I have encountered 2 issues when upgrading from Wildfly 10 to 11 (Final).
Under Firefox, I get the following error;
2017-10-25 13:28:42,865 ERROR [io.undertow.request] (default task-20) UT005023: Exception handling request to /fluid/javax.faces.resource/syntaxhighlighter.css.xhtml: java.lang.IllegalStateException: ssl is null at org.wildfly.openssl.SSLImpl.getSessionId0(Native Method) at org.wildfly.openssl.SSLImpl.getSessionId(SSLImpl.java:479) at org.wildfly.openssl.OpenSSLEngine.getSession(OpenSSLEngine.java:871) at io.undertow.server.protocol.http.ALPNLimitingSSLEngine.getSession(ALPNLimitingSSLEngine.java:211) at io.undertow.protocols.ssl.SslConduit.getSslSession(SslConduit.java:638) at io.undertow.protocols.ssl.UndertowSslConn
Please see; https://issues.jboss.org/browse/WFLY-9479
and in relation to WebSockets using Atmosphere - 2.4.14;
rieve All Personal Inventory Items Took '0' millis. 2017-10-25 13:26:54,718 DEBUG [com.flowjob.web.backing.push.endpoint.RefreshViewEndpoint] (Atmosphere-Scheduler-190) [/refresh_view] : onClose() 2017-10-25 13:26:54,744 DEBUG [com.flowjob.web.backing.push.endpoint.RefreshViewEndpoint] (default task-28) [/refresh_view] : onOpen() 2017-10-25 13:26:55,022 ERROR [io.undertow.request] (default task-18) UT005023: Exception handling request to /fluid/primepush/user_session/ZKAen-M9wRcAFnnjsaI2wzjb0sBE80YCWPRChM-j: java.lang.NullPointerException at java.util.concurrent.ConcurrentHashMap.putVal(ConcurrentHashMap.java:1011) at java.util.concurrent.ConcurrentHashMap.put(ConcurrentHashMap.java:1006) at org.atmosphere.cpr.AtmosphereRequest$LocalAttributes.put(AtmosphereRequest.java:589) at org.atmosphere.cpr.AtmosphereRequestImpl.wrap(AtmosphereRequestImpl.java:1415) at org.atmosphere.cpr.AtmosphereServlet.doPost(AtmosphereServlet.java:191) at org.atmosphere.cpr.AtmosphereServlet.doGet(AtmosphereServlet.java:177) at javax.servlet.http.HttpServlet.service(HttpServlet.java:687) at javax.servlet.http.HttpServlet.service(HttpServlet.java:790) at io.undertow.servlet.handlers.ServletHandler.handleRequest(ServletHandler.java:85) at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:129) at io.undertow.websockets.jsr.JsrWebSocketFilter.doFilter(JsrWebSocketFilter.java:130) at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61) at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131) at io.undertow.servlet.handlers.FilterHandler.handleRequest(FilterHandler.java:84) at io.undertow.servlet.handlers.security.ServletSecurityRoleHandler.handleRequest(ServletSecurityRoleHandler.java:62) at io.undertow.servlet.handlers.ServletDispatchingHandler.handleRequest(ServletDispatchingHandler.java:36)
Please see; https://issues.jboss.org/browse/WFLY-9480
Anyone else having issues?