UnsatisfiedLinkError while debugging

I have recently updated GWT to 2.8.2 from 2.6.1. I am trying to debug using the Classic dev mode with "-nosuperDevMode" flag but getting the error: "uncaught exception: java.lang.UnsatisfiedLinkError: com.google.gwt.user.client.rpc.impl.ClientSerializationStreamReader.getHash()Ljava/lang/Strin

Maven Archetypes - trouble running

Hello, I'm trying to run a simple example of the gwt-maven-archetypes ( https://github.com/tbroyer/gwt-maven- archetypes ). I followed all the commands and got my module in place (modular-requestfacto