About 100+ cases in javafx failed on Ubuntu due to the following error when handing security warning dialog:
ERROR>java.lang.IllegalStateException: Toolkit not initialized
ERROR> at com.sun.javafx.application.PlatformImpl.runLater(javafx.graphics@9-ea/PlatformImpl.java:396)
ERROR> at com.sun.javafx.application.PlatformImpl.runLater(javafx.graphics@9-ea/PlatformImpl.java:391)
ERROR> at javafx.application.Platform.runLater(javafx.graphics@9-ea/Platform.java:145)
ERROR> at org.jemmy.fx.QueueExecutor.executeQueue(Unknown Source)
ERROR> at org.jemmy.action.AbstractExecutor.execute(AbstractExecutor.java:100)
ERROR> at org.jemmy.fx.SceneList.getControls(Unknown Source)
ERROR> at org.jemmy.lookup.PlainLookup.getChildren(PlainLookup.java:76)
ERROR> at org.jemmy.lookup.AbstractLookup.refresh(AbstractLookup.java:173)
ERROR> at org.jemmy.lookup.AbstractLookup$1.reached(AbstractLookup.java:142)
ERROR> at org.jemmy.lookup.AbstractLookup$1.reached(AbstractLookup.java:138)
ERROR> at org.jemmy.timing.Waiter.waitState(Waiter.java:78)
ERROR> at org.jemmy.timing.Waiter.ensureState(Waiter.java:119)
ERROR> at org.jemmy.lookup.AbstractLookup.wait(AbstractLookup.java:138)
ERROR> at org.jemmy.lookup.AbstractLookup.get(AbstractLookup.java:251)
ERROR> at org.jemmy.lookup.AbstractLookup.wrap(AbstractLookup.java:211)
ERROR> at org.jemmy.dock.Dock.lookup(Dock.java:90)
ERROR> at org.jemmy.fx.SceneDock.<init>(Unknown Source)
ERROR> at org.jemmy.fx.SceneDock.<init>(Unknown Source)
ERROR> at org.jemmy.fx.SceneDock.<init>(Unknown Source)
ERROR> at deploy.sqe.drivers.command.javafx.CheckWindowCommand.execute(CheckWindowCommand.java:102)
ERROR> at deploy.sqe.drivers.UIDriver.run(UIDriver.java:214)
ERROR> at java.lang.Thread.run(java.base@9-ea/Thread.java:843)
ERROR>java.lang.IllegalStateException: Toolkit not initialized
ERROR> at com.sun.javafx.application.PlatformImpl.runLater(javafx.graphics@9-ea/PlatformImpl.java:396)
ERROR> at com.sun.javafx.application.PlatformImpl.runLater(javafx.graphics@9-ea/PlatformImpl.java:391)
ERROR> at javafx.application.Platform.runLater(javafx.graphics@9-ea/Platform.java:145)
ERROR> at org.jemmy.fx.QueueExecutor.executeQueue(Unknown Source)
ERROR> at org.jemmy.action.AbstractExecutor.execute(AbstractExecutor.java:100)
ERROR> at org.jemmy.fx.SceneList.getControls(Unknown Source)
ERROR> at org.jemmy.lookup.PlainLookup.getChildren(PlainLookup.java:76)
ERROR> at org.jemmy.lookup.AbstractLookup.refresh(AbstractLookup.java:173)
ERROR> at org.jemmy.lookup.AbstractLookup$1.reached(AbstractLookup.java:142)
ERROR> at org.jemmy.lookup.AbstractLookup$1.reached(AbstractLookup.java:138)
ERROR> at org.jemmy.timing.Waiter.waitState(Waiter.java:78)
ERROR> at org.jemmy.timing.Waiter.ensureState(Waiter.java:119)
ERROR> at org.jemmy.lookup.AbstractLookup.wait(AbstractLookup.java:138)
ERROR> at org.jemmy.lookup.AbstractLookup.get(AbstractLookup.java:251)
ERROR> at org.jemmy.lookup.AbstractLookup.wrap(AbstractLookup.java:211)
ERROR> at org.jemmy.dock.Dock.lookup(Dock.java:90)
ERROR> at org.jemmy.fx.SceneDock.<init>(Unknown Source)
ERROR> at org.jemmy.fx.SceneDock.<init>(Unknown Source)
ERROR> at org.jemmy.fx.SceneDock.<init>(Unknown Source)
ERROR> at deploy.sqe.drivers.command.javafx.CheckWindowCommand.execute(CheckWindowCommand.java:102)
ERROR> at deploy.sqe.drivers.UIDriver.run(UIDriver.java:214)
ERROR> at java.lang.Thread.run(java.base@9-ea/Thread.java:843)
ERROR>java.lang.IllegalStateException: Toolkit not initialized
ERROR> at com.sun.javafx.application.PlatformImpl.runLater(javafx.graphics@9-ea/PlatformImpl.java:396)
ERROR> at com.sun.javafx.application.PlatformImpl.runLater(javafx.graphics@9-ea/PlatformImpl.java:391)
ERROR> at javafx.application.Platform.runLater(javafx.graphics@9-ea/Platform.java:145)
ERROR> at org.jemmy.fx.QueueExecutor.executeQueue(Unknown Source)
ERROR> at org.jemmy.action.AbstractExecutor.execute(AbstractExecutor.java:100)
ERROR> at org.jemmy.fx.SceneList.getControls(Unknown Source)
ERROR> at org.jemmy.lookup.PlainLookup.getChildren(PlainLookup.java:76)
ERROR> at org.jemmy.lookup.AbstractLookup.refresh(AbstractLookup.java:173)
ERROR> at org.jemmy.lookup.AbstractLookup$1.reached(AbstractLookup.java:142)
ERROR> at org.jemmy.lookup.AbstractLookup$1.reached(AbstractLookup.java:138)
ERROR> at org.jemmy.timing.Waiter.waitState(Waiter.java:78)
ERROR> at org.jemmy.timing.Waiter.ensureState(Waiter.java:119)
ERROR> at org.jemmy.lookup.AbstractLookup.wait(AbstractLookup.java:138)
ERROR> at org.jemmy.lookup.AbstractLookup.get(AbstractLookup.java:251)
ERROR> at org.jemmy.lookup.AbstractLookup.wrap(AbstractLookup.java:211)
ERROR> at org.jemmy.dock.Dock.lookup(Dock.java:90)
ERROR> at org.jemmy.fx.SceneDock.<init>(Unknown Source)
ERROR> at org.jemmy.fx.SceneDock.<init>(Unknown Source)
ERROR> at org.jemmy.fx.SceneDock.<init>(Unknown Source)
ERROR> at deploy.sqe.drivers.command.javafx.CheckWindowCommand.execute(CheckWindowCommand.java:102)
ERROR> at deploy.sqe.drivers.UIDriver.run(UIDriver.java:214)
ERROR> at java.lang.Thread.run(java.base@9-ea/Thread.java:843)

See http://spbeg04.ru.oracle.com:9502/runs/01602/1602475.ManualSubmit/1602475.ManualSubmit-1/html/javafx/LSPFXAuto/LSPFXAutoJNLPTest_testLSPResourceRunNeg_JNLP_High_out.txt