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Error while running activiti explorer

Question asked by codecracker13909 on Dec 8, 2015
Latest reply on Dec 9, 2015 by codecracker13909
SEVERE: Error configuring application listener of class org.activiti.explorer.servlet.WebConfigurer
java.lang.NoClassDefFoundError: javax/servlet/ServletRegistration$Dynamic
   at java.lang.Class.getDeclaredMethods0(Native Method)
   at java.lang.Class.privateGetDeclaredMethods(Class.java:2427)
   at java.lang.Class.getDeclaredMethods(Class.java:1791)
   at org.apache.catalina.util.DefaultAnnotationProcessor.processAnnotations(DefaultAnnotationProcessor.java:226)
   at org.apache.catalina.core.StandardContext.listenerStart(StandardContext.java:4119)
   at org.apache.catalina.core.StandardContext.start(StandardContext.java:4671)
   at org.apache.catalina.manager.ManagerServlet.start(ManagerServlet.java:1276)
   at org.apache.catalina.manager.HTMLManagerServlet.start(HTMLManagerServlet.java:625)
   at org.apache.catalina.manager.HTMLManagerServlet.doGet(HTMLManagerServlet.java:136)
   at javax.servlet.http.HttpServlet.service(HttpServlet.java:617)
   at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
   at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
   at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
   at org.apache.catalina.filters.CsrfPreventionFilter.doFilter(CsrfPreventionFilter.java:186)
   at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
   at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
   at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)
   at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)
   at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:563)
   at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)
   at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
   at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
   at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:298)
   at org.apache.coyote.http11.Http11AprProcessor.process(Http11AprProcessor.java:864)
   at org.apache.coyote.http11.Http11AprProtocol$Http11ConnectionHandler.process(Http11AprProtocol.java:579)
   at org.apache.tomcat.util.net.AprEndpoint$Worker.run(AprEndpoint.java:1600)
   at java.lang.Thread.run(Thread.java:619)
Caused by: java.lang.ClassNotFoundException: javax.servlet.ServletRegistration$Dynamic
   at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1647)
   at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1493)
   … 27 more

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