连接到客户端Okta IDP帐户时，我在Spring SAML应用程序中遇到以下错误 . 我可以正确地从我的开发Okta帐户连接 . 可能是什么潜在的问题？
org.springframework.security.authentication.AuthenticationServiceException：org.springframework.security.saml.SAMLProcessingFilter.attemptAuthentication（SAMLProcessingFilter.java:97）org.springframework.security.web.authentication.AbstractAuthenticationProcessingFilter.doFilter上的传入SAML消息无效（在org.springframework的org.springframework.security.web.FilterChainProxy.doFilterInternal（FilterChainProxy.java:192）的org.springframework.security.web.FilterChainProxy $ VirtualFilterChain.doFilter（FilterChainProxy.java:342）中的AbstractAuthenticationProcessingFilter.java:195） .security.web.FilterChainProxy.doFilter（FilterChainProxy.java:166）在org.springframework.security.web.FilterChainProxy $ VirtualFilterChain.doFilter（FilterChainProxy.java:342）在org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter （SecurityContextPersistenceFilter.java:87）org.springframework.security.web.FilterChainProxy $ VirtualFilterChain.doFilter（FilterChainProxy.jav）一：342）在org.springframework.security.saml.metadata.MetadataGeneratorFilter.doFilter（MetadataGeneratorFilter.java:87）在org.springframework.security.web.FilterChainProxy $ VirtualFilterChain.doFilter（FilterChainProxy.java:342）在org.springframework org.springframework.security.web.FilterChainProxy.doFilter（FilterChainProxy.java:160）中的.security.web.FilterChainProxy.doFilterInternal（FilterChainProxy.java:192）org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate（DelegatingFilterProxy.java） ：346）在org.springframework.web.filter.DelegatingFilterProxy.doFilter（DelegatingFilterProxy.java:259）在org.apache.catalina.core.ApplicationFilterChain.internalDoFilter（ApplicationFilterChain.java:193）在org.apache.catalina.core . ApplicationFilterChain.doFilter（ApplicationFilterChain.java:166）在org.apache.catalina.core.StandardWrapperValve.invoke（StandardWrapperValve.java:199）在org.apache.catalina.core.StandardContextValve.invoke（StandardContextValve.java:96）在组织.apache.catali na.authenticator.AuthenticatorBase.invoke（AuthenticatorBase.java:490）在org.apache.catalina.core.StandardHostValve.invoke（StandardHostValve.java:139）在org.apache.catalina.valves.ErrorReportValve.invoke（ErrorReportValve.java： 92）在org.apache.catalina.valves.AbstractAccessLogValve.invoke（AbstractAccessLogValve.java:668）在org.apache.catalina.core.StandardEngineValve.invoke（StandardEngineValve.java:74）在org.apache.catalina.connector.CoyoteAdapter . 服务（CoyoteAdapter.java:343）在org.apache.coyote.ajp.AjpProcessor.service（AjpProcessor.java:394）在org.apache.coyote.AbstractProcessorLight.process（AbstractProcessorLight.java:66）在org.apache . coyote.AbstractProtocol $ ConnectionHandler.process（AbstractProtocol.java:791）在org.apache.tomcat.util.net.NioEndpoint $ SocketProcessor.doRun（NioEndpoint.java:1417）在org.apache.tomcat.util.net.SocketProcessorBase . 在java.util.con上的java.util.concurrent.ThreadPoolExecutor.runWorker（ThreadPoolExecutor.java:1149）上运行（SocketProcessorBase.java:49） current.ThreadPoolExecutor $ Worker.run（ThreadPoolExecutor.java:624）在org.apache.tomcat.util.threads.TaskThread $ WrappingRunnable.run（TaskThread.java:61）在java.lang.Thread.run（Thread.java： 748）
引起：
org.opensaml.ws.security.SecurityPolicyException：协议消息签名的验证在org.opensaml.common.binding.security.SAMLProtocolMessageXMLSignatureSecurityPolicyRule上的org.opensaml.common.binding.security.SAMLProtocolMessageXMLSignatureSecurityPolicyRule.doEvaluate（SAMLProtocolMessageXMLSignatureSecurityPolicyRule.java:138）失败.evaluate（SAMLProtocolMessageXMLSignatureSecurityPolicyRule.java:107）org.opensaml.ws.security.provider.BasicSecurityPolicy.evaluate（BasicSecurityPolicy.java:51）org.opensaml.ws.message.decoder.BaseMessageDecoder.processSecurityPolicy（BaseMessageDecoder.java:132） ）在org.opensaml.ws.message.decoder.BaseMessageDecoder.decode（BaseMessageDecoder.java:83）在org.opensaml.saml2.binding.decoding.BaseSAML2MessageDecoder.decode（BaseSAML2MessageDecoder.java:70）在org.springframework.security . saml.processor.SAMLProcessorImpl.retrieveMessage（SAMLProcessorImpl.java:105）在org.springframework.security.saml.processor.SAMLProcessorImpl.retrieveMessag E（SAMLProcessorImpl.java:172）在org.springframework.security.saml.SAMLProcessingFilter.attemptAuthentication（SAMLProcessingFilter.java:77）... 32更