问题描述
java.lang.ClassNotFoundException:net.sourceforge.jtds.jdbc.Driveratorg.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1647)atorg.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1493)atjava.lang.ClassLoader.loadClassInternal(ClassLoader.java:319)atjava.lang.Class.forName0(NativeMethod)atjava.lang.Class.forName(Class.java:169)atstu.dao.BaseDao.getConn(BaseDao.java:23)atstu.dao.AdminDao.findAdminByName(AdminDao.java:28)atorg.apache.jsp.adminLoginManage_jsp._jspService(adminLoginManage_jsp.java:68)atorg.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)atjavax.servlet.http.HttpServlet.service(HttpServlet.java:717)atorg.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:386)atorg.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:313)atorg.apache.jasper.servlet.JspServlet.service(JspServlet.java:260)atjavax.servlet.http.HttpServlet.service(HttpServlet.java:717)atorg.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)atorg.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)atorg.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)atorg.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)atorg.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)atorg.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)atorg.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)atorg.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:298)atorg.apache.coyote.http11.Http11Processor.process(Http11Processor.java:859)atorg.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:588)atorg.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:489)atjava.lang.Thread.run(Thread.java:619)
解决方案
解决方案二：
缺少包：jtds-1.2.4.jar，下载后放到工程的lib目录