Web-CAT Startup Failure

Web-CAT threw an unexpected exception during initialization. Please shut down the web application and fix the problem.

For more information, locate your servlet container's stdout log file and examine it to identify the exception stack trace.

For assistance, send the stdout log file to the Web-CAT project team at webcat@vt.edu.

javax.servlet.UnavailableException: Error initializing servlet adaptor: null
	at com.webobjects.jspservlet.WOServletAdaptor._applicationInit(WOServletAdaptor.java:481)
	at com.webobjects.jspservlet.WOServletAdaptor.initStatics(WOServletAdaptor.java:52)
	at com.webobjects.jspservlet.WOServletAdaptor.init(WOServletAdaptor.java:585)
	at net.sf.webcat.WCServletAdaptor.init(WCServletAdaptor.java:90)
	at javax.servlet.GenericServlet.init(GenericServlet.java:212)
	at org.apache.catalina.core.StandardWrapper.loadServlet(StandardWrapper.java:1173)
	at org.apache.catalina.core.StandardWrapper.load(StandardWrapper.java:993)
	at org.apache.catalina.core.StandardContext.loadOnStartup(StandardContext.java:4187)
	at org.apache.catalina.core.StandardContext.start(StandardContext.java:4496)
	at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:791)
	at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:771)
	at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:526)
	at org.apache.catalina.startup.HostConfig.deployWAR(HostConfig.java:905)
	at org.apache.catalina.startup.HostConfig.deployWARs(HostConfig.java:740)
	at org.apache.catalina.startup.HostConfig.deployApps(HostConfig.java:500)
	at org.apache.catalina.startup.HostConfig.start(HostConfig.java:1277)
	at org.apache.catalina.startup.HostConfig.lifecycleEvent(HostConfig.java:321)
	at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:119)
	at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1053)
	at org.apache.catalina.core.StandardHost.start(StandardHost.java:722)
	at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1045)
	at org.apache.catalina.core.StandardEngine.start(StandardEngine.java:443)
	at org.apache.catalina.core.StandardService.start(StandardService.java:516)
	at org.apache.catalina.core.StandardServer.start(StandardServer.java:710)
	at org.apache.catalina.startup.Catalina.start(Catalina.java:593)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:622)
	at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:289)
	at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:414)