Touchkit

No. Sometimes it’s ok, but now I’ve the same error.

15:58:30,155 ERROR [[Vaadin Application Servlet]
] Allocate exception for servlet Vaadin Application Servlet
javax.servlet.ServletException: Failed to load application class: it.prismatdi.mostre.MyVaadinApplication
at com.vaadin.terminal.gwt.server.ApplicationServlet.init(ApplicationServlet.java:71)
at com.vaadin.addon.touchkit.server.TouchKitApplicationServlet.init(TouchKitApplicationServlet.java:26)
at org.apache.catalina.core.StandardWrapper.loadServlet(StandardWrapper.java:1161)
at org.apache.catalina.core.StandardWrapper.allocate(StandardWrapper.java:806)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:129)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:175)
at org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:182)
at org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:84)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
at org.jboss.web.tomcat.service.jca.CachedConnectionValve.invoke(CachedConnectionValve.java:157)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:262)
at org.apache.coyote.http11.Http11AprProcessor.process(Http11AprProcessor.java:856)
at org.apache.coyote.http11.Http11AprProtocol$Http11ConnectionHandler.process(Http11AprProtocol.java:566)
at org.apache.tomcat.util.net.AprEndpoint$Worker.run(AprEndpoint.java:1508)
at java.lang.Thread.run(Thread.java:680)

I’ve run Maven with goal vaadin:update-widgetset gwt:compile and other. But now nothing works.

Question: I’ve buued a CVAL license for vaadin touchkit and downloaded vaadin-touchkit-cval-2.1.2,zip. How can I use it in my maven project?