.opensymphony.xwork2.interceptor.exceptionmappinginterceptor.intercept(exceptionmappinginterceptor.java:187)
.opensymphony.xwork2.defaultactioninvocation.invoke(defaultactioninvocation.java:248)
org.apache.struts2.impl.strutsactionproxy.execute(strutsactionproxy.java:52)
org.apache.struts2.dispatcher.dispatcher.serviceaction(dispatcher.java:485)
org.apache.struts2.dispatcher.ng.executeoperations.executeaction(executeoperations.java:77)
org.apache.struts2.dispatcher.ng.filter.strutsprepareandexecutefilter.dofilter(strutsprepareandexecutefilter.java:91)
\r
note the full stack trace of the root cause is available in the apache tomcat/7.0.62 logs.