请教各位安装ArcIMS的错误提示如何解决

<P>安装ArcIMS到了下面步骤</P>
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<P>我点击按扭1或者2，跑出来的错误是：</P>
<P></P>

<P>复制出来的错误信息是：</P>
<P>Error. The server encountered an unexpected condition which prevented it from fulfilling the request.</P>
<P><BR>javax.servlet.ServletException: RequestDispatcher.forward()/include() failed to get servlet: com.esri.esrimap.Esrimap<BR> at com.newatlanta.servletexec.SERequestDispatcher.forwardServlet(SERequestDispatcher.java:697)<BR> at com.newatlanta.servletexec.SERequestDispatcher.forward(SERequestDispatcher.java:236)<BR> at com.newatlanta.servletexec.SERequestDispatcher.internalForward(SERequestDispatcher.java:283)<BR> at com.newatlanta.servletexec.ApplicationInfo.processApplRequest(ApplicationInfo.java:1809)<BR> at com.newatlanta.servletexec.ServerHostInfo.processApplRequest(ServerHostInfo.java:898)<BR> at com.newatlanta.servletexec.ServletExec.ProcessRequest(ServletExec.java:1081)<BR> at com.newatlanta.servletexec.ServletExec.ProcessRequest(ServletExec.java:963)<BR> at com.newatlanta.servletexec.ServletExecService.processServletRequest(ServletExecService.java:167)<BR> at com.newatlanta.servletexec.ServletExecService.Run(ServletExecService.java:204)<BR> at com.newatlanta.servletexec.HttpServerRequest.run(HttpServerRequest.java:486)<BR></P>