Vlad C - 2018-09-05

Hello, I'm encountering the following error when starting the run.sh app:

Vlads-MacBook:~ vlad$ /Users/vlad/Downloads/meka-release-1.9.0/run.sh ; exit;\ Exception in thread "main" java.lang.NoClassDefFoundError: meka/gui/guichooser/GUIChooser\ Caused by: java.lang.ClassNotFoundException: meka.gui.guichooser.GUIChooser\ at java.net.URLClassLoader$1.run(URLClassLoader.java:202)\ at java.security.AccessController.doPrivileged(Native Method)\ at java.net.URLClassLoader.findClass(URLClassLoader.java:190)\ at java.lang.ClassLoader.loadClass(ClassLoader.java:306)\ at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:301)\ at java.lang.ClassLoader.loadClass(ClassLoader.java:247)\ logout\ Saving session...\ ...copying shared history...\ ...saving history...truncating history files...\ ...completed.\ Deleting expired sessions...40 completed.\ \ [Process completed]\ }

Does anyone have any idea what i'm doing wrong? Could it be that some class is missing from the downloaded meka package?