linmartinLynn 2017-05-23 03:49 采纳率: 0%
浏览 1687
已结题

请大神帮帮忙看看这是什么问题,在线等

HTTP Status 500 - java.lang.reflect.InvocationTargetException


type Exception report

message java.lang.reflect.InvocationTargetException

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

exception

java.lang.RuntimeException: java.lang.reflect.InvocationTargetException
cn.itcast.servlet.BaseServlet.service(BaseServlet.java:60)
javax.servlet.http.HttpServlet.service(HttpServlet.java:731)
org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
cn.itcast.filter.EncodingFilter.doFilter(EncodingFilter.java:30)

root cause

java.lang.reflect.InvocationTargetException
sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
java.lang.reflect.Method.invoke(Method.java:606)
cn.itcast.servlet.BaseServlet.service(BaseServlet.java:44)
javax.servlet.http.HttpServlet.service(HttpServlet.java:731)
org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
cn.itcast.filter.EncodingFilter.doFilter(EncodingFilter.java:30)

root cause

java.lang.RuntimeException: java.sql.SQLException: Connections could not be acquired from the underlying database!
cn.itcast.goods.user.service.UserService.ajaxValidateLoginname(UserService.java:97)
cn.itcast.goods.user.web.servlet.UserServlet.validateRegist(UserServlet.java:157)
cn.itcast.goods.user.web.servlet.UserServlet.regist(UserServlet.java:124)
sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
java.lang.reflect.Method.invoke(Method.java:606)
cn.itcast.servlet.BaseServlet.service(BaseServlet.java:44)
javax.servlet.http.HttpServlet.service(HttpServlet.java:731)
org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
cn.itcast.filter.EncodingFilter.doFilter(EncodingFilter.java:30)

root cause

java.sql.SQLException: Connections could not be acquired from the underlying database!
com.mchange.v2.sql.SqlUtils.toSQLException(SqlUtils.java:106)
com.mchange.v2.c3p0.impl.C3P0PooledConnectionPool.checkoutPooledConnection(C3P0PooledConnectionPool.java:615)
com.mchange.v2.c3p0.impl.AbstractPoolBackedDataSource.getConnection(AbstractPoolBackedDataSource.java:128)
cn.itcast.jdbc.JdbcUtils.getConnection(JdbcUtils.java:43)
cn.itcast.jdbc.TxQueryRunner.query(TxQueryRunner.java:22)
cn.itcast.goods.user.dao.UserDao.ajaxValidateLoginname(UserDao.java:86)
cn.itcast.goods.user.service.UserService.ajaxValidateLoginname(UserService.java:95)
cn.itcast.goods.user.web.servlet.UserServlet.validateRegist(UserServlet.java:157)
cn.itcast.goods.user.web.servlet.UserServlet.regist(UserServlet.java:124)
sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
java.lang.reflect.Method.invoke(Method.java:606)
cn.itcast.servlet.BaseServlet.service(BaseServlet.java:44)
javax.servlet.http.HttpServlet.service(HttpServlet.java:731)
org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
cn.itcast.filter.EncodingFilter.doFilter(EncodingFilter.java:30)

root cause

com.mchange.v2.resourcepool.CannotAcquireResourceException: A ResourcePool could not acquire a resource from its primary factory or source.
com.mchange.v2.resourcepool.BasicResourcePool.awaitAvailable(BasicResourcePool.java:1406)
com.mchange.v2.resourcepool.BasicResourcePool.prelimCheckoutResource(BasicResourcePool.java:594)
com.mchange.v2.resourcepool.BasicResourcePool.checkoutResource(BasicResourcePool.java:514)
com.mchange.v2.c3p0.impl.C3P0PooledConnectionPool.checkoutAndMarkConnectionInUse(C3P0PooledConnectionPool.java:681)
com.mchange.v2.c3p0.impl.C3P0PooledConnectionPool.checkoutPooledConnection(C3P0PooledConnectionPool.java:608)
com.mchange.v2.c3p0.impl.AbstractPoolBackedDataSource.getConnection(AbstractPoolBackedDataSource.java:128)
cn.itcast.jdbc.JdbcUtils.getConnection(JdbcUtils.java:43)
cn.itcast.jdbc.TxQueryRunner.query(TxQueryRunner.java:22)
cn.itcast.goods.user.dao.UserDao.ajaxValidateLoginname(UserDao.java:86)
cn.itcast.goods.user.service.UserService.ajaxValidateLoginname(UserService.java:95)
cn.itcast.goods.user.web.servlet.UserServlet.validateRegist(UserServlet.java:157)
cn.itcast.goods.user.web.servlet.UserServlet.regist(UserServlet.java:124)
sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
java.lang.reflect.Method.invoke(Method.java:606)
cn.itcast.servlet.BaseServlet.service(BaseServlet.java:44)
javax.servlet.http.HttpServlet.service(HttpServlet.java:731)
org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
cn.itcast.filter.EncodingFilter.doFilter(EncodingFilter.java:30)

note The full stack trace of the root cause is available in the Apache Tomcat/7.0.61 logs.

  • 写回答

2条回答 默认 最新

  • 75闪光雷 2017-05-23 04:01
    关注

    从代码(BaseServlet.java:60)这行开始看

    评论

报告相同问题?

悬赏问题

  • ¥15 matlab数字图像处理频率域滤波
  • ¥15 在abaqus做了二维正交切削模型,给刀具添加了超声振动条件后输出切削力为什么比普通切削增大这么多
  • ¥15 ELGamal和paillier计算效率谁快?
  • ¥15 file converter 转换格式失败 报错 Error marking filters as finished,如何解决?
  • ¥15 ubuntu系统下挂载磁盘上执行./提示权限不够
  • ¥15 Arcgis相交分析无法绘制一个或多个图形
  • ¥15 关于#r语言#的问题:差异分析前数据准备,报错Error in data[, sampleName1] : subscript out of bounds请问怎么解决呀以下是全部代码:
  • ¥15 seatunnel-web使用SQL组件时候后台报错,无法找到表格
  • ¥15 fpga自动售货机数码管(相关搜索:数字时钟)
  • ¥15 用前端向数据库插入数据,通过debug发现数据能走到后端,但是放行之后就会提示错误