Clearing the Java Cache on a Mac

(1) Click on the "Finder" icon located in your dock.

Click on Finder icon

(2) Click "Applications", and then click the "Utilities" Folder.

(3) Double-click the "Java Preferences" icon.

Click on Java Preferences

(4) Click on the tab labeled "Network" and then click the button labeled "Delete Files...".

Click on Network tab

(5) Ensure that both check boxes are checked and then click the "OK" button.

Delete Files

(6) Close the Java Control Panel (Step #4).