在项目发布时为什么报这个错误?
<2010-10-25 上午10时00分47秒 CST> <Error> <HTTP> <BEA-101216> <Servlet: "action"
failed to preload on startup in Web application: "oiop".
javax.servlet.UnavailableException
at org.apache.struts.action.ActionServlet.initModulePlugIns(ActionServle
t.java:880)
at org.apache.struts.action.ActionServlet.init(ActionServlet.java:336)
at javax.servlet.GenericServlet.init(GenericServlet.java:241)
at weblogic.servlet.internal.StubSecurityHelper$ServletInitAction.run(St
ubSecurityHelper.java:283)
at weblogic.security.acl.internal.AuthenticatedSubject.doAs(Authenticate
dSubject.java:321)
Truncated. see log file for complete stacktrace
>