error message when I compile

"[email protected]" <[email protected]> Sun, 29 Jul 2018 10:56:58 -0700 (PDT)
Newsgroups gmane.comp.java.robocode
Message-ID <[email protected]>
At the end of the compile the an error message says " I get the following 
error: "Unable to load annotation processing manager 
org.eclipse.jdt.internal.compiler.apt.dispatch.BatchAnnotationProcessorManager 
from classpath". 
This is a new download.

How do I fix it? 

regards,
andrew

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