抛出异常,不太好解决

今天在编写程序时,用在Tomcat下,访问SAP系统时出错:错误信息如下:

HTTP Status 500 -

---

type Exception report

message

description The server encountered an internal error () that prevented it from fulfilling this request.

exception

javax.servlet.ServletException: Servlet execution threw an exception

root cause

java.lang.NoClassDefFoundError

        com.cli.myp.action.SAPConn.(SAPConn.java:34)

        com.cli.myp.action.GetItemFromSAP.doGetSAPDate(GetItemFromSAP.java:95)

        com.cli.myp.action.GetItemFromSAP.doPost(GetItemFromSAP.java:68)

        javax.servlet.http.HttpServlet.service(HttpServlet.java:710)

        javax.servlet.http.HttpServlet.service(HttpServlet.java:803)

note The full stack trace of the root cause is available in the Apache Tomcat/5.5.25 l