JDeveloper 12.2.1.0.0 MacOSX Exception - sun.lwawt.macosx.LWCToolkit.getImage

If you ran into the following issue in JDeveloper on MacOSX :

java.lang.NullPointerException
  sun.net.util.URLUtil.getConnectPermission(URLUtil.java:84)
  sun.awt.SunToolkit.checkPermissions(SunToolkit.java:921)
  sun.awt.SunToolkit.imageExists(SunToolkit.java:898)
  sun.lwawt.macosx.LWCToolkit.getImage(LWCToolkit.java:555)
  jx.s.ImageIcon.(ImageIcon.java:198)

upgrade your JDK 1.8 to the latest, it was fixed after Update 45.