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java.lang.IncompatibleClassChangeError: Implementing class	at java.lang.ClassLoader.defineClass1(Native Method)	at java.lang.ClassLoader.defineClass(ClassLoader.java:763)	at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142)	at java.net.URLClassLoader.defineClass(URLClassLoader.java:467)	at java.net.URLClassLoader.access$100(URLClassLoader.java:73)	at java.net.URLClassLoader$1.run(URLClassLoader.java:368)	at java.net.URLClassLoader$1.run(URLClassLoader.java:362)	at java.security.AccessController.doPrivileged(Native Method)	at java.net.URLClassLoader.findClass(URLClassLoader.java:361)	at java.lang.ClassLoader.loadClass(ClassLoader.java:424)	at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:331)	at java.lang.ClassLoader.loadClass(ClassLoader.java:357)	at com.sun.jersey.api.core.ScanningResourceConfig.init(ScanningResourceConfig.java:79)	at com.sun.jersey.api.core.PackagesResourceConfig.init(PackagesResourceConfig.java:104)	at com.sun.jersey.api.core.PackagesResourceConfig.(PackagesResourceConfig.java:78)	at com.sun.jersey.api.core.PackagesResourceConfig.(PackagesResourceConfig.java:89)	at com.sun.jersey.spi.container.servlet.WebComponent.createResourceConfig(WebComponent.java:700)	at com.sun.jersey.spi.container.servlet.WebComponent.createResourceConfig(WebComponent.java:678)	at com.sun.jersey.spi.container.servlet.WebComponent.init(WebComponent.java:203)	at com.sun.jersey.spi.container.servlet.ServletContainer.init(ServletContainer.java:374)	at com.sun.jersey.spi.container.servlet.ServletContainer.init(ServletContainer.java:557)	at javax.servlet.GenericServlet.init(GenericServlet.java:241)	at org.eclipse.jetty.servlet.ServletHolder.initServlet(ServletHolder.java:616)	at org.eclipse.jetty.servlet.ServletHolder.initialize(ServletHolder.java:396)	at org.eclipse.jetty.servlet.ServletHandler.initialize(ServletHandler.java:871)	at org.eclipse.jetty.servlet.ServletContextHandler.startContext(ServletContextHandler.java:298)	at org.eclipse.jetty.webapp.WebAppContext.startWebapp(WebAppContext.java:1349)	at org.eclipse.jetty.webapp.WebAppContext.startContext(WebAppContext.java:1342)	at org.eclipse.jetty.server.handler.ContextHandler.doStart(ContextHandler.java:741)	at org.eclipse.jetty.webapp.WebAppContext.doStart(WebAppContext.java:505)	at org.eclipse.jetty.util.component.AbstractLifeCycle.start(AbstractLifeCycle.java:68)	at org.eclipse.jetty.util.component.ContainerLifeCycle.start(ContainerLifeCycle.java:132)	at org.eclipse.jetty.util.component.ContainerLifeCycle.doStart(ContainerLifeCycle.java:114)	at org.eclipse.jetty.server.handler.AbstractHandler.doStart(AbstractHandler.java:61)	at org.eclipse.jetty.server.handler.ContextHandlerCollection.doStart(ContextHandlerCollection.java:163)	at org.eclipse.jetty.util.component.AbstractLifeCycle.start(AbstractLifeCycle.java:68)	at org.eclipse.jetty.util.component.ContainerLifeCycle.start(ContainerLifeCycle.java:132)	at org.eclipse.jetty.server.Server.start(Server.java:387)	at org.eclipse.jetty.util.component.ContainerLifeCycle.doStart(ContainerLifeCycle.java:114)	at org.eclipse.jetty.server.handler.AbstractHandler.doStart(AbstractHandler.java:61)	at org.eclipse.jetty.server.Server.doStart(Server.java:354)	at org.eclipse.jetty.util.component.AbstractLifeCycle.start(AbstractLifeCycle.java:68)	at org.apache.zeppelin.server.ZeppelinServer.main(ZeppelinServer.java:116)