电子网站建设心得,工业产品设计要学什么,软件开发模型螺旋模型,番禺制作网站开发当前位置:我的异常网 Java Web开发 调用javabean的非常郁闷的异常。调用javabean的非常郁闷的异常。www.myexceptions.net 网友分享于#xff1a;2013-09-12 浏览#xff1a;18次调用javabean的非常郁闷的错误。。急#xff01;#xff01;#xff01;我已经做了测试 …当前位置:我的异常网» Java Web开发 » 调用javabean的非常郁闷的异常。调用javabean的非常郁闷的异常。www.myexceptions.net  网友分享于2013-09-12  浏览18次调用javabean的非常郁闷的错误。。急我已经做了测试       javabean   没有错。。但是放到项目里面导入路径没有错就是TOMCAT启动后打开IE运行jsp页面的时候报错(这个jsp页面是   wap   的   也就是用     的   )这是报错信息type   Exception   reportmessagedescription   The   server   encountered   an   internal   error   ()   that   prevented   it   from   fulfilling   this   request.exceptionjavax.servlet.ServletException:   com/mcm/zzfw/wap/util/MD5   (wrong   name:   MD5)org.apache.jasper.servlet.JspServlet.service(JspServlet.java:244)javax.servlet.http.HttpServlet.service(HttpServlet.java:802)root   causejava.lang.NoClassDefFoundError:   com/mcm/zzfw/wap/util/MD5   (wrong   name:   MD5)java.lang.ClassLoader.defineClass1(Native   Method)java.lang.ClassLoader.defineClass(Unknown   Source)java.security.SecureClassLoader.defineClass(Unknown   Source)org.apache.catalina.loader.WebappClassLoader.findClassInternal(WebappClassLoader.java:1634)org.apache.catalina.loader.WebappClassLoader.findClass(WebappClassLoader.java:860)org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1307)org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1189)org.apache.jasper.compiler.Generator$GenerateVisitor.visit(Generator.java:1214)org.apache.jasper.compiler.Node$UseBean.accept(Node.java:1116)org.apache.jasper.compiler.Node$Nodes.visit(Node.java:2163)org.apache.jasper.compiler.Node$Visitor.visitBody(Node.java:2213)org.apache.jasper.compiler.Node$Visitor.visit(Node.java:2219)org.apache.jasper.compiler.Node$Root.accept(Node.java:456)org.apache.jasper.compiler.Node$Nodes.visit(Node.java:2163)org.apache.jasper.compiler.Generator.generate(Generator.java:3272)org.apache.jasper.compiler.Compiler.generateJava(Compiler.java:244)org.apache.jasper.compiler.Compiler.compile(Compiler.java:470)org.apache.jasper.compiler.Compiler.compile(Compiler.java:451)org.apache.jasper.compiler.Compiler.compile(Compiler.java:439)org.apache.jasper.JspCompilationContext.compile(JspCompilationContext.java:511)org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:295)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/5.0.28   logs.我的开发环境是     myeclipse5.0集成版     tomcat5.0     jdk1.5上面的报错信息是   当从其他jsp页面连接访问至本jsp页面产生的报错信息如果直接访问本jsp页面   报错信息又不一样   。如下type   Exception   reportmessagedescription   The   server   encountered   an   internal   error   ()   that   prevented   it   from   fulfilling   this   request.exceptionorg.apache.jasper.JasperExceptionorg.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:372)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   causejava.lang.NullPointerExceptionorg.apache.jsp.wap.display_jsp._jspService(display_jsp.java:85)org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:94)文章评论