Error when run GWT service on Tomcat:

Error when run GWT service on Tomcat:


15-Apr-2017 19:14:24.007 SEVERE [http-nio-8080-exec-8] org.apache.catalina.core.StandardHostValve.invoke Exception Processing /defeat/DefeatProcrastinationService
 java.lang.NoClassDefFoundError: com/google/gwt/user/client/rpc/RemoteService
at java.lang.ClassLoader.defineClass1(Native Method)
at java.lang.ClassLoader.defineClass(ClassLoader.java:763)

Fix:

• copy gwt-servlet-x.x.x.jar into dir tomcat/lib
• or add lib in "project structure" - Artifacts - output layout - lib. See screenshot