Oauth 2.0 Jasig cas 4.0.0 |谷歌oauth例外

我所做的一切都和官方cas的教程一样

当从google的页面重定向到我的cas应用程序时，我得到了以下异常

2014-08-06 11:26:01,286 INFO [org.jasig.cas.authentication.PolicyBasedAuthenticationManager] - <ClientAuthenticationHandler failed authenticating org.jasig.cas.support.pac4j.authentication.principal.ClientCredential@bad528>
2014-08-06 11:26:01,358 INFO [com.github.inspektr.audit.support.Slf4jLoggingAuditTrailManager] - <Audit trail record BEGIN
=============================================================
WHO: audit:unknown
WHAT: supplied credentials: [org.jasig.cas.support.pac4j.authentication.principal.ClientCredential@bad528]
ACTION: AUTHENTICATION_FAILED
APPLICATION: CAS
WHEN: Wed Aug 06 11:26:01 NPT 2014
CLIENT IP ADDRESS: 10.0.2.2
SERVER IP ADDRESS: 10.0.2.15
=============================================================

>
2014-08-06 11:26:01,414 INFO [com.github.inspektr.audit.support.Slf4jLoggingAuditTrailManager] - <Audit trail record BEGIN
=============================================================
WHO: audit:unknown
WHAT: 1 errors, 0 successes
ACTION: TICKET_GRANTING_TICKET_NOT_CREATED
APPLICATION: CAS
WHEN: Wed Aug 06 11:26:01 NPT 2014
CLIENT IP ADDRESS: 10.0.2.2
SERVER IP ADDRESS: 10.0.2.15
=============================================================

>
2014-08-06 11:26:01.487:WARN:oejs.ServletHandler:
org.springframework.web.util.NestedServletException: Request processing failed; nested exception is org.springframework.webflow.execution.ActionExecutionException: Exception thrown executing org.jasig.cas.support.pac4j.web.flow.ClientAction@e5c8 in state 'clientAction' of flow 'login' -- action execution attributes were 'map[[empty]]'
    at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:948)
    at org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:827)
    at javax.servlet.http.HttpServlet.service(HttpServlet.java:735)
    at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:812)
    at javax.servlet.http.HttpServlet.service(HttpServlet.java:848)
    at org.jasig.cas.web.init.SafeDispatcherServlet.service(SafeDispatcherServlet.java:125)
    at org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:684)
    at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1496)
    at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:88)
    at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
    at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:343)
    at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:260)
    at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1484)
    at com.github.inspektr.common.web.ClientInfoThreadLocalFilter.doFilter(ClientInfoThreadLocalFilter.java:63)
    at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1476)
    at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:501)
    at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:137)
    at org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:557)
    at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:231)
    at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1086)
    at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:429)
    at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:193)
    at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1020)
    at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:135)
    at org.eclipse.jetty.server.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:255)
    at org.eclipse.jetty.server.handler.HandlerCollection.handle(HandlerCollection.java:154)
    at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:116)
    at org.eclipse.jetty.server.Server.handle(Server.java:370)
    at org.eclipse.jetty.server.AbstractHttpConnection.handleRequest(AbstractHttpConnection.java:494)
    at org.eclipse.jetty.server.AbstractHttpConnection.headerComplete(AbstractHttpConnection.java:971)
    at org.eclipse.jetty.server.AbstractHttpConnection$RequestHandler.headerComplete(AbstractHttpConnection.java:1033)
    at org.eclipse.jetty.http.HttpParser.parseNext(HttpParser.java:644)
    at org.eclipse.jetty.http.HttpParser.parseAvailable(HttpParser.java:235)
    at org.eclipse.jetty.server.AsyncHttpConnection.handle(AsyncHttpConnection.java:82)
    at org.eclipse.jetty.io.nio.SelectChannelEndPoint.handle(SelectChannelEndPoint.java:696)
    at org.eclipse.jetty.io.nio.SelectChannelEndPoint$1.run(SelectChannelEndPoint.java:53)
    at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:608)
    at org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:543)
    at java.lang.Thread.run(Thread.java:745)
Caused by: 
org.springframework.webflow.execution.ActionExecutionException: Exception thrown executing org.jasig.cas.support.pac4j.web.flow.ClientAction@e5c8 in state 'clientAction' of flow 'login' -- action execution attributes were 'map[[empty]]'
    at org.springframework.webflow.execution.ActionExecutor.execute(ActionExecutor.java:60)
    at org.springframework.webflow.action.EvaluateAction.doExecute(EvaluateAction.java:77)
    at org.springframework.webflow.action.AbstractAction.execute(AbstractAction.java:188)
    at org.springframework.webflow.execution.AnnotatedAction.execute(AnnotatedAction.java:145)
    at org.springframework.webflow.execution.ActionExecutor.execute(ActionExecutor.java:51)
    at org.springframework.webflow.engine.ActionState.doEnter(ActionState.java:101)
    at org.springframework.webflow.engine.State.enter(State.java:194)
    at org.springframework.webflow.engine.Flow.start(Flow.java:535)
    at org.springframework.webflow.engine.impl.FlowExecutionImpl.start(FlowExecutionImpl.java:366)
    at org.springframework.webflow.engine.impl.FlowExecutionImpl.start(FlowExecutionImpl.java:222)
    at org.springframework.webflow.executor.FlowExecutorImpl.launchExecution(FlowExecutorImpl.java:140)
    at org.springframework.webflow.mvc.servlet.FlowHandlerAdapter.handle(FlowHandlerAdapter.java:193)
    at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:925)
    at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:856)
    at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:936)
    at org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:827)
    at javax.servlet.http.HttpServlet.service(HttpServlet.java:735)
    at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:812)
    at javax.servlet.http.HttpServlet.service(HttpServlet.java:848)
    at org.jasig.cas.web.init.SafeDispatcherServlet.service(SafeDispatcherServlet.java:125)
    at org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:684)
    at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1496)
    at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:88)
    at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
    at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:343)
    at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:260)
    at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1484)

2014-08-06 11:26:01286信息[org.jasig.cas.authentication.PolicyBasedAuthenticationManager]-
2014-08-06 11:26:01358信息[com.github.inspektr.audit.support.Slf4jLoggingAuditTrailManager]-
2014-08-06 11:26:01414信息[com.github.inspektr.audit.support.Slf4jLoggingAuditTrailManager]-
2014-08-06 11:26:01.487：警告：oejs.ServletHandler：
org.springframework.web.util.NestedServletException:请求处理失败；嵌套异常是org.springframework.webflow.execution.ActionExecutionException：在执行org.jasig.cas.support.pac4j.web.flow时引发的异常。ClientAction@e5c8在流“login”的状态“clientAction”——操作执行属性为“map[[empty]]”
位于org.springframework.web.servlet.FrameworkServlet.processRequest（FrameworkServlet.java:948）
位于org.springframework.web.servlet.FrameworkServlet.doGet（FrameworkServlet.java:827）
位于javax.servlet.http.HttpServlet.service（HttpServlet.java:735）
位于org.springframework.web.servlet.FrameworkServlet.service（FrameworkServlet.java:812）
位于javax.servlet.http.HttpServlet.service（HttpServlet.java:848）
位于org.jasig.cas.web.init.SafeDispatcherServlet.service（SafeDispatcherServlet.java:125）
位于org.eclipse.jetty.servlet.ServletHolder.handle（ServletHolder.java:684）
位于org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter（ServletHandler.java:1496）
位于org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal（CharacterEncodingFilter.java:88）
位于org.springframework.web.filter.OncePerRequestFilter.doFilter（OncePerRequestFilter.java:107）
位于org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate（DelegatingFilterProxy.java:343）
位于org.springframework.web.filter.DelegatingFilterProxy.doFilter（DelegatingFilterProxy.java:260）
位于org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter（ServletHandler.java:1484）
位于com.github.inspektr.common.web.ClientInfoThreadLocalFilter.doFilter（ClientInfoThreadLocalFilter.java:63）
位于org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter（ServletHandler.java:1476）
位于org.eclipse.jetty.servlet.ServletHandler.doHandle（ServletHandler.java:501）
位于org.eclipse.jetty.server.handler.ScopedHandler.handle（ScopedHandler.java:137）
位于org.eclipse.jetty.security.SecurityHandler.handle（SecurityHandler.java:557）
位于org.eclipse.jetty.server.session.SessionHandler.doHandle（SessionHandler.java:231）
位于org.eclipse.jetty.server.handler.ContextHandler.doHandle（ContextHandler.java:1086）
位于org.eclipse.jetty.servlet.ServletHandler.doScope（ServletHandler.java:429）
位于org.eclipse.jetty.server.session.SessionHandler.doScope（SessionHandler.java:193）
位于org.eclipse.jetty.server.handler.ContextHandler.doScope（ContextHandler.java:1020）
位于org.eclipse.jetty.server.handler.ScopedHandler.handle（ScopedHandler.java:135）
位于org.eclipse.jetty.server.handler.ContextHandlerCollection.handle（ContextHandlerCollection.java:255）
位于org.eclipse.jetty.server.handler.HandlerCollection.handle（HandlerCollection.java:154）
位于org.eclipse.jetty.server.handler.HandlerWrapper.handle（HandlerWrapper.java:116）
位于org.eclipse.jetty.server.server.handle（server.java:370）
位于org.eclipse.jetty.server.AbstractHttpConnection.HandlerRequest（AbstractHttpConnection.java:494）
位于org.eclipse.jetty.server.AbstractHttpConnection.headerComplete（AbstractHttpConnection.java:971）
位于org.eclipse.jetty.server.AbstractHttpConnection$RequestHandler.headerComplete（AbstractHttpConnection.java:1033）
http.HttpParser.parseNext（HttpParser.java:644）
http.HttpParser.parseAvailable（HttpParser.java:235）
位于org.eclipse.jetty.server.AsyncHttpConnection.handle（AsyncHttpConnection.java:82）
位于org.eclipse.jetty.io.nio.SelectChannelEndPoint.handle（SelectChannelEndPoint.java:696）
位于org.eclipse.jetty.io.nio.SelectChannelEndPoint$1.run（SelectChannelEndPoint.java:53）
位于org.eclipse.jetty.util.thread.QueuedThreadPool.runJob（QueuedThreadPool.java:608）
位于org.eclipse.jetty.util.thread.QueuedThreadPool$3.run（QueuedThreadPool.java:543）
运行（Thread.java:745）
原因：
org.springframework.webflow.execution.ActionExecutionException：执行org.jasig.cas.support.pac4j.web.flow时引发的异常。ClientAction@e5c8在流“login”的状态“clientAction”——操作执行属性为“map[[empty]]”
位于org.springframework.webflow.execution.ActionExecutor.execute（ActionExecutor.java:60）
位于org.springframework.webflow.action.EvaluateAction.doExecute（EvaluateAction.java:77）
位于org.springframework.webflow.action.AbstractAction.execute（AbstractAction.java:188）
位于org.springframework.webflow.execution.AnnotatedAction.execute（AnnotatedAction.java:145）
位于org.springframework.webflow.execution.ActionExecutor.execute（ActionExecutor.java:51）
位于org.springframework.webflow.engine.ActionState.doEnter（ActionState.java:101）
位于org.springframework.webflow.engine.State.enter（State.java:194）
位于org.springframework.webflow.engine.Flow.start（Flow.java:535）
位于org.springframework.webflow.engine.impl.FlowExecutionImpl.start（FlowExecutionImpl.java:366）
位于org.springframework.webflow.engine.impl.FlowExecutionImpl.start（FlowExecutionImpl.java:222）
位于org.springframework.webflow.executor.flowExecuteImpl.launchExecution（flowExecuteImpl.java:140）
位于org.springframework.webflow.mvc.servlet.FlowHandlerAdapter.handle（FlowHandlerAdapter.java:193）
位于org.springframework.web.servlet.DispatcherServlet.doDispatch（DispatcherServlet.java:925）
位于org.springframework.web.servlet.DispatcherServlet.doService（DispatcherServlet.java:856）
位于org.springframework.web.servlet.FrameworkServlet.processRequest（FrameworkServlet.jav
    <bean id="google1" class="org.pac4j.oauth.client.Google2Client">
      <property name="key" value="<key>" />
      <property name="secret" value="<secret_value>" />
      <property name="scope" value="EMAIL_AND_PROFILE" />
    </bean>