html - jar file generates RuntimeException: java.lang.reflect.InvocationTargetException -


i'm trying run jar file in html page can't run because immidiately throws java.lang.reflect.invocationtargetexception though main function empty , doesn't call code. how can fix this?

the code in html page is:

   <applet archive="java/waterdrops.jar" code="waterdrops.main.class" width="100%" height="100%" title="java(tm)"></applet>


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