticationConfiguration.getAuthenticationManager(AuthenticationConfiguration.java:78)
  at org.springframework.security.config.annotation.web.configuration.WebSecurityConfigurerAdapter.authenticationManager(WebSecurityConfigurerAdapter.java:236)
  at org.springframework.security.config.annotation.web.configuration.WebSecurityConfigurerAdapter.getHttp(WebSecurityConfigurerAdapter.java:178)
  at org.springframework.security.config.annotation.web.configuration.WebSecurityConfigurerAdapter.init(WebSecurityConfigurerAdapter.java:283)
  at org.springframework.security.config.annotation.web.configuration.WebSecurityConfigurerAdapter.init(WebSecurityConfigurerAdapter.java:68)
  at org.munaycoop.taskmanager.security.WebSecurityConfig$$EnhancerBySpringCGLIB$$4b88c0dc.init(&lt;generated&gt;)
  at org.springframework.security.config.annotation.AbstractConfiguredSecurityBuilder.init(AbstractConfiguredSecurityBuilder.java:367)
  at org.springframework.security.config.annotation.AbstractConfiguredSecurityBuilder.doBuild(AbstractConfiguredSecurityBuilder.java:320)
  at org.springframework.security.config.annotation.AbstractSecurityBuilder.build(AbstractSecurityBuilder.java:39)
  at org.springframework.security.config.annotation.web.configuration.WebSecurityConfiguration.springSecurityFilterChain(WebSecurityConfiguration.java:92)
  at org.springframework.security.config.annotation.web.configuration.WebSecurityConfiguration$$EnhancerBySpringCGLIB$$40bdb18f.CGLIB$springSecurityFilterChain$4(&lt;generated&gt;)
  at org.springframework.security.config.annotation.web.configuration.WebSecurityConfiguration$$EnhancerBySpringCGLIB$$40bdb18f$$FastClassBySpringCGLIB$$80796866.invoke(&lt;generated&gt;)
  at org.springframework.cglib.proxy.MethodProxy.invokeSuper(MethodProxy.java:228)
  at org.springframework.context.annotation.ConfigurationClassEnhancer$BeanMethodInterceptor.intercept(ConfigurationClassEnhancer.java:312)
  at org.springframework.security.config.annotation.web.configuration.WebSecurityConfiguration$$EnhancerBySpringCGLIB$$40bdb18f.springSecurityFilterChain(&lt;generated&gt;)
  at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
  at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
  at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
  at java.lang.reflect.Method.invoke(Method.java:483)
  at org.springframework.beans.factory.support.SimpleInstantiationStrategy.instantiate(SimpleInstantiationStrategy.java:162)
  ... 103 more
  </code></pre>