Hi,

 Got this error using undertow 1.4.9.Final. on jre 1.8.0_121:

Exception in thread "utow task-1" java.lang.NoSuchFieldError: DEFAULT
at sun.security.ssl.ServerHandshaker.setupEphemeralECDHKeys(ServerHandshaker.java:1482)
at sun.security.ssl.ServerHandshaker.trySetCipherSuite(ServerHandshaker.java:1272)
at sun.security.ssl.ServerHandshaker.chooseCipherSuite(ServerHandshaker.java:1076)
at sun.security.ssl.ServerHandshaker.clientHello(ServerHandshaker.java:742)
at sun.security.ssl.ServerHandshaker.processMessage(ServerHandshaker.java:225)
at sun.security.ssl.Handshaker.processLoop(Handshaker.java:1026)
at sun.security.ssl.Handshaker$1.run(Handshaker.java:966)
at sun.security.ssl.Handshaker$1.run(Handshaker.java:963)
at java.security.AccessController.doPrivileged(Native Method)
at sun.security.ssl.Handshaker$DelegatedTask.run(Handshaker.java:1416)
at io.undertow.protocols.ssl.SslConduit$5.run(SslConduit.java:1034)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
at java.lang.Thread.run(Thread.java:745)

Thanks.