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HTTP Status 500 - 這怎麼解決?

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type Exception reportmessage description The server encountered an internal error () that prevented it from fulfilling this request.exception javax.servlet.ServletException:... 顯示更多 type Exception report message description The server encountered an internal error () that prevented it from fulfilling this request. exception javax.servlet.ServletException: com/oreilly/servlet/Base64Encoder org.apache.jasper.runtime.PageContextImpl.doHandlePageException(PageContextImpl.java:846) org.apache.jasper.runtime.PageContextImpl.handlePageException(PageContextImpl.java:779) org.apache.jsp.blog.replymail_jsp._jspService(replymail_jsp.java:186) org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:94) javax.servlet.http.HttpServlet.service(HttpServlet.java:802) org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:324) org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:292) org.apache.jasper.servlet.JspServlet.service(JspServlet.java:236) javax.servlet.http.HttpServlet.service(HttpServlet.java:802) root cause java.lang.NoClassDefFoundError: com/oreilly/servlet/Base64Encoder com.soundyes.tool.Base64OBJ.encode(Base64OBJ.java:16) org.apache.jsp.blog.replymail_jsp._jspService(replymail_jsp.java:92) org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:94) javax.servlet.http.HttpServlet.service(HttpServlet.java:802) org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:324) org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:292) org.apache.jasper.servlet.JspServlet.service(JspServlet.java:236) javax.servlet.http.HttpServlet.service(HttpServlet.java:802) note The full stack trace of the root cause is available in the Apache Tomcat/5.0.30 logs. -------------------------------------------------------------------------------- Apache Tomcat/5.0.30

最佳解答:

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• 2011高雄義大跨年
• 15000之電腦配備幫忙選擇@1@
• LUMIA 625可以買嗎-
• LG GT540上網問題
• SD鋼彈下載@1@
• 2010高雄媽媽教室.及兌換贈品的地點@1@
• sony Ericsson XPERIA MT11i 手機
• 11月底要去埔里及谷關玩…@1@
• 2014所得稅試算@1@
• yahoo奇摩2.0信箱即時通的問題_2

此文章來自奇摩知識+如有不便請留言告知

java.lang.NoClassDefFoundError: com/oreilly/servlet/Base64Encoder 這就說明問題了，他找不到Base64Encoder，先把這類別或jar檔加到你的專案中吧。 PS:NoClassDefFoundError在初期開發很容易遇到，記下來下次看到就知道了~

其他解答:BFC66BE0445C3814