I am also facing issue with these 3 errors, not sure how to get rid of these.
java.lang.NoClassDefFoundError: org/openqa/selenium/WebDriverException
java.lang.NoClassDefFoundError: net/lightbody/bmp/BrowserMobProxy
[2020-01-08T18:05:14.487] java.lang.NoClassDefFoundError: net/lightbody/bmp/BrowserMobProxy
java.lang.ClassNotFoundException: net.lightbody.bmp.BrowserMobProxy