java.lang.NoClassDefFoundError: org/apache/log4j/Layout

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java.lang.ClassNotFoundException: org.apache.log4j.Layout
at java.lang.ClassLoader.loadClass(
at sun.misc.Launcher$AppClassLoader.loadClass(
at java.lang.ClassLoader.loadClass(
at java.lang.Class.forName0(Native Method)
at java.lang.Class.forName(
at com.sun.javafx.application.LauncherImpl.lambda$launchApplicationWithArgs$100(
at com.sun.javafx.application.PlatformImpl.lambda$runAndWait$119(
at com.sun.javafx.application.PlatformImpl.lambda$null$117(
at com.sun.javafx.application.PlatformImpl.lambda$runLater$118(
at Method)

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