java.lang.RuntimeException: java.lang.NoClassDefFoundError: Could not initialize class org.wildfly.security.auth.client.DefaultAuthenticationContextProvider
	at org.eclipse.wst.server.core.internal.Server.stopImpl2(Server.java:3713)
	at org.eclipse.wst.server.core.internal.Server.stopImpl(Server.java:3660)
	at org.eclipse.wst.server.core.internal.Server$StopJob.run(Server.java:415)
	at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63)
Caused by: java.lang.NoClassDefFoundError: Could not initialize class org.wildfly.security.auth.client.DefaultAuthenticationContextProvider
	at org.wildfly.security.auth.client.AuthenticationContext.lambda$static$0(AuthenticationContext.java:49)
	at org.wildfly.common.context.ContextManager.getPrivileged(ContextManager.java:282)
	at org.wildfly.security.auth.client.AuthenticationContext.captureCurrent(AuthenticationContext.java:81)
	at org.jboss.as.protocol.ProtocolConnectionUtils.connect(ProtocolConnectionUtils.java:159)
	at org.jboss.as.protocol.ProtocolConnectionUtils.connectSync(ProtocolConnectionUtils.java:120)
	at org.jboss.as.protocol.ProtocolConnectionManager$EstablishingConnection.connect(ProtocolConnectionManager.java:259)
	at org.jboss.as.protocol.ProtocolConnectionManager.connect(ProtocolConnectionManager.java:70)
	at org.jboss.as.protocol.mgmt.ManagementClientChannelStrategy$Establishing.getChannel(ManagementClientChannelStrategy.java:162)
	at org.jboss.as.controller.client.impl.RemotingModelControllerClient.getOrCreateChannel(RemotingModelControllerClient.java:146)
	at org.jboss.as.controller.client.impl.RemotingModelControllerClient$1.getChannel(RemotingModelControllerClient.java:60)
	at org.jboss.as.protocol.mgmt.ManagementChannelHandler.executeRequest(ManagementChannelHandler.java:135)
	at org.jboss.as.protocol.mgmt.ManagementChannelHandler.executeRequest(ManagementChannelHandler.java:110)
	at org.jboss.as.controller.client.impl.AbstractModelControllerClient.executeRequest(AbstractModelControllerClient.java:263)
	at org.jboss.as.controller.client.impl.AbstractModelControllerClient.execute(AbstractModelControllerClient.java:168)
	at org.jboss.as.controller.client.impl.AbstractModelControllerClient.executeForResult(AbstractModelControllerClient.java:147)
	at org.jboss.as.controller.client.impl.AbstractModelControllerClient.execute(AbstractModelControllerClient.java:75)
	at org.jboss.ide.eclipse.as.internal.management.wf11.WildFly11Manager.execute(WildFly11Manager.java:482)
	at org.jboss.ide.eclipse.as.internal.management.wf11.WildFly11ManagerService.execute(WildFly11ManagerService.java:182)
	at org.jboss.ide.eclipse.as.management.core.JBoss7ManagerServiceProxy.execute(JBoss7ManagerServiceProxy.java:87)
	at org.jboss.ide.eclipse.as.core.server.internal.v7.AS7DeploymentScannerUtility$1.execute(AS7DeploymentScannerUtility.java:295)
	at org.jboss.ide.eclipse.as.core.server.internal.v7.AS7DeploymentScannerUtility$1.execute(AS7DeploymentScannerUtility.java:1)
	at org.jboss.ide.eclipse.as.management.core.JBoss7ManagerUtil.executeWithService(JBoss7ManagerUtil.java:136)
	at org.jboss.ide.eclipse.as.core.server.internal.v7.AS7DeploymentScannerUtility.executeWithResult(AS7DeploymentScannerUtility.java:293)
	at org.jboss.ide.eclipse.as.core.server.internal.v7.AS7DeploymentScannerUtility.getDeploymentScanners(AS7DeploymentScannerUtility.java:164)
	at org.jboss.ide.eclipse.as.core.server.internal.v7.AS7DeploymentScannerUtility.getDeploymentScannersFromServer(AS7DeploymentScannerUtility.java:253)
	at org.jboss.ide.eclipse.as.core.server.internal.v7.LocalJBoss7DeploymentScannerAdditions.loadScannersFromServer(LocalJBoss7DeploymentScannerAdditions.java:173)
	at org.jboss.ide.eclipse.as.core.server.internal.v7.LocalJBoss7DeploymentScannerAdditions.loadScannersFromServerSafely(LocalJBoss7DeploymentScannerAdditions.java:135)
	at org.jboss.ide.eclipse.as.core.server.internal.v7.LocalJBoss7DeploymentScannerAdditions.ensureScannersRemoved(LocalJBoss7DeploymentScannerAdditions.java:150)
	at org.jboss.ide.eclipse.as.core.server.internal.AbstractDeploymentScannerAdditions.removeAddedDeploymentScanners(AbstractDeploymentScannerAdditions.java:82)
	at org.jboss.tools.as.core.server.controllable.subsystems.internal.LocalLegacyShutdownController.removeScanners(LocalLegacyShutdownController.java:74)
	at org.jboss.tools.as.core.server.controllable.subsystems.internal.LocalLegacyShutdownController.stop(LocalLegacyShutdownController.java:57)
	at org.jboss.tools.as.core.server.controllable.subsystems.internal.LocalLegacyShutdownController.stop(LocalLegacyShutdownController.java:52)
	at org.jboss.ide.eclipse.as.wtp.core.server.behavior.ControllableServerBehavior.stop(ControllableServerBehavior.java:255)
	at org.eclipse.wst.server.core.internal.Server.stopImpl2(Server.java:3703)
	... 3 more