制作完表单.frm文件后，能正常显示，但是，嵌入到.cpt文件中后，显示空白页。
用eclipse网页jsp文件调用cpt能显示数据表格，.frm报错，提示如下：
Oops!!!非常抱歉，您当前无法访问此页。
发生的问题是：
详细信息
java.lang.NullPointerException at com.fr.main.impl.WorkBookTemplateDelegate.apply4Parameters(Unknown Source) at com.fr.web.core.ReportSessionIDInfor.apply4Parameters(Unknown Source) at com.fr.web.core.ReportSessionIDInfor.(Unknown Source) at com.fr.web.core.ReportSessionIDInfor.(Unknown Source) at com.fr.web.core.Reportlet.createSessionIDInfor(Unknown Source) at com.fr.web.core.SessionDealWith.generateSessionID(Unknown Source) at com.fr.web.core.reserve.ReportletDealWith.dealWithReportlet(Unknown Source) at com.fr.web.core.Reportlet.dealWeblet(Unknown Source) at com.fr.web.core.ReportDispatcher.dealWeblet(Unknown Source) at com.fr.web.core.ReportDispatcher.dealWithRequest(Unknown Source) at com.fr.web.BaseServlet.doGet(Unknown Source) at javax.servlet.http.HttpServlet.service(HttpServlet.java:620) at javax.servlet.http.HttpServlet.service(HttpServlet.java:727) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:303) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:220) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:122) at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:503) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:170) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:103) at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:950) at
求大神指导，谢谢
