[keycloak-user] Buffer overflow in keycloak.adapters.saml

Is anyone familiar with the below stack trace trying to connect Keycloak to Tomcat, please? type Exception reportmessage Could not create authentication request.description The server encountered an internal error that prevented it from fulfilling this request.exceptionjava.lang.RuntimeException: Could not create authentication request. org.keycloak.adapters.saml.AbstractInitiateLogin.challenge(AbstractInitiateLogin.java:63) org.keycloak.adapters.saml.AbstractSamlAuthenticatorValve.executeAuthenticator(AbstractSamlAuthenticatorValve.java:247) org.keycloak.adapters.saml.AbstractSamlAuthenticatorValve.authenticateInternal(AbstractSamlAuthenticatorValve.java:222) org.keycloak.adapters.saml.tomcat.SamlAuthenticatorValve.authenticate(SamlAuthenticatorValve.java:42) org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:574) org.keycloak.adapters.saml.AbstractSamlAuthenticatorValve.invoke(AbstractSamlAuthenticatorValve.java:184) org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:99) org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:953) org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:408) org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1023) org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:589) org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:312) java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) java.lang.Thread.run(Thread.java:744) root causejava.lang.RuntimeException: java.io.IOException: Buffer overflow, no sink 4096 4096 org.keycloak.adapters.saml.CatalinaSamlSessionStore.saveRequest(CatalinaSamlSessionStore.java:226) org.keycloak.adapters.saml.AbstractInitiateLogin.challenge(AbstractInitiateLogin.java:58) org.keycloak.adapters.saml.AbstractSamlAuthenticatorValve.executeAuthenticator(AbstractSamlAuthenticatorValve.java:247) org.keycloak.adapters.saml.AbstractSamlAuthenticatorValve.authenticateInternal(AbstractSamlAuthenticatorValve.java:222) org.keycloak.adapters.saml.tomcat.SamlAuthenticatorValve.authenticate(SamlAuthenticatorValve.java:42) org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:574) org.keycloak.adapters.saml.AbstractSamlAuthenticatorValve.invoke(AbstractSamlAuthenticatorValve.java:184) org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:99) org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:953) org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:408) org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1023) org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:589) org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:312) java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) java.lang.Thread.run(Thread.java:744) root causejava.io.IOException: Buffer overflow, no sink 4096 4096 org.apache.tomcat.util.buf.ByteChunk.flushBuffer(ByteChunk.java:477) org.apache.tomcat.util.buf.ByteChunk.append(ByteChunk.java:366) org.apache.catalina.authenticator.FormAuthenticator.saveRequest(FormAuthenticator.java:664) org.keycloak.adapters.saml.AbstractSamlAuthenticatorValve.keycloakSaveRequest(AbstractSamlAuthenticatorValve.java:253) org.keycloak.adapters.saml.CatalinaSamlSessionStore.saveRequest(CatalinaSamlSessionStore.java:224) org.keycloak.adapters.saml.AbstractInitiateLogin.challenge(AbstractInitiateLogin.java:58) org.keycloak.adapters.saml.AbstractSamlAuthenticatorValve.executeAuthenticator(AbstractSamlAuthenticatorValve.java:247) org.keycloak.adapters.saml.AbstractSamlAuthenticatorValve.authenticateInternal(AbstractSamlAuthenticatorValve.java:222) org.keycloak.adapters.saml.tomcat.SamlAuthenticatorValve.authenticate(SamlAuthenticatorValve.java:42) org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:574) org.keycloak.adapters.saml.AbstractSamlAuthenticatorValve.invoke(AbstractSamlAuthenticatorValve.java:184) org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:99) org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:953) org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:408) org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1023) org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:589) org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:312) java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) java.lang.Thread.run(Thread.java:744)